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#apophis — Public Fediverse posts

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  1. ☄️ On April 13, 2029, asteroid Apophis will fly so close to Earth that about 7.6 billion people could see it with their naked eyes.

    Apophis is about 340 meters across, roughly the height of the Eiffel Tower. It will pass just 32,000 km from Earth's surface, closer than our geostationary satellites. The flyby was a hot topic at the Apophis T-3 Years conference in Padua, Italy this June.

    Naked-eye visibility should last about 7 hours as it streaks from Australia across to the North Atlantic. Peak brightness occurs over Cameroon at 4:35 PM EDT. Closest approach is at 5:46 PM EDT over the Atlantic.

    NASA says an asteroid this large passes this close only every few thousand years. There is zero impact risk. Friday the 13th, no less.

    Read more:
    science.nasa.gov/solar-system/
    space.com/astronomy/asteroids/
    eclipseatlas.com/apophis

    #astronomy #apophis #space

  2. ☄️ On April 13, 2029, asteroid Apophis will fly so close to Earth that about 7.6 billion people could see it with their naked eyes.

    Apophis is about 340 meters across, roughly the height of the Eiffel Tower. It will pass just 32,000 km from Earth's surface, closer than our geostationary satellites. The flyby was a hot topic at the Apophis T-3 Years conference in Padua, Italy this June.

    Naked-eye visibility should last about 7 hours as it streaks from Australia across to the North Atlantic. Peak brightness occurs over Cameroon at 4:35 PM EDT. Closest approach is at 5:46 PM EDT over the Atlantic.

    NASA says an asteroid this large passes this close only every few thousand years. There is zero impact risk. Friday the 13th, no less.

    Read more:
    science.nasa.gov/solar-system/
    space.com/astronomy/asteroids/
    eclipseatlas.com/apophis

    #astronomy #apophis #space

  3. ☄️ On April 13, 2029, asteroid Apophis will fly so close to Earth that about 7.6 billion people could see it with their naked eyes.

    Apophis is about 340 meters across, roughly the height of the Eiffel Tower. It will pass just 32,000 km from Earth's surface, closer than our geostationary satellites. The flyby was a hot topic at the Apophis T-3 Years conference in Padua, Italy this June.

    Naked-eye visibility should last about 7 hours as it streaks from Australia across to the North Atlantic. Peak brightness occurs over Cameroon at 4:35 PM EDT. Closest approach is at 5:46 PM EDT over the Atlantic.

    NASA says an asteroid this large passes this close only every few thousand years. There is zero impact risk. Friday the 13th, no less.

    Read more:
    science.nasa.gov/solar-system/
    space.com/astronomy/asteroids/
    eclipseatlas.com/apophis

    #astronomy #apophis #space

  4. ☄️ On April 13, 2029, asteroid Apophis will fly so close to Earth that about 7.6 billion people could see it with their naked eyes.

    Apophis is about 340 meters across, roughly the height of the Eiffel Tower. It will pass just 32,000 km from Earth's surface, closer than our geostationary satellites. The flyby was a hot topic at the Apophis T-3 Years conference in Padua, Italy this June.

    Naked-eye visibility should last about 7 hours as it streaks from Australia across to the North Atlantic. Peak brightness occurs over Cameroon at 4:35 PM EDT. Closest approach is at 5:46 PM EDT over the Atlantic.

    NASA says an asteroid this large passes this close only every few thousand years. There is zero impact risk. Friday the 13th, no less.

    Read more:
    science.nasa.gov/solar-system/
    space.com/astronomy/asteroids/
    eclipseatlas.com/apophis

    #astronomy #apophis #space

  5. ☄️ On April 13, 2029, asteroid Apophis will fly so close to Earth that about 7.6 billion people could see it with their naked eyes.

    Apophis is about 340 meters across, roughly the height of the Eiffel Tower. It will pass just 32,000 km from Earth's surface, closer than our geostationary satellites. The flyby was a hot topic at the Apophis T-3 Years conference in Padua, Italy this June.

