Jim Lovell remembers: Triumph over tragedy

The famous astronaut recounts Apollo 13 — the mission that almost didn’t make it home.

Apollo 13 in 3D

A near-tragedy in space challenged the crew of Apollo 13. They missed walking on the Moon, but in the end, triumphed.

Ann Druyan on Cosmos and Carl Sagan’s legacy

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.

Explore the heart of Virgo

Spring is galaxy season, and no constellation proves it better than this one.

The sky’s best elliptical galaxies

Discover a world of massive star cities lurking in the skies of fall and spring.