The coldest planet in the Solar System is Uranus, which is surprisingly colder than Neptune due to its unique internal heat ...

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.

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 ...

Imagine if our moon was swapped with each planet in the solar system—what crazy changes would happen? Hyundai plant shut down after hundreds of workers arrested in massive ICE raid Toddler Erupts in ...

Curiosity Point 1: Did a catastrophic event turn Venus into a hellish world?

Curiosity Point 1: A catastrophic event turned Venus into a hellish world?

Smithsonian researchers analyzed fragments of the near-Earth asteroid and discovered water-rich clays that hint at a distant origin Jack Tamisiea A view of the outside of the OSIRIS-REx sample ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...

Coal and utility-scale solar power each gained market share in the first half of this year, newly released data on U.S. electricity generation show. Natural gas, while still the market leader, lost ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from. The origin of the differing tilts in the orbits of the ...