    Naked-eye visibility should last about 7 hours as it streaks from Australia across to the North Atlantic. Peak brightness occurs over Cameroon at 4:35 PM EDT. Closest approach is at 5:46 PM EDT over the Atlantic.

    NASA says an asteroid this large passes this close only every few thousand years. There is zero impact risk. Friday the 13th, no less.

    Read more:
    science.nasa.gov/solar-system/
    space.com/astronomy/asteroids/
    eclipseatlas.com/apophis

    #astronomy #apophis #space

  6. 2026-07-24 13:00:00 UTC (Delta: 2026-07-17)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.43 km/s (+0.19 km/s)
    - Rendezvous with Apophis in: 1001 days

    🪨 Relative to Apophis
    - Distance (km): 279,444,872.35 km (-5,212,392.73 km)
    - Distance (AU): 1.87 (-0.03)
    - Light travel time: 15 min 32.16 s (-17.39 s)

    🌎 Relative to Earth
    - Distance (km): 55,168,563.03 km (+3,833,903.96 km)
    - Distance (AU): 0.37 (+0.03)
    - Light travel time: 3 min 4.03 s (+12.79 s)

    #OSIRISAPEx #Apophis

  7. 2026-07-24 13:00:00 UTC (Delta: 2026-07-17)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.43 km/s (+0.19 km/s)
    - Rendezvous with Apophis in: 1001 days

    🪨 Relative to Apophis
    - Distance (km): 279,444,872.35 km (-5,212,392.73 km)
    - Distance (AU): 1.87 (-0.03)
    - Light travel time: 15 min 32.16 s (-17.39 s)

    🌎 Relative to Earth
    - Distance (km): 55,168,563.03 km (+3,833,903.96 km)
    - Distance (AU): 0.37 (+0.03)
    - Light travel time: 3 min 4.03 s (+12.79 s)

    #OSIRISAPEx #Apophis

  8. 2026-07-24 13:00:00 UTC (Delta: 2026-07-17)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.43 km/s (+0.19 km/s)
    - Rendezvous with Apophis in: 1001 days

    🪨 Relative to Apophis
    - Distance (km): 279,444,872.35 km (-5,212,392.73 km)
    - Distance (AU): 1.87 (-0.03)
    - Light travel time: 15 min 32.16 s (-17.39 s)

    🌎 Relative to Earth
    - Distance (km): 55,168,563.03 km (+3,833,903.96 km)
    - Distance (AU): 0.37 (+0.03)
    - Light travel time: 3 min 4.03 s (+12.79 s)

    #OSIRISAPEx #Apophis

  9. 2026-07-24 13:00:00 UTC (Delta: 2026-07-17)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.43 km/s (+0.19 km/s)
    - Rendezvous with Apophis in: 1001 days

    🪨 Relative to Apophis
    - Distance (km): 279,444,872.35 km (-5,212,392.73 km)
    - Distance (AU): 1.87 (-0.03)
    - Light travel time: 15 min 32.16 s (-17.39 s)

    🌎 Relative to Earth
    - Distance (km): 55,168,563.03 km (+3,833,903.96 km)
    - Distance (AU): 0.37 (+0.03)
    - Light travel time: 3 min 4.03 s (+12.79 s)

    #OSIRISAPEx #Apophis

  10. 2026-07-24 13:00:00 UTC (Delta: 2026-07-17)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.43 km/s (+0.19 km/s)
    - Rendezvous with Apophis in: 1001 days

    🪨 Relative to Apophis
    - Distance (km): 279,444,872.35 km (-5,212,392.73 km)
    - Distance (AU): 1.87 (-0.03)
    - Light travel time: 15 min 32.16 s (-17.39 s)

    🌎 Relative to Earth
    - Distance (km): 55,168,563.03 km (+3,833,903.96 km)
    - Distance (AU): 0.37 (+0.03)
    - Light travel time: 3 min 4.03 s (+12.79 s)

    #OSIRISAPEx #Apophis

  11. ESA-Mission mit Beteiligung der TU Braunschweig 🚀

    ☄️ Wenn der #Asteroid #Apophis am 13. April 2029 an der Erde vorbeifliegt, wird ein an der #TUBraunschweig entwickeltes Magnetometer direkt auf seiner Oberfläche geophysikalische Messungen durchführen.

    🛰️ Das Instrument MARIE ist Teil eines landenden CubeSats der #ESA-Mission RAMSES und soll gemeinsam mit weiteren Experimenten die Auswirkungen des außergewöhnlich nahen Erdvorbeiflugs untersuchen.

    👉 lnk.tu-bs.de/zNBQRT

  12. ESA-Mission mit Beteiligung der TU Braunschweig 🚀

    ☄️ Wenn der #Asteroid #Apophis am 13. April 2029 an der Erde vorbeifliegt, wird ein an der #TUBraunschweig entwickeltes Magnetometer direkt auf seiner Oberfläche geophysikalische Messungen durchführen.

    🛰️ Das Instrument MARIE ist Teil eines landenden CubeSats der #ESA-Mission RAMSES und soll gemeinsam mit weiteren Experimenten die Auswirkungen des außergewöhnlich nahen Erdvorbeiflugs untersuchen.

    👉 lnk.tu-bs.de/zNBQRT

  13. ESA-Mission mit Beteiligung der TU Braunschweig 🚀

    ☄️ Wenn der #Asteroid #Apophis am 13. April 2029 an der Erde vorbeifliegt, wird ein an der #TUBraunschweig entwickeltes Magnetometer direkt auf seiner Oberfläche geophysikalische Messungen durchführen.

    🛰️ Das Instrument MARIE ist Teil eines landenden CubeSats der #ESA-Mission RAMSES und soll gemeinsam mit weiteren Experimenten die Auswirkungen des außergewöhnlich nahen Erdvorbeiflugs untersuchen.

    👉 lnk.tu-bs.de/zNBQRT

  14. ESA-Mission mit Beteiligung der TU Braunschweig 🚀

    ☄️ Wenn der #Asteroid #Apophis am 13. April 2029 an der Erde vorbeifliegt, wird ein an der #TUBraunschweig entwickeltes Magnetometer direkt auf seiner Oberfläche geophysikalische Messungen durchführen.

    🛰️ Das Instrument MARIE ist Teil eines landenden CubeSats der #ESA-Mission RAMSES und soll gemeinsam mit weiteren Experimenten die Auswirkungen des außergewöhnlich nahen Erdvorbeiflugs untersuchen.

    👉 lnk.tu-bs.de/zNBQRT

  15. ESA-Mission mit Beteiligung der TU Braunschweig 🚀

    ☄️ Wenn der #Asteroid #Apophis am 13. April 2029 an der Erde vorbeifliegt, wird ein an der #TUBraunschweig entwickeltes Magnetometer direkt auf seiner Oberfläche geophysikalische Messungen durchführen.

    🛰️ Das Instrument MARIE ist Teil eines landenden CubeSats der #ESA-Mission RAMSES und soll gemeinsam mit weiteren Experimenten die Auswirkungen des außergewöhnlich nahen Erdvorbeiflugs untersuchen.

    👉 lnk.tu-bs.de/zNBQRT

  16. 💁🏻‍♀️ TIL: ☄️🌍 A mapping project shared at the University of #Padua shows when and where billions of people can see #asteroid #Apophis during its safe 2029 flyby.

    Scientists calculated that the #space rock will be bright enough for naked eye viewing across #Europe, #Africa, and #Asia, and it will pass closer to our #planet than many #weather #satellites.

    👉 livescience.com/space/asteroid

    #astronomy #science #maps #nasa #earth

  17. 💁🏻‍♀️ TIL: ☄️🌍 A mapping project shared at the University of #Padua shows when and where billions of people can see #asteroid #Apophis during its safe 2029 flyby.

