Astronomers have yet to find irrefutable proof for any natural satellites of exoplanets—so-called exomoons—but as ...

When most people imagine traveling to space, they picture breathtaking, colorful swirls or sparkly stars like the images ...

The House of Seven Gables really has seven pointy roofs. Hawthorne turned this house into a famous spooky story. A secret staircase hides inside the chimney like a magic trick. The building tilts and ...

A research team from the Yunnan Observatories of the Chinese Academy of Sciences has conducted a study on the binary fraction ...

Today's mission, which lifted off from SpaceX's Starbase site in South Texas, was the 11th overall test flight for the ...

New observations from the James Webb Space Telescope hint that the universe’s first stars might not have been ordinary fusion ...

SpaceX completed another test flight of its massive Starship rocket on Monday, October 13. Starