Hubble spots white dwarf star 'snacking' on chunk of Pluto-like object. The NASA/ESA Hubble Space Telescope has spotted a ...

The colliding objects are at least 37 miles across — at least four times larger than the object that collided with Earth 66 ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

The interstellar comet 3I/ATLAS safely passed Earth this morning as it continues its brief trip through our solar system.

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

NASA’s Interstellar Mapping and Acceleration Probe (IMAP) mission has successfully captured its first light observations, marking a significant step toward unveiling the mysteries of space weather and ...

Outside of asking the NASA Administrator to reform the agency's acquisition process, the executive order is effectively ...

On Dec. 19, 3I/ATLAS will be about 1.8 astronomical units away (170 million miles), almost twice as far as the average ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

Scientists atop Mauna Kea on the Island of Hawai’i and across the Hawaiian chain are turning their telescopes skyward Friday ...

In 2004, a bright point of light in the debris disk surrounding Fomalhaut was thought to be an exoplanet. But the spot ...