At the heart of our own galaxy, there is a dense thicket of stars with a supermassive black hole at the very center. NASA's ...

Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP ...

A sizzling exoplanet caught by the James Webb Space Telescope is shedding its atmosphere and leaving behind two gigantic helium tails.

This artist's impression shows the star TRAPPIST-1 with two planets transiting across it. ExoMiner++, a recently updated open ...

At the heart of our own galaxy, there is a dense thicket of stars with a supermassive black hole at the very center. NASA's ...

NGC 7331, the sight of supernova SN2025rbs, imaged by George Gheirchi (US).

For years, astronomers have celebrated every hint of an ocean on a distant world as a potential foothold for life. Now a new wave of modeling argues that most of those supposed seas are illusions, and ...

Explore the amazing journey of the Hubble Space Telescope and its successor, the James Webb Space Telescope (JWST). Discover ...

The planet HD 189733 b was discovered in 2005, as one of many huge gas worlds snuggled tightly against their suns. It gradually gained popularity for .

Anaxagoras, a visionary Greek philosopher, foresaw concepts of expanding universe and multiple worlds centuries before modern science.

In addition to shaping the interior of rocky planets, molten rock located deep within these planets may also contribute to ...

Thick, swirling clouds cover Jupiter from pole to pole. They hold water like Earth’s clouds, but at far greater density.