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Space: Astronomy and Astrophysics

Exploring the wonders of the universe.

7,557 topics in this forum

  1. Earth’s Rotation Is Alarmingly Slowing Down

    By Grim Reaper 6,
    • 1 reply
    • 128 views

  2. Planet Sizes and Locations in Our Solar System

    By Waspie_Dwarf,
    • 0 replies
    • 76 views

  3. Study suggests there is no dark matter and the Universe is 26.7 billion years old!! 1 2

    By Zetorian,
    • 29 replies
    • 456 views

  4. How much does Earth weigh?

    By Still Waters,
    • 0 replies
    • 85 views

  5. This super-Earth is the first planet confirmed to have a permanent dark side

    Convincing evidence of 1:1 tidal locking has been absent until a new analysis of the exoplanet LHS 3855b.
    By Waspie_Dwarf,   
    • 0 replies
    • 86 views

  6. When Day Turns to Night: What Animals Do During a Total Solar Eclipse

    Topic was moved to forum Natural World

  7. Twin Suns and Alien Worlds: The Science Fiction Journey From Tatooine to Reality

    By Grim Reaper 6,
    • 0 replies
    • 54 views

  8. Where does the solar system end?

    By Still Waters,   
    • 2 replies
    • 80 views

  9. ALMA Finds New Molecular Signposts in Starburst Galaxy

    By Waspie_Dwarf,   
    • 0 replies
    • 57 views

  10. Unknown Ancient Structures Found Inside The Milky Way

    Shiva and Shakti Streams

    Topic was merged with Gaia unravels the ancient threads of the Milky Way

  11. Gaia unravels the ancient threads of the Milky Way

    By Waspie_Dwarf,   
    • 1 reply
    • 170 views

  12. Faintest Known Star System Orbiting the Milky Way Discovered from Hawaiʻi

    By Waspie_Dwarf,   
    • 0 replies
    • 65 views

  13. Time to see the bigger picture

    ESA has teamed up with Samsung to launch the first watch face for our Solar System.
    By Waspie_Dwarf,   
    • 0 replies
    • 54 views

  14. Hubble Finds a Field of Stars

    Hubble Image
    By Waspie_Dwarf,   
    • 0 replies
    • 49 views

  15. Three-Year Study of Young Stars with NASA’s Hubble Enters New Chapter

    By Waspie_Dwarf,   
    • 0 replies
    • 36 views

  16. Stardust Found in an Ancient Meteorite Was Left by a New Kind of Supernova

    By Grim Reaper 6,
    • 0 replies
    • 65 views

  17. Distant ‘space snowman’ unlocks mystery of how some dormant deep space objects become ‘ice bombs’

    A new study on how comets evolve reveals that deep space objects like Kuiper Belt Object 486958 Arrokoth may be time capsules containing ancient ices from billions of years ago.
    By Waspie_Dwarf,   
    • 0 replies
    • 57 views

  18. Turbulence within Solar Transients Imaged for the First Time

    NASA's Parker Solar Probe
    By Waspie_Dwarf,   
    • 0 replies
    • 63 views

  19. A Hundred Million Suns

    The Most Complete Portrait of a Supernova Ever
    By Waspie_Dwarf,   
    • 4 replies
    • 121 views

  20. Astronomers conduct first search for forming planets with new space telescope

    By Waspie_Dwarf,   
    • 0 replies
    • 57 views

  21. Persistent “hiccups” in a far-off galaxy draw astronomers to new black hole behavior

    Analysis reveals a tiny black hole repeatedly punching through a larger black hole’s disk of gas.
    By Waspie_Dwarf,   
    • 0 replies
    • 60 views

  22. Integral spots giant explosions feeding neutron star jets

    By Waspie_Dwarf,   
    • 0 replies
    • 113 views

  23. SOHO reaches 5000 comets

    ESA/NASA Solar and Heliospheric Observatory
    By Waspie_Dwarf,   
    • 0 replies
    • 45 views

  24. Astronomers unveil strong magnetic fields spiraling at the edge of Milky Way’s central black hole

    By Waspie_Dwarf,   
    • 0 replies
    • 47 views

  25. Marvel at stunning echo of 800-year-old explosion

    By Waspie_Dwarf,   
    • 1 reply
    • 107 views

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