#solar-system — Public Fediverse posts

#QuizOfTheDay: What is the name of the largest and most famous #Storm in our #SolarSystem, which has been raging on #Jupiter for centuries?

A) The Great Dark Spot
B) The Eye of Jupiter
C) The Great Red Spot
D) The Jovian Hurricane

https://knowledgezone.co.in/resources/quiz?qId=68236950947e4d8b420c56d2

Trans-Neptunian Object 2002 XV93 has an atmosphere. www.nao.ac.jp/en/news/scie... #TNO2002XV93 #TNO #SolarSystem #Japan #NAOJ

Outer Solar System Object Has ...

TESS reveals fullest night-sky map yet, with nearly 6,000 exoplanet worlds https://phys.org/news/2026-05-tess-reveals-fullest-night-sky.html 🪐 #Exoplanet #Exoplanets #AlienWorlds #AlienLife #Extraterrestrials #Space #Science #SolarSystem #Astrobiology

2026-05-14 12:00:00 UTC (Delta: 2026-05-07)

SATURN
- Distance (km): 1,524,318,504.61 km (-11,205,907.66 km)
- Distance (AU): 10.19 (-0.07)
- Light travel time: 1 h 24 min 44.58 s (-37.38 s)
- Orbital speed: 9.71 km/s (+0.00 km/s)

Image: Distant Saturn Sighting
Credit: NASA/JPL/Southwest Research Institute

#Saturn #Space #SolarSystem

#KnowledgeByte: #Jupiter : Saving the World One #Asteroid at a Time

In our #SolarSystem, Jupiter's huge gravitational field deflects comets and asteroids away from our delicate, rocky home planet.

https://knowledgezone.co.in/posts/Saving-the-World--One-Asteroid-at-a-664304cae3067b259e4a7ae7

Mars rover snaps a selfie near skyscraper-sized boulders

https://fed.brid.gy/r/https://www.popsci.com/science/mars-rover-selfie/

2026-05-13 12:00:00 UTC (Delta: 2026-05-06)

JUPITER
- Distance (km): 856,228,659.32 km (+14,753,994.65 km)
- Distance (AU): 5.72 (+0.10)
- Light travel time: 47 min 36.07 s (+49.21 s)
- Orbital speed: 12.92 km/s (-0.01 km/s)

Image: Jupiter Ring System
Credit: NASA/JPL/Cornell University

#Jupiter #Space #SolarSystem

New model finds the lower size limit for habitable exoplanets https://phys.org/news/2026-05-size-limit-habitable-exoplanets.html 🪐 #Exoplanet #Exoplanets #AlienWorlds #AlienLife #Extraterrestrials #Space #Science #SolarSystem #Astrobiology

New alien-life test could help Mars and Europa missions read organic molecules https://phys.org/news/2026-05-alien-life-mars-europa-missions.html 🪐 #Exoplanet #Exoplanets #AlienWorlds #AlienLife #Extraterrestrials #Space #Science #SolarSystem #Astrobiology

2026-05-12 12:00:00 UTC (Delta: 2026-05-05)

VENUS
- Distance (km): 205,844,716.86 km (-5,778,887.49 km)
- Distance (AU): 1.38 (-0.04)
- Light travel time: 11 min 26.62 s (-19.28 s)
- Orbital speed: 35.26 km/s (+0.01 km/s)

Image: Venus - Mosaic of Bahet and Onatah Coronae
Credit: NASA/JPL

#Venus #Space #SolarSystem

The universe is not silent. It speaks in ways we are only starting to hear. #SpaceScience #PlanetarySounds #NASA #CosmicWaves #Astronomy #ScienceExplained #SolarSystem #Curiosity #Innovation #Learning
https://sm.stayingalive.in/did-you-know/when-planets-begin-to-sing.html

The universe is not silent. It speaks in ways we are only starting to hear. #SpaceScience #PlanetarySounds #NASA #CosmicWaves #Astronomy #ScienceExplained #SolarSystem #Curiosity #Innovation #Learning
https://sm.stayingalive.in/did-you-know/when-planets-begin-to-sing.html

2026-05-11 12:00:00 UTC (Delta: 2026-05-04)

MERCURY
- Distance (km): 197,920,726.70 km (+5,845,639.49 km)
- Distance (AU): 1.32 (+0.04)
- Light travel time: 11 min 0.19 s (+19.50 s)
- Orbital speed: 56.74 km/s (+5.00 km/s)

Image: Lowlands in Mercury North
Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington

#Mercury #Space #SolarSystem

Tiny Rock In the Solar System Contains Atmosphere and Nobody Knows Why - YouTube
https://www.youtube.com/watch?v=lG-M01LUj-A

#Astronomy #Cosmology #SolarSystem #Plutino

2026-05-10 12:00:00 UTC (Delta: 2026-05-03)