    Scientists calculated that the #space rock will be bright enough for naked eye viewing across #Europe, #Africa, and #Asia, and it will pass closer to our #planet than many #weather #satellites.

    👉 livescience.com/space/asteroid

    #astronomy #science #maps #nasa #earth

  18. 💁🏻‍♀️ TIL: ☄️🌍 A mapping project shared at the University of #Padua shows when and where billions of people can see #asteroid #Apophis during its safe 2029 flyby.

    Scientists calculated that the #space rock will be bright enough for naked eye viewing across #Europe, #Africa, and #Asia, and it will pass closer to our #planet than many #weather #satellites.

    👉 livescience.com/space/asteroid

    #astronomy #science #maps #nasa #earth

  19. 💁🏻‍♀️ TIL: ☄️🌍 A mapping project shared at the University of #Padua shows when and where billions of people can see #asteroid #Apophis during its safe 2029 flyby.

    Scientists calculated that the #space rock will be bright enough for naked eye viewing across #Europe, #Africa, and #Asia, and it will pass closer to our #planet than many #weather #satellites.

    👉 livescience.com/space/asteroid

    #astronomy #science #maps #nasa #earth

  20. 💁🏻‍♀️ TIL: ☄️🌍 A mapping project shared at the University of #Padua shows when and where billions of people can see #asteroid #Apophis during its safe 2029 flyby.

    Scientists calculated that the #space rock will be bright enough for naked eye viewing across #Europe, #Africa, and #Asia, and it will pass closer to our #planet than many #weather #satellites.

    👉 livescience.com/space/asteroid

    #astronomy #science #maps #nasa #earth

  21. "'Shared cosmic experience': 'Potentially hazardous' asteroid Apophis could be visible to 90% of Earth's population during ultraclose 2029 flyby" by @LiveScience - Every continent except North America will have some nighttime hours with view of the near-Earth #asteroid #99942Apophis during its fly-by on April 13, 2029. Closest point will be 19,000mi/30,600km from Earth's surface, which is closer than geosynchronous satellites! livescience.com/space/asteroid #Apophis #NEA #NEO #astronomy #LowFlyingRocks

  22. "'Shared cosmic experience': 'Potentially hazardous' asteroid Apophis could be visible to 90% of Earth's population during ultraclose 2029 flyby" by @LiveScience - Every continent except North America will have some nighttime hours with view of the near-Earth #asteroid #99942Apophis during its fly-by on April 13, 2029. Closest point will be 19,000mi/30,600km from Earth's surface, which is closer than geosynchronous satellites! livescience.com/space/asteroid #Apophis #NEA #NEO #astronomy #LowFlyingRocks

  23. "'Shared cosmic experience': 'Potentially hazardous' asteroid Apophis could be visible to 90% of Earth's population during ultraclose 2029 flyby" by @LiveScience - Every continent except North America will have some nighttime hours with view of the near-Earth #asteroid #99942Apophis during its fly-by on April 13, 2029. Closest point will be 19,000mi/30,600km from Earth's surface, which is closer than geosynchronous satellites! livescience.com/space/asteroid #Apophis #NEA #NEO #astronomy #LowFlyingRocks

  24. "'Shared cosmic experience': 'Potentially hazardous' asteroid Apophis could be visible to 90% of Earth's population during ultraclose 2029 flyby" by @LiveScience - Every continent except North America will have some nighttime hours with view of the near-Earth #asteroid #99942Apophis during its fly-by on April 13, 2029. Closest point will be 19,000mi/30,600km from Earth's surface, which is closer than geosynchronous satellites! livescience.com/space/asteroid #Apophis #NEA #NEO #astronomy #LowFlyingRocks

