M5 in Serpens Caput is a refreshing sight through a small telescope, as thousands of stars cluster together into the tightly packed ball of this globular cluster.
The Japanese company ispace attempted a moon landing on June 5, 2025. The livestream ended with no word yet on if the lander survived. It's not looking good.
Astronomers have discovered the largest explosions since the Big Bang. These extreme nuclear transients are massive stars getting destroyed by black holes.
A new study says that Dyson spheres - and, similarly, ringworlds - could be stable in a two-star system. Read more about them and their impact on SETI.
See 10 of the best Milky Way photos from all over the world. This year, the entries include the 1st Milky Way image from space by astronaut Don Pettit.
Kelly Kizer Whitt writes and edits some of the most fascinating stories at EarthSky.org. She's been writing about science, with a focus on astronomy, for decades. She began her career at Astronomy Magazine and made regular contributions to other outlets, including AstronomyToday and the Sierra Club. She has nine published books, including a children's picture book, Solar System Forecast, and a young adult dystopian novel, A Different Sky.