Solar System & Planets

Talk about planets, moons, asteroids, comets, planetary science, exploration missions and discoveries across our Solar System.

    2. Europa Clipper Mission: What to Expect from NASA's Upcoming Mission 8

      • chance7
      • November 20, 2025 at 1:24 PM
      • chance7
      • May 28, 2026 at 8:46 AM
    3. Replies
      8
      Views
      672
      8

    4. junior128

      May 28, 2026 at 8:46 AM

    2. For how long can we survive without the moon? 16

      • benish
      • March 11, 2023 at 7:20 PM
      • benish
      • May 28, 2026 at 7:46 AM
    3. Replies
      16
      Views
      3.8k
      16

    4. Wrath

      May 28, 2026 at 7:46 AM

    2. How come Mars is red? 14

      • benish
      • March 8, 2023 at 12:45 PM
      • benish
      • May 28, 2026 at 4:46 AM
    3. Replies
      14
      Views
      3.5k
      14

    4. bl3orch

      May 28, 2026 at 4:46 AM

    2. If there was no moon, what would happen? 10

      • benish
      • March 10, 2023 at 6:52 PM
      • benish
      • May 28, 2026 at 2:46 AM
    3. Replies
      10
      Views
      3.3k
      10

    4. josh1235678

      May 28, 2026 at 2:46 AM

    2. Can you live in Jupiter's atmosphere? 16

      • benish
      • March 8, 2023 at 10:06 PM
      • benish
      • May 26, 2026 at 9:04 AM
    3. Replies
      16
      Views
      4.2k
      16

    4. josh1235678

      May 26, 2026 at 9:04 AM

    2. The Search for Life: Which Planets Are Most Likely to Host Extraterrestrial Life? 10

      • timedust.1996
      • May 26, 2026 at 6:46 AM
    3. Replies
      10
      Views
      890
      10

    4. Wrath

      May 26, 2026 at 6:46 AM

    2. Jupiter's Magnetic Field: Understanding Its Strength and Effects on Space Weather 7

      • chance7
      • April 29, 2026 at 2:53 PM
      • chance7
      • May 25, 2026 at 5:46 PM
    3. Replies
      7
      Views
      180
      7

    4. SkyBrutus

      May 25, 2026 at 5:46 PM

    2. Venus Express 23

      • Gabrielle
      • May 25, 2026 at 10:57 AM
    3. Replies
      23
      Views
      5.4k
      23

    4. Fergie

      May 25, 2026 at 10:57 AM

    2. Saturn and Its rings 14

      • Roberachi
      • May 25, 2026 at 4:20 AM
    3. Replies
      14
      Views
      4.6k
      14

    4. bl3orch

      May 25, 2026 at 4:20 AM

    2. The Cultural Impact of Mars in Literature and Film 2

      • z1ngaro
      • December 9, 2025 at 11:40 AM
      • z1ngaro
      • March 4, 2026 at 8:06 AM
    3. Replies
      2
      Views
      710
      2

    4. Tunacanoe

      March 4, 2026 at 8:06 AM

    2. Is there life on Europa? 4

      • benish
      • March 10, 2023 at 1:54 PM
      • benish
      • April 27, 2025 at 9:47 PM
    3. Replies
      4
      Views
      3.1k
      4

    4. gtvo

      April 27, 2025 at 9:47 PM

Display Options