  25. "'Shared cosmic experience': 'Potentially hazardous' asteroid Apophis could be visible to 90% of Earth's population during ultraclose 2029 flyby" by @LiveScience - Every continent except North America will have some nighttime hours with view of the near-Earth #asteroid #99942Apophis during its fly-by on April 13, 2029. Closest point will be 19,000mi/30,600km from Earth's surface, which is closer than geosynchronous satellites! livescience.com/space/asteroid #Apophis #NEA #NEO #astronomy #LowFlyingRocks

  26. 2026-07-17 13:00:00 UTC (Delta: 2026-07-10)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.24 km/s (+0.14 km/s)
    - Rendezvous with Apophis in: 1008 days

    🪨 Relative to Apophis
    - Distance (km): 284,657,265.08 km (-4,600,577.84 km)
    - Distance (AU): 1.90 (-0.03)
    - Light travel time: 15 min 49.54 s (-15.35 s)

    🌎 Relative to Earth
    - Distance (km): 51,334,659.07 km (+3,311,857.91 km)
    - Distance (AU): 0.34 (+0.02)
    - Light travel time: 2 min 51.24 s (+11.05 s)

    #OSIRISAPEx #Apophis

  27. 2026-07-17 13:00:00 UTC (Delta: 2026-07-10)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.24 km/s (+0.14 km/s)
    - Rendezvous with Apophis in: 1008 days

    🪨 Relative to Apophis
    - Distance (km): 284,657,265.08 km (-4,600,577.84 km)
    - Distance (AU): 1.90 (-0.03)
    - Light travel time: 15 min 49.54 s (-15.35 s)

    🌎 Relative to Earth
    - Distance (km): 51,334,659.07 km (+3,311,857.91 km)
    - Distance (AU): 0.34 (+0.02)
    - Light travel time: 2 min 51.24 s (+11.05 s)

    #OSIRISAPEx #Apophis

  28. 2026-07-17 13:00:00 UTC (Delta: 2026-07-10)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.24 km/s (+0.14 km/s)
    - Rendezvous with Apophis in: 1008 days

    🪨 Relative to Apophis
    - Distance (km): 284,657,265.08 km (-4,600,577.84 km)
    - Distance (AU): 1.90 (-0.03)
    - Light travel time: 15 min 49.54 s (-15.35 s)

    🌎 Relative to Earth
    - Distance (km): 51,334,659.07 km (+3,311,857.91 km)
    - Distance (AU): 0.34 (+0.02)
    - Light travel time: 2 min 51.24 s (+11.05 s)

    #OSIRISAPEx #Apophis

  29. 2026-07-17 13:00:00 UTC (Delta: 2026-07-10)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.24 km/s (+0.14 km/s)
    - Rendezvous with Apophis in: 1008 days

    🪨 Relative to Apophis
    - Distance (km): 284,657,265.08 km (-4,600,577.84 km)
    - Distance (AU): 1.90 (-0.03)
    - Light travel time: 15 min 49.54 s (-15.35 s)

    🌎 Relative to Earth
    - Distance (km): 51,334,659.07 km (+3,311,857.91 km)
    - Distance (AU): 0.34 (+0.02)
    - Light travel time: 2 min 51.24 s (+11.05 s)

    #OSIRISAPEx #Apophis

  30. 2026-07-17 13:00:00 UTC (Delta: 2026-07-10)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.24 km/s (+0.14 km/s)
    - Rendezvous with Apophis in: 1008 days

    🪨 Relative to Apophis
    - Distance (km): 284,657,265.08 km (-4,600,577.84 km)
    - Distance (AU): 1.90 (-0.03)
    - Light travel time: 15 min 49.54 s (-15.35 s)

    🌎 Relative to Earth
    - Distance (km): 51,334,659.07 km (+3,311,857.91 km)
    - Distance (AU): 0.34 (+0.02)
    - Light travel time: 2 min 51.24 s (+11.05 s)

    #OSIRISAPEx #Apophis

  31. 2026-07-10 13:00:00 UTC (Delta: 2026-07-03)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.10 km/s (+0.10 km/s)
    - Rendezvous with Apophis in: 1015 days

