A breathtaking new video compresses more than a decade of deep-space observation into a few seconds, revealing the hypnotic ...

The 950-foot hunk of primordial matter is classified as a "potentially hazardous asteroid," but that doesn't mean it has a ...

To understand how chaotic the early solar system was, we need only gaze at the moon. Its cratered surface bears the scars of ...

A ninth planet the size of Neptune may be hidden in the far reaches of the solar system, but the evidence has left some ...

At the time, the Earth would have been far closer to the moon than it is today, making it perhaps twice as large in the lunar ...

Researchers discovered Eos, a molecular cloud, using ultraviolet light. It is near Earth and lacks carbon monoxide. This ...

The exoplanet 2M1510 (AB) b makes an unusual orbit around a pair of brown dwarfs, objects bigger than gas-giant planets but ...

New views of TOI-421 b by JWST gives insight into how the most common type of planet in the galaxy might form.

Billions of years ago, in the frozen edges of the solar system, a violent impact shaped one of space’s oddest pairs. Instead ...