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#planetary-defense — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #planetary-defense, aggregated by home.social.

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  1. Watch NASA make history with the first-ever planetary defense test. This footage captures the exact moment the DART spacecraft slammed into the asteroid Dimorphos — proving we have the technology to knock an asteroid off course and protect our planet. 🌍☄️

    #space #NASA #DART #asteroid #planetarydefense #astronomy

    @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] #space #science #nasa #astronomy
  2. Watch NASA make history with the first-ever planetary defense test. This footage captures the exact moment the DART spacecraft slammed into the asteroid Dimorphos — proving we have the technology to knock an asteroid off course and protect our planet. 🌍☄️

    #space #NASA #DART #asteroid #planetarydefense #astronomy

    @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] #space #science #nasa #astronomy
  3. Watch NASA make history with the first-ever planetary defense test. This footage captures the exact moment the DART spacecraft slammed into the asteroid Dimorphos — proving we have the technology to knock an asteroid off course and protect our planet. 🌍☄️

    #space #NASA #DART #asteroid #planetarydefense #astronomy

    @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] #space #science #nasa #astronomy
  4. Watch NASA make history with the first-ever planetary defense test. This footage captures the exact moment the DART spacecraft slammed into the asteroid Dimorphos — proving we have the technology to knock an asteroid off course and protect our planet. 🌍☄️

    #space #NASA #DART #asteroid #planetarydefense #astronomy

    @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] #space #science #nasa #astronomy
  5. Watch NASA make history with the first-ever planetary defense test. This footage captures the exact moment the DART spacecraft slammed into the asteroid Dimorphos — proving we have the technology to knock an asteroid off course and protect our planet. 🌍☄️

    #space #NASA #DART #asteroid #planetarydefense #astronomy

    @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] @[email protected] #space #science #nasa #astronomy
  6. The Architecture of Falsehood: Threatening Planetary Stability

    A new study by Mark Boslough at the University of New Mexico shows how fake news and bad science reporting hurt our ability to protect Earth from space rocks.

    #PlanetaryDefense, #Misinformation, #SpaceScience, #FakeNews, #UniversityOfNewMexico

    newsletter.tf/bad-info-threate

  7. A new study warns that the spread of false information is making it harder to defend Earth from dangerous space rocks. This is a big problem for planetary defense.

    #PlanetaryDefense, #Misinformation, #SpaceScience, #FakeNews, #UniversityOfNewMexico
    newsletter.tf/bad-info-threate

  8. #asteroid #2026JN4 is apparently not being added to the official list of pre-impact detections because there were not enough observations to nail down an estimated impact point and there were no reports to confirm air or ground impact. More observations could change that. (ref @michael_w_busch ) mastodon.online/@michael_w_bus #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  9. #asteroid #2026JN4 is apparently not being added to the official list of pre-impact detections because there were not enough observations to nail down an estimated impact point and there were no reports to confirm air or ground impact. More observations could change that. (ref @michael_w_busch ) mastodon.online/@michael_w_bus #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  10. #asteroid #2026JN4 is apparently not being added to the official list of pre-impact detections because there were not enough observations to nail down an estimated impact point and there were no reports to confirm air or ground impact. More observations could change that. (ref @michael_w_busch ) mastodon.online/@michael_w_bus #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  11. #asteroid #2026JN4 is apparently not being added to the official list of pre-impact detections because there were not enough observations to nail down an estimated impact point and there were no reports to confirm air or ground impact. More observations could change that. (ref @michael_w_busch ) mastodon.online/@michael_w_bus #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  12. #asteroid #2026JN4 is apparently not being added to the official list of pre-impact detections because there were not enough observations to nail down an estimated impact point and there were no reports to confirm air or ground impact. More observations could change that. (ref @michael_w_busch ) mastodon.online/@michael_w_bus #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  13. At approximately 2026-May-15 13:44 UTC, #asteroid #2026JN4 impacted Earth's atmosphere shortly after discovery. The 1m-wide rock was not a threat. Most that size are simply not discovered before becoming a common fireball meteor. The previous impactor discovered before impact was in December 2024. ssd.jpl.nasa.gov/tools/sbdb_lo #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  14. At approximately 2026-May-15 13:44 UTC, #asteroid #2026JN4 impacted Earth's atmosphere shortly after discovery. The 1m-wide rock was not a threat. Most that size are simply not discovered before becoming a common fireball meteor. The previous impactor discovered before impact was in December 2024. ssd.jpl.nasa.gov/tools/sbdb_lo #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  15. At approximately 2026-May-15 13:44 UTC, #asteroid #2026JN4 impacted Earth's atmosphere shortly after discovery. The 1m-wide rock was not a threat. Most that size are simply not discovered before becoming a common fireball meteor. The previous impactor discovered before impact was in December 2024. ssd.jpl.nasa.gov/tools/sbdb_lo #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  16. At approximately 2026-May-15 13:44 UTC, #asteroid #2026JN4 impacted Earth's atmosphere shortly after discovery. The 1m-wide rock was not a threat. Most that size are simply not discovered before becoming a common fireball meteor. The previous impactor discovered before impact was in December 2024. ssd.jpl.nasa.gov/tools/sbdb_lo #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  17. At approximately 2026-May-15 13:44 UTC, #asteroid #2026JN4 impacted Earth's atmosphere shortly after discovery. The 1m-wide rock was not a threat. Most that size are simply not discovered before becoming a common fireball meteor. The previous impactor discovered before impact was in December 2024. ssd.jpl.nasa.gov/tools/sbdb_lo #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks

  18. The Vera C. Rubin Observatory has Discovered 11,000 New Asteroids, and It's Barely Even Started!
    atlas.whatip.xyz/post.php?slug
    11,000 asteroids found before Rubin even started — brace yourself for what comes next.
    #verarubinobservatory #asteroiddiscovery #planetarydefense

  19. The Vera C. Rubin Observatory has Discovered 11,000 New Asteroids, and It's Barely Even Started!
    atlas.whatip.xyz/post.php?slug
    11,000 asteroids found before Rubin even started — brace yourself for what comes next.
    #verarubinobservatory #asteroiddiscovery #planetarydefense

  20. Airplane sized Asteroid 2026 FB: NASA warns: Airplane-sized asteroid 2026 FB zooming past Earth at 34,000 mph today; what could happen next |

    NASA is keeping an eye on near-Earth objects. One such object is a small asteroid called 2026 FB…
    #NewsBeep #News #Space #asteroid2026FB #asteroidcloseapproach #asteroidimpactrisks #asteroidsizecomparison #NASAasteroidmonitoring #NASAnear-Earthobservations #near-Earthobjects #PlanetaryDefense #Science #UK #UnitedKingdom
    newsbeep.com/uk/482683/

  21. NASA’s DART Mission Did More Than Just Nudge an Asteroid, Study Says

    In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour…
    #NewsBeep #News #Space #Asteroids #dartmission #NASA #PlanetaryDefense #Science #UK #UnitedKingdom
    newsbeep.com/uk/461500/

  22. NASA’s DART Mission Did More Than Just Nudge an Asteroid, Study Says

    In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour…
    #NewsBeep #News #Space #asteroids #AU #Australia #DARTmission #NASA #PlanetaryDefense #Science
    newsbeep.com/au/523376/

  23. NASA’s DART Mission Did More Than Just Nudge an Asteroid, Study Says

    In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour…
    #NewsBeep #News #Space #asteroids #AU #Australia #DARTmission #NASA #PlanetaryDefense #Science
    newsbeep.com/au/523376/

  24. NASA’s DART Mission Did More Than Just Nudge an Asteroid, Study Says

    In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour…
    #NewsBeep #News #US #USA #UnitedStates #UnitedStatesOfAmerica #Space #asteroids #dartmission #NASA #planetarydefense #Science
    newsbeep.com/us/508030/

  25. NASA’s DART Mission Did More Than Just Nudge an Asteroid, Study Says

    In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour…
    #NewsBeep #News #US #USA #UnitedStates #UnitedStatesOfAmerica #Space #asteroids #dartmission #NASA #planetarydefense #Science
    newsbeep.com/us/508030/

  26. NASA’s DART Mission Did More Than Just Nudge an Asteroid, Study Says

    In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour…
    #NewsBeep #News #US #USA #UnitedStates #UnitedStatesOfAmerica #Space #asteroids #dartmission #NASA #planetarydefense #Science
    newsbeep.com/us/508030/