    🪨 Relative to Apophis
    - Distance (km): 289,257,842.92 km (-3,991,373.18 km)
    - Distance (AU): 1.93 (-0.03)
    - Light travel time: 16 min 4.89 s (-13.31 s)

    🌎 Relative to Earth
    - Distance (km): 48,022,801.16 km (+2,562,300.48 km)
    - Distance (AU): 0.32 (+0.02)
    - Light travel time: 2 min 40.19 s (+8.55 s)

    #OSIRISAPEx #Apophis

  32. 2026-07-10 13:00:00 UTC (Delta: 2026-07-03)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.10 km/s (+0.10 km/s)
    - Rendezvous with Apophis in: 1015 days

    🪨 Relative to Apophis
    - Distance (km): 289,257,842.92 km (-3,991,373.18 km)
    - Distance (AU): 1.93 (-0.03)
    - Light travel time: 16 min 4.89 s (-13.31 s)

    🌎 Relative to Earth
    - Distance (km): 48,022,801.16 km (+2,562,300.48 km)
    - Distance (AU): 0.32 (+0.02)
    - Light travel time: 2 min 40.19 s (+8.55 s)

    #OSIRISAPEx #Apophis

  33. 2026-07-10 13:00:00 UTC (Delta: 2026-07-03)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.10 km/s (+0.10 km/s)
    - Rendezvous with Apophis in: 1015 days

    🪨 Relative to Apophis
    - Distance (km): 289,257,842.92 km (-3,991,373.18 km)
    - Distance (AU): 1.93 (-0.03)
    - Light travel time: 16 min 4.89 s (-13.31 s)

    🌎 Relative to Earth
    - Distance (km): 48,022,801.16 km (+2,562,300.48 km)
    - Distance (AU): 0.32 (+0.02)
    - Light travel time: 2 min 40.19 s (+8.55 s)

    #OSIRISAPEx #Apophis

  34. 2026-07-10 13:00:00 UTC (Delta: 2026-07-03)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.10 km/s (+0.10 km/s)
    - Rendezvous with Apophis in: 1015 days

    🪨 Relative to Apophis
    - Distance (km): 289,257,842.92 km (-3,991,373.18 km)
    - Distance (AU): 1.93 (-0.03)
    - Light travel time: 16 min 4.89 s (-13.31 s)

    🌎 Relative to Earth
    - Distance (km): 48,022,801.16 km (+2,562,300.48 km)
    - Distance (AU): 0.32 (+0.02)
    - Light travel time: 2 min 40.19 s (+8.55 s)

    #OSIRISAPEx #Apophis

  35. 2026-07-10 13:00:00 UTC (Delta: 2026-07-03)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.10 km/s (+0.10 km/s)
    - Rendezvous with Apophis in: 1015 days

    🪨 Relative to Apophis
    - Distance (km): 289,257,842.92 km (-3,991,373.18 km)
    - Distance (AU): 1.93 (-0.03)
    - Light travel time: 16 min 4.89 s (-13.31 s)

    🌎 Relative to Earth
    - Distance (km): 48,022,801.16 km (+2,562,300.48 km)
    - Distance (AU): 0.32 (+0.02)
    - Light travel time: 2 min 40.19 s (+8.55 s)

    #OSIRISAPEx #Apophis

  36. Paul Simon presents a combination of dynamical, space weathering, and spectral models to try and figure out just where near-Earth asteroids visited by spacecraft came from.

    Suggests Eros, #Itokawa, #Torifune, and #Apophis all came from the main-belt asteroid Flora 1.2 billion years ago.

    #ACM2026

  37. Paul Simon presents a combination of dynamical, space weathering, and spectral models to try and figure out just where near-Earth asteroids visited by spacecraft came from.

    Suggests Eros, #Itokawa, #Torifune, and #Apophis all came from the main-belt asteroid Flora 1.2 billion years ago.

