Moving at roughly 20,505 miles per hour along the distant world's equator, it’s the fastest known jet stream that wraps around a planet Margherita Bassi While the planets are technically always ...

While the planets are technically always "aligned" along the same plane in our sky, seeing so many at once is a special ...

Astrophysicists have imaged a large number of exocomet belts around nearby stars, and the tiny pebbles within them. The crystal-clear images show light being emitted from these millimeter-sized ...

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the ...

Planets with suns like Wolf 359 are subject to huge blasts of radiation that raise questions about their long-term ...

Two giant pandas, Bao Li and Qing Bao, made their debut to the public at the Smithsonian National Zoo in Washington. (AP ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

Planets around other stars need to be prepared for extreme weather conditions, according to a new study from NASA's Chandra X ...

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Learn what this survey recorded of exocomet belts, which imaged and identified bands of every size.

The Center for Astrophysics | Harvard & Smithsonian High Energy Astrophysics division focuses on X-ray astronomy ... Not until 1962 was the first X-ray source outside the Solar System - Scorpius X-1 - ...