Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

It’s often said—we said it again ourselves just last week, in fact—that our own Solar System isn’t as typical as scientists once imagined. We’ve got four small, close-in, rocky planets (Mercury ...

An international team of astronomers has shown for the first time that it is possible to map exoplanets using a technique ...

WASHINGTON (Reuters) -The James Webb Space Telescope has observed two large planets at different stages of infancy - one with an atmosphere brimming with dusty clouds and the other encircled by a disk ...

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other ...

With water being so important to life on Earth, scientists often look for it on exoplanets. But some of those worlds might ...

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

An landscape image of the planet Mars. A rock from Mars is going up for auction at Sotheby's and is estimated to sell for $2 to $4 million. The rock was found in the Agadez Region of Niger in West ...

ATLANTA — On most clear nights, you can catch a view of one or two planets in the night sky. Friday evening, seven planets will be aligned, briefly visible from Earth's perspective. Although the ...

The “Coziness Test” for the September-announced cosmic life simulation game Petit Planet will begin on November 7, developer miHoYo announced.