The International Space Station, where astronauts have lived and worked for 25 years, is regularly visible to Earth. Here's ...

This coming July, Venus could plow through the dust generated by an asteroid breakup thousands of years ago, potentially ...

New research suggests another connection, one between these two asteroids and a possible Venusian meteor shower. If this is ...

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

The first of these total solar eclipses, on Aug. 12, 2026, will grace parts of Greenland, Iceland and Spain. The second, on ...

If someone tried to put a price tag on Earth, what would that number even be based on? Land, oceans, ecosystems, raw ...

Scientists trekked across Icelandic lava flows that served as stand-ins for Venus’s volcanic landscapes, testing tools and ...

Look to the west-southwest after dark on Thursday, Jan. 22, to see a 17%-lit waxing crescent moon moving close to the ringed ...

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

February brings several special events, including a rare "occultation," and a planetary parade of six planets.

Forecasters at NOAA's Space Weather Prediction Center monitored a solar flare lasting for hours on Sunday. The Coronal Mass Ejection that came with it could produce aurora for northern states and ...