Space exploration also helps us understand the building blocks of the universe by studying cosmic phenomena like black holes, ...

James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

Leo P, a galaxy once dormant, has reawakened to form stars again, offering new clues about the universe's earliest galaxies.

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

Giant ground-based reflector telescopes do much of astronomy's heavy lifting, although the U.S.'s largest in Hawaii is not ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

The European Southern Observatory's (ESO) Extremely Large Telescope (ELT) — the world's largest visible- and infrared-light ...

Ever since NASA’s James Webb Space Telescope was launched, it’s been revealing more about the universe than even most ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.