  27. NASA’s DART Mission Did More Than Just Nudge an Asteroid, Study Says

    In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour…
    #NewsBeep #News #US #USA #UnitedStates #UnitedStatesOfAmerica #Space #asteroids #dartmission #NASA #planetarydefense #Science
    newsbeep.com/us/508030/

  28. "Phew! NASA Rules Out Asteroid Smashup on the Moon in 2032" by @universetoday / @alanboyle - Astronomical observations of #asteroid #2024YR4, including from #NASA #WebbSpaceTelescope🔭 #JWST, refined its orbit estimate to rule out impact with the #Moon on its Dec 22, 2032 flyby. Possibility of Earth impact on that pass was already ruled out in April 2025. The 60m diameter rock would be a serious threat. universetoday.com/articles/phe #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  29. "Phew! NASA Rules Out Asteroid Smashup on the Moon in 2032" by @universetoday / @alanboyle - Astronomical observations of #asteroid #2024YR4, including from #NASA #WebbSpaceTelescope🔭 #JWST, refined its orbit estimate to rule out impact with the #Moon on its Dec 22, 2032 flyby. Possibility of Earth impact on that pass was already ruled out in April 2025. The 60m diameter rock would be a serious threat. universetoday.com/articles/phe #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  30. "Phew! NASA Rules Out Asteroid Smashup on the Moon in 2032" by @universetoday / @alanboyle - Astronomical observations of #asteroid #2024YR4, including from #NASA #WebbSpaceTelescope🔭 #JWST, refined its orbit estimate to rule out impact with the #Moon on its Dec 22, 2032 flyby. Possibility of Earth impact on that pass was already ruled out in April 2025. The 60m diameter rock would be a serious threat. universetoday.com/articles/phe #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  31. "Phew! NASA Rules Out Asteroid Smashup on the Moon in 2032" by @universetoday / @alanboyle - Astronomical observations of #asteroid #2024YR4, including from #NASA #WebbSpaceTelescope🔭 #JWST, refined its orbit estimate to rule out impact with the #Moon on its Dec 22, 2032 flyby. Possibility of Earth impact on that pass was already ruled out in April 2025. The 60m diameter rock would be a serious threat. universetoday.com/articles/phe #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  32. "Asteroid 2024 YR4's collision with the moon could create a flash visible from Earth, study finds" by @LiveScience - #Asteroid #2024YR4 was briefly subject of concern until Earth impact was ruled out. It's still being studied for potential impact with the #Moon on Dec 22, 2032. New paper estimates impact areas, all on the side facing Earth. A tiny fraction might be in darkness, visible without optics. livescience.com/space/asteroid #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  33. "Asteroid 2024 YR4's collision with the moon could create a flash visible from Earth, study finds" by @LiveScience - #Asteroid #2024YR4 was briefly subject of concern until Earth impact was ruled out. It's still being studied for potential impact with the #Moon on Dec 22, 2032. New paper estimates impact areas, all on the side facing Earth. A tiny fraction might be in darkness, visible without optics. livescience.com/space/asteroid #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  34. "Asteroid 2024 YR4's collision with the moon could create a flash visible from Earth, study finds" by @LiveScience - #Asteroid #2024YR4 was briefly subject of concern until Earth impact was ruled out. It's still being studied for potential impact with the #Moon on Dec 22, 2032. New paper estimates impact areas, all on the side facing Earth. A tiny fraction might be in darkness, visible without optics. livescience.com/space/asteroid #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  35. "Asteroid 2024 YR4's collision with the moon could create a flash visible from Earth, study finds" by @LiveScience - #Asteroid #2024YR4 was briefly subject of concern until Earth impact was ruled out. It's still being studied for potential impact with the #Moon on Dec 22, 2032. New paper estimates impact areas, all on the side facing Earth. A tiny fraction might be in darkness, visible without optics. livescience.com/space/asteroid #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

  36. HAPPENING: Scientists Track Asteroid 2024 YR4 and a Moon Rare High-Energy Impact Scenario

    A celestial game of billiards is unfolding in our backyard. Global observatories are locked onto Asteroid 2024 YR4, calculating a rare high-energy impact scenario involving the Moon.

    #AsteroidAlert #NASA #SpaceDiscovery #MoonImpact #Astronomy #PlanetaryDefense #SpaceNews

    thefuturist.co/happening-scien