By Deane Morrison During July the morning sky hosts three bright planets, each following its own path. As the month begins, ...

Everything in space—from Earth and the sun to black holes—accounts for just 15% of all matter in the universe. The rest of ...

With the release of its first images this month, the Vera C. Rubin Observatory has begun a 10-year mission to help unravel ...

Professional astronomers don't make discoveries by looking through an eyepiece like you might with a backyard telescope.

Look to the east before sunrise on June 22 to catch the delicate form of the crescent moon shining with Venus alongside the Pleiades star cluster.

The game-changing Vera C. Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...

With the ability to scan the entire southern night sky every three days, the huge Vera Rubin Observatory could be about to ...

The nature and evolution of stars, galaxies, galaxy clusters, dark matter and dark energy—and our attempts to understand these things—allow us to pose the ultimate questions and reach for the ultimate ...

The start of summer is bringing a full moon along with it. Astronomy fans can look up and see the Strawberry Moon from June 10 through June 11. Astronomers say we won't see this phenomenon again until ...

Ancient volcanic heat may have shaped the moon from the inside out, keeping one side thinner, warmer and more geologically active than the other, a new study suggests.

Astrum. Io: The Volcanic Moon Shaped by Jupiter’s Gravity. Posted: May 14, 2025 | Last updated: May 14, 2025. Discovered by Galileo in 1610, Io has since become one of the most fascinating ...