Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its nebular gas had been consumed—Earth's solar system and its planets looked more ...

What Makes Our Solar System Special? Russia Reacts as Trump Weighs Tomahawk Missiles for Ukraine Texas Attorney General Paxton weighs in on Bad Bunny Super Bowl halftime show ‘Total internet blackout’ ...

IMAP mission will explore our solar system's protective heliosphere and will also help us develop a better understanding of space weather ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

It's easy to think that Neptune is the coldest planet in the solar system because it is the farthest from the Sun. Astronomers have been puzzled for years by the fact that Uranus is the coldest planet ...

On August 24, 2006, our solar system lost a planet. It wasn't by cataclysmic destruction, but rather by the vote of the International Astronomical Union, which declared that Pluto, considered the ...

Astronomers have been racing to get a better look at 3I/ATLAS, a mysterious object screaming into our solar system from far beyond. Now, as the BBC reports, new observations by the Gemini South ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of the solar system as we thought. The beads appear above a swirling hexagonal ...

The mysterious interstellar object traveling through our solar system has been spotted acting like no other comet ever seen before, revealing its alien origins. Scientists from Michigan State ...

Ever since a mysterious interstellar object, since dubbed 3I/ATLAS, was first spotted screaming into our solar system this year, famed Harvard astrophysicist Avi Loeb has been raising the possibility ...