For two nights, the moon will host a cosmic party with three planets – Mars, Saturn and Uranus – that will be visible in the ...

For two nights, the moon will host a cosmic party with three planets – Mars, Saturn and Uranus – that will be visible in ...

It’s unclear how the planet avoided its star’s bloated red giant stage.

New observations of WD 1856 b, a gas giant closely orbiting a white dwarf, offer a preview of what could happen to Jupiter ...

Sub-Neptunes are the most common type of planet in our galaxy. Bigger than Earth but smaller than Neptune, these worlds ...

Astronomers have uncovered a pair of giant planets that are lighter than cotton candy—super-puffs the size of Jupiter.

A star located about 1,300 light-years from Earth shows signs of having devoured one of its planets — and is now gearing up ...

Everyone can watch a small moon skim Saturn’s northern pole, while advanced imagers may catch its shadow on the cloud tops.

As the United States prepares to celebrate its 250th anniversary, the history of the solar system tells its own story of ...

On August 12, 2026, lucky viewers in and around Greenland, Iceland and Spain—weather allowing—will be able to see one of ...