Over the course of human history, perhaps no single object in the night sky has drawn more attention than the Andromeda ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

NASA’s “What’s Up” guide for October 2025 outlines the month’s best celestial events, including Moon–planet pairings, meteor showers, and stargazing tips for observers worldwide.

The dwarf planet Ceres reaches peak brightness ... Here are nine dazzling celestial highlights not to miss. The neighboring Andromeda Galaxy, also known as Messier 31 (M31), will reach its highest ...

Comet Lemon will be in the heart of the constellation Boötes, the Herdsman, as it makes its closest approach to Earth on Oct.

Someday, the Andromeda Galaxy will merge with our Milky Way – and it won’t be the first time Andromeda has swallowed up another galaxy and kept the stars for itself. The nearby Andromeda Galaxy, like ...

Winter is a splendid time to search the evening and morning skies. Cold air holds less moisture than the balmy summer air, so our clear nights - when they come - are very clear. Plus, there's more ...

A new study claims to have detected evidence of a planet outside of the Milky Way. Not everyone is convinced. Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, ...