    #ACM2026

  38. Paul Simon presents a combination of dynamical, space weathering, and spectral models to try and figure out just where near-Earth asteroids visited by spacecraft came from.

    Suggests Eros, #Itokawa, #Torifune, and #Apophis all came from the main-belt asteroid Flora 1.2 billion years ago.

    #ACM2026

  39. Paul Simon presents a combination of dynamical, space weathering, and spectral models to try and figure out just where near-Earth asteroids visited by spacecraft came from.

    Suggests Eros, #Itokawa, #Torifune, and #Apophis all came from the main-belt asteroid Flora 1.2 billion years ago.

    #ACM2026

  40. #ESA:
    "
    Surface CubeSat contracted for Ramses asteroid mission
    "
    ".. contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid. Don Quijote is a shoebox-sized spacecraft that will be deployed onto the Apophis asteroid by ESA’s Ramses mission before the asteroid flies by Earth on 13 April 2029. .."

    esa.int/Space_Safety/Planetary

    2.7.2026

    #Apophis #Asteroid #Cubesat #DonQuijote #EMXYS #GRASS #MARIE #Ramses #Raumfahrt #Raumsonde #SIA #SpaceFlight

  41. #ESA:
    "
    Surface CubeSat contracted for Ramses asteroid mission
    "
    ".. contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid. Don Quijote is a shoebox-sized spacecraft that will be deployed onto the Apophis asteroid by ESA’s Ramses mission before the asteroid flies by Earth on 13 April 2029. .."

    esa.int/Space_Safety/Planetary

    2.7.2026

    #Apophis #Asteroid #Cubesat #DonQuijote #EMXYS #GRASS #MARIE #Ramses #Raumfahrt #Raumsonde #SIA #SpaceFlight

  42. #ESA:
    "
    Surface CubeSat contracted for Ramses asteroid mission
    "
    ".. contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid. Don Quijote is a shoebox-sized spacecraft that will be deployed onto the Apophis asteroid by ESA’s Ramses mission before the asteroid flies by Earth on 13 April 2029. .."

    esa.int/Space_Safety/Planetary

    2.7.2026

    #Apophis #Asteroid #Cubesat #DonQuijote #EMXYS #GRASS #MARIE #Ramses #Raumfahrt #Raumsonde #SIA #SpaceFlight

  43. #ESA:
    "
    Surface CubeSat contracted for Ramses asteroid mission
    "
    ".. contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid. Don Quijote is a shoebox-sized spacecraft that will be deployed onto the Apophis asteroid by ESA’s Ramses mission before the asteroid flies by Earth on 13 April 2029. .."

    esa.int/Space_Safety/Planetary

    2.7.2026

    #Apophis #Asteroid #Cubesat #DonQuijote #EMXYS #GRASS #MARIE #Ramses #Raumfahrt #Raumsonde #SIA #SpaceFlight

  44. #ESA:
    "
    Surface CubeSat contracted for Ramses asteroid mission
    "
    ".. contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid. Don Quijote is a shoebox-sized spacecraft that will be deployed onto the Apophis asteroid by ESA’s Ramses mission before the asteroid flies by Earth on 13 April 2029. .."

    esa.int/Space_Safety/Planetary

    2.7.2026

    #Apophis #Asteroid #Cubesat #DonQuijote #EMXYS #GRASS #MARIE #Ramses #Raumfahrt #Raumsonde #SIA #SpaceFlight

  45. 2026-07-03 13:00:00 UTC (Delta: 2026-06-26)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.00 km/s (+0.06 km/s)
    - Rendezvous with Apophis in: 1022 days

    🪨 Relative to Apophis
    - Distance (km): 293,249,216.10 km (-3,385,927.15 km)
    - Distance (AU): 1.96 (-0.02)
    - Light travel time: 16 min 18.20 s (-11.29 s)

