The famous astronaut recounts Apollo 13 — the mission that almost didn’t make it home.
A near-tragedy in space challenged the crew of Apollo 13. They missed walking on the Moon, but in the end, triumphed.
Astronomy’s editor interviews the executive producer of Cosmos and late, great Carl Sagan’s widow.
Visit the nearest 14 habitable exoplanets
From a planet circling Proxima Centauri to several around TRAPPIST-1, life-friendly worlds might be closer than you think.
Spring is galaxy season, and no constellation proves it better than this one.
Discover a world of massive star cities lurking in the skies of fall and spring.
Sky this Month
StarDome and Path of the Planets
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