"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those ...

"Due to the great pressure on the object, they begin to flash with a stretching tail and emit light,” said Rodríguez, one of ...

A bright object, initially appearing to be a meteorite, lit up the skies over Mexico’s capital around 3 a.m. Wednesday, stretching over plains, volcanoes and small towns.

Four of Earth’s neighbors are about to appear in a planetary alignment. Those four planets — Mercury, Venus, Neptune and ...

Euclid's first data release offers a breathtaking glimpse into our universe, revealing over 26 million galaxies and ...

NASA released stunning images of the NGC 1514 nebula, showcasing the most vivid depiction of its dual rings ever captured.

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

Astronomers may have uncovered a hidden population of galaxies that could rewrite what we know about the universe's evolution ...

West Texans were looking to the skies Saturday night, and many were left wondering: what was that? Around 9:25 p.m. on April ...

The Galileo Project at Harvard University is a group of researchers who are working to scan the entire sky and analyze the data for unidentified aerial phenomena (UAP). To do that, the research team ...

These icy bodies contain organic molecules — and don’t fall into any known category of celestial object we’ve seen before.