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Space: Astronomy and Astrophysics

Exploring the wonders of the universe.


7,557 topics in this forum

  1. In Memoriam 1 2 3 4 12

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  2. April’s Night Sky Notes: Participate in Eclipse Science [updated]

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  3. How to Observe the Sun Safely

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  4. New evidence found for Planet 9

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  5. Dead star lights up nearby galaxy

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  6. Sailing among the stars – Gaia's role in discovering distant worlds

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  7. Where did Earth’s oddball ‘quasi-moon’ come from? Scientists pinpoint famed lunar crater

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  8. Study suggests Io's volcanoes have been active for 4.5 billion years

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  9. Looking Beyond the Veil

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  10. Hubble Captures a Bright Galactic and Stellar Duo

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  11. India's Astrosat detects 67 bursts coming from a magnetar

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  12. NASA Observations Find What Helps Heat Roots of ‘Moss’ on Sun

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  13. NASA’s Fermi Mission Sees No Gamma Rays from Nearby Supernova

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  14. A Solar Neighborhood Census, Thanks to NASA Citizen Science

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