    🌎 Relative to Earth
    - Distance (km): 45,460,500.67 km (+1,616,743.57 km)
    - Distance (AU): 0.30 (+0.01)
    - Light travel time: 2 min 31.64 s (+5.39 s)

    #OSIRISAPEx #Apophis

  46. 2026-07-03 13:00:00 UTC (Delta: 2026-06-26)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.00 km/s (+0.06 km/s)
    - Rendezvous with Apophis in: 1022 days

    🪨 Relative to Apophis
    - Distance (km): 293,249,216.10 km (-3,385,927.15 km)
    - Distance (AU): 1.96 (-0.02)
    - Light travel time: 16 min 18.20 s (-11.29 s)

    🌎 Relative to Earth
    - Distance (km): 45,460,500.67 km (+1,616,743.57 km)
    - Distance (AU): 0.30 (+0.01)
    - Light travel time: 2 min 31.64 s (+5.39 s)

    #OSIRISAPEx #Apophis

  47. 2026-07-03 13:00:00 UTC (Delta: 2026-06-26)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.00 km/s (+0.06 km/s)
    - Rendezvous with Apophis in: 1022 days

    🪨 Relative to Apophis
    - Distance (km): 293,249,216.10 km (-3,385,927.15 km)
    - Distance (AU): 1.96 (-0.02)
    - Light travel time: 16 min 18.20 s (-11.29 s)

    🌎 Relative to Earth
    - Distance (km): 45,460,500.67 km (+1,616,743.57 km)
    - Distance (AU): 0.30 (+0.01)
    - Light travel time: 2 min 31.64 s (+5.39 s)

    #OSIRISAPEx #Apophis

  48. 2026-07-03 13:00:00 UTC (Delta: 2026-06-26)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.00 km/s (+0.06 km/s)
    - Rendezvous with Apophis in: 1022 days

    🪨 Relative to Apophis
    - Distance (km): 293,249,216.10 km (-3,385,927.15 km)
    - Distance (AU): 1.96 (-0.02)
    - Light travel time: 16 min 18.20 s (-11.29 s)

    🌎 Relative to Earth
    - Distance (km): 45,460,500.67 km (+1,616,743.57 km)
    - Distance (AU): 0.30 (+0.01)
    - Light travel time: 2 min 31.64 s (+5.39 s)

    #OSIRISAPEx #Apophis

  49. 2026-07-03 13:00:00 UTC (Delta: 2026-06-26)

    WHERE IS OSIRIS-APEX?
    - Barycentric speed: 23.00 km/s (+0.06 km/s)
    - Rendezvous with Apophis in: 1022 days

    🪨 Relative to Apophis
    - Distance (km): 293,249,216.10 km (-3,385,927.15 km)
    - Distance (AU): 1.96 (-0.02)
    - Light travel time: 16 min 18.20 s (-11.29 s)

    🌎 Relative to Earth
    - Distance (km): 45,460,500.67 km (+1,616,743.57 km)
    - Distance (AU): 0.30 (+0.01)
    - Light travel time: 2 min 31.64 s (+5.39 s)

    #OSIRISAPEx #Apophis

  50. The European Space Agency has contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid: esa.int/Space_Safety/Planetary - #DonQuijote is a shoebox-sized spacecraft that will be deployed onto the #Apophis asteroid by ESA’s #Ramses mission before the asteroid flies by Earth on 13 April 2029.

  51. The European Space Agency has contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid: esa.int/Space_Safety/Planetary - #DonQuijote is a shoebox-sized spacecraft that will be deployed onto the #Apophis asteroid by ESA’s #Ramses mission before the asteroid flies by Earth on 13 April 2029.

  52. The European Space Agency has contracted Spanish company EMXYS for the first CubeSat designed to operate on the surface of an asteroid: esa.int/Space_Safety/Planetary - #DonQuijote is a shoebox-sized spacecraft that will be deployed onto the #Apophis asteroid by ESA’s #Ramses mission before the asteroid flies by Earth on 13 April 2029.