Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Astronomers have discovered thousands of planets beyond our solar system, but finding them is incredibly difficult. Unlike ...

Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting very strangely. The star, named Gaia20ehk, was about 11,000 light-years from ...

Explore the Solar System in a way that transcends the average science project. This video showcases the relative sizes of the ...

Moons may seem like quiet companions to the planets, but many of them are worlds every bit as fascinating as the planets themselves. Some are covered in oceans, some erupt with lava, and others hide ...

Skygazers across Texas and beyond can catch a glimpse of six planets arcing across the night sky this week in a so-called ...

The Vera C. Rubin Observatory has started releasing its first discoveries: including supernovae, variable stars and asteroids ...

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.

A small, round piece of asteroid Ryugu (sample #91), called “S-lunar,” contains tiny particles (less than 1 mm) that will allow planetary scientists to study the magnetic signature of the early solar ...

“While 3I/ATLAS is a visitor from interstellar space, travelling from outside the Solar System, its behaviour is completely ...

WASHINGTON — An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...