The kind of large-scale space colonization that would make the solar system a true frontier might ... but even if the Danes refuse to play ball, Trump still has options. The U.S. government ...

A team of researchers used the James Webb Space Telescope to uncover new details about SIMP 0136, a free-floating planet in ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than ...

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled.

Many protoplanetary disks in which new planets are formed are much smaller than thought. Using the Atacama Large ...

Earth crosses through Saturn’s “ring plane,” making the gas giant’s most iconic feature become nearly invisible ...

Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and plants. Ten years ...