All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

For the first time, NASA’s James Webb Space Telescope has captured bright auroral activity on Neptune. Auroras occur when energetic particles, often originating from the Sun, become trapped in a ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

Astronomers discover a super-Earth and a sub-Neptune 250 light years away from our solar system. These planets offer a ...

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent from our ...

Weather has delayed NASA’s launch of the SPHEREx telescope to uncover the ingredients for life in our galaxy, as well as the ...

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth. Astronomers have revealed new ...

The postponement, driven primarily by thick clouds, was the second scrub of the flight since an issue with the rocket on ...