"Planetary-mass objects don't fit neatly into existing categories of stars or planets." Using the James Webb Space Telescope ...

A nearby galaxy is ablaze with new stars in a dazzling new image from the James Webb Space Telescope.

Previously thought to be defined by simple cloud patterns, NASA's JWST has unveiled the astonishing complexity of SIMP 0136, ...

Because it's traveling without an interfering star, the James Webb Space Telescope was able to study a solitary, planet-like ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space Telescope. The spiral galaxy is about 32 million light-years from Earth.

James Webb Space Telescope has delivered stunning views of the "gravitationally distorted realms" of the El Gordo galaxy ...

Astronomers used the powerful James Webb Space Telescope to peer into this object flying by itself through our Milky Way ...

Although YR4 no longer poses a threat, it’s increasingly clear that Earth inhabits a dangerous neighborhood. Keeping out of ...

Although YR4 no longer poses a threat, it’s increasingly clear that Earth inhabits a dangerous neighborhood. Keeping out of ...

An international team of researchers has discovered that variations in brightness must be the result of complex weather, ...

Astronomers have discovered nearly 6,000 planets beyond our own solar system. Here's how — and how we'll find even more.

For a brief window, Asteroid 2024 YR4 looked like a planetary hazard in the making. At up to 90 meters (295 feet) in diameter ...