NASA's SWOT satellite revealed unseen ocean depths, mapping seafloor features that shape life, currents, and tectonics.

CAPE CANAVERAL, Fla. (AP) — Astronomers have revealed a nearby spiral galaxy in all its brilliant glory, shining in thousands ...

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.

A groundbreaking discovery has emerged from a recent study led by astronomers from Tsinghua University in Beijing. The ...

A study published in Nature Astronomy suggests that there is a 50-50 chance of the Milky Way and the Andromeda galaxy ...

Understanding how the universe transitioned from darkness to light with the formation of the first stars and galaxies is a ...

An international team of astronomers reports the detection of a peculiar merger of two similar ring galaxies that ...

See two similarly bright celestial objects with different colors pair up in the evening sky.

Eta Cassiopeiae is a famous double star with contrasting colors. You can find it in the W-shaped constellation of the Queen ...

Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most ...

Gaze at the night sky enough, and you’ll begin to find all kinds of geometric patterns among the stars. Points are easy; so are lines connecting two ...

Just last week, for instance, the Hayden Planetarium at the American Museum of Natural History (AMNH) in New York City ...