Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

NASA is tracking a bus-sized asteroid that will be zooming past the Earth today at a speed of nearly 28,028 miles per hour. The space rock, known as "2025 FO6," is estimated to be about 35 feet across ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and ...

So in some sense, alien worlds were not first discovered in the 1990s or even the 1980s. It took nearly a century to fully ...

Known as SIMP 0136, the $10 billion James Webb Space Telescope caught a glimpse of it floating through the universe all by ...

All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Fram2, the third private spaceflight purchased from SpaceX, is scheduled to launch no earlier than March 31st from Kennedy ...

The threat from near-Earth asteroid 2024 YR4 may have subsided, but discoveries of other hazardous space rocks are set to ...

Scientists suspected the ice giant hosted auroras—and had already observed them on Jupiter, Saturn and Uranus. But an ...

Asteroid 2024 YR4 won’t hit Earth in December 2032, but that doesn’t mean we’re out of the woods forever. Researchers warn ...