NASA's DART mission didn’t just change the orbit of Dimorphos, the asteroid it hit. It changed the orbit of the larger ...

The company is seeking F.C.C. approval to test an idea to reflect sunlight to Earth at night, possibly powering solar panels. Critics say it could be bad for people and wildlife.

Astronomers produced the most complete map of the center of the Milky Way, which can provide insight into how stars and ...

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

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around Arizona.

During an October solar eclipse in 2022, a team of scientists traveled to the Dolomites, a forested mountain range in Italy, ...

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

Planetesimals are among the first solid bodies to form as dust and pebble-sized material clumps together under gravity. Much like snowflakes compressed into a snowball, they are loose aggregates ...

The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

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

Six planets are set to align on Saturday, creating a planetary parade that will be visible to sky-gazers across the globe.

Step outside just after sunset and you may catch an unusual sight: six planets strung across the sky in a gentle arc. The ...