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

Scientists have been fascinated by the third interstellar object to ever known to visit our solar system that is revealing ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

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

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 ...

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

This rogue star has been traveling the Universe. And now, it's finally entering our Solar System. But this isn't just any ...

BRITS are clueless about our solar system – with four in 10 unable to identify the biggest planet and a quarter uncertain ...

In a new study published in The Astrophysical Journal, a group of researchers from the University of Colorado Boulder ...

Scientists studying the interstellar object ‘Oumuamua have proposed that it may be a fragment from a Pluto-like planet beyond ...

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