Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.

NASA’s Perseverance Rover continues to revolutionize our understanding of Mars with groundbreaking discoveries that are as ...

NASA has confirmed the discovery of an Earth-sized planet parked right in the “habitable zone” of a distant red dwarf star.

Aliens have been one of the most enduring elements of science fiction. Sometimes they’re terrifying, sometimes they’re wise, ...

Experts have discovered a fluffy “alien” planet where it rains sand in stunning new observations from the James Webb Space Telescope. The bizarre-looking planet is officially known as exoplanet ...

Titan, Saturn's largest moon, could harbor life in its hidden underground ocean – yet Titan's entire aquatic biosphere may ...

The discovery resets our understanding of how ice behaves in the frigid vastness of deep space and could influence our ...

That means returning from the moon, the Artemis astronauts will be traveling at around 0.0037% the speed of light. Assuming a ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

The Atmospheric Remote-sensing Infrared Exoplanet Large-survey (Ariel) telescope is to launch in 2029 and spend years ...

Case in point: Scientists from Tokyo University and Hokkaido University in Japan stumbled across some mysterious jet-black ...