The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed predicted by standard cosmology. Using highly sensitive data from multiple ...

The cosmos has delivered a visitor, a silent, icy interloper from the darkest reaches of our galaxy, and the world's most ...

A different study by scientist Matthew Hopkins at the University of Oxford and colleagues, used a model that focused on the ...

Meteorites are like a time machine and spacecraft all in one. Discover how our scientists use rare specimens in the meteorite ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

Astronomers have captured striking new images of a rare comet from deep space, and it appears to be dragging a spectacular ...

A space solar power startup has emerged from stealth after demonstrating a key technology for its plans to transmit power from space to the Earth.

Samples collected from the asteroid Bennu are continuing the shed light on the origins of the solar system and how life ...

"These objects really could be anywhere in the solar system at any given time." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. One million alien ...

Studying samples from the Bennu asteroid, researchers have found sugars essential for biology, stardust and ... something ...