PLUTO [ *1930 +2006 ]
- Distance (km): 5,272,969,039.52 km (-16,710,981.47 km)
- Distance (AU): 35.25 (-0.11)
- Light travel time: 4 h 53 min 8.73 s (-55.74 s)
- Orbital speed: 5.25 km/s (-0.01 km/s)

Image: Layered Craters and Icy Plains
Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

#Pluto #Space #SolarSystem

2026-05-09 12:00:00 UTC (Delta: 2026-05-02)

NEPTUNE
- Distance (km): 4,575,003,206.28 km (-11,713,602.09 km)
- Distance (AU): 30.58 (-0.08)
- Light travel time: 4 h 14 min 20.57 s (-39.07 s)
- Orbital speed: 5.47 km/s (-0.00 km/s)

Image: Neptune - True Color of Clouds
Credit: NASA/JPL

#Neptune #Space #SolarSystem

Pluto-like world’s thin atmosphere poses a mystery
Scientists are puzzling over another oddball on the edge of the solar system: This time, it's an icy object less than a quarter of Pluto's size with a thin atmosphere – a layer of gas that's not typically found around objects so small.

A Japanese team of researchers — including an amate
https://cosmiclog.com/2026/05/08/pluto-like-worlds-thin-atmosphere-poses-a-mystery/
#UniverseToday #Astronomy #KuiperBelt #Pluto #SolarSystem #Space

THE WEEKLY SPIN
19/2026

#SolarSystem #OrbitalMechanics #Earth #Moon #Mars

As we wave farewell to our episode on Maria Mitchell & sunspots, here's an image of the crater named after Maria on the moon!

Stay tuned tomorrow for a new episode on the #astronomy and Cosmic Background of the #constellation Camelopardalis!

📷 https://en.wikipedia.org/wiki/Mitchell_%28crater%29#/media/File:Crater_Mitchell.jpg

#moon #sunspots #sun #crater #astronomers #WomenInSTEM #history #WomensHistory #Space #science #SolarSystem #podcast #astrophotography

Useless Facts, Badly Drawn #504: Janus and Epimetheus.
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#saturn #solarsystem #moons #saturnsmoons #webcomic #comics #space #astronomy #uselessfacts #uselessfactsbadlydrawn

‘Mars’ is 2025’s most popular planet baby name

https://fed.brid.gy/r/https://www.popsci.com/science/ssa-baby-names-planets/

2026-05-08 12:00:00 UTC (Delta: 2026-05-01)

URANUS
- Distance (km): 3,059,339,932.61 km (+4,917,035.41 km)
- Distance (AU): 20.45 (+0.03)
- Light travel time: 2 h 50 min 4.86 s (+16.40 s)
- Orbital speed: 6.72 km/s (+0.00 km/s)

Image: Uranus Ring System
Credit: NASA/JPL

#Uranus #Space #SolarSystem

For 6 days, NASA’s Mars rover battled a rock

https://fed.brid.gy/r/https://www.popsci.com/science/curiosity-rover-rock/

2026-05-07 12:00:00 UTC (Delta: 2026-04-30)

SATURN
- Distance (km): 1,535,524,412.28 km (-9,750,743.07 km)
- Distance (AU): 10.26 (-0.07)
- Light travel time: 1 h 25 min 21.96 s (-32.52 s)
- Orbital speed: 9.71 km/s (+0.00 km/s)

Image: Moons Around Saturn
Credit: NASA/JPL/STScI

#Saturn #Space #SolarSystem

Three billion years ago, Earth's life relied on a rare metal https://phys.org/news/2026-05-billion-years-earth-life-rare.html 🪐 #Exoplanet #Exoplanets #AlienWorlds #AlienLife #Extraterrestrials #Space #Science #SolarSystem #Astrobiology

JWST pins down the origins of a planetary odd couple https://phys.org/news/2026-05-jwst-pins-planetary-odd-couple.html 🪐 #Exoplanet #Exoplanets #AlienWorlds #AlienLife #Extraterrestrials #Space #Science #SolarSystem #Astrobiology

2026-05-06 12:00:00 UTC (Delta: 2026-04-29)

JUPITER
- Distance (km): 841,474,664.67 km (+15,482,040.25 km)
- Distance (AU): 5.62 (+0.10)
- Light travel time: 46 min 46.86 s (+51.64 s)
- Orbital speed: 12.93 km/s (-0.01 km/s)

Image: Jupiter's Bands of Color
Credit: Image data: NASA/JPL-Caltech/SwRI/MSSS Image processing: Brian Swift CC BY

#Jupiter #Space #SolarSystem

.. annotated version of previous image.

2026 May 6

The Retrograde Dance of Saturn and Neptune
* Image Credit & Copyright: Tunç Tezel (TWAN)

Please see the explanation in previous post for more detailed information.

https://apod.nasa.gov/apod/ap260506.html

#space #planets #solarsystem #astrophotography #photography #nature #science #astronomy #physics #NASA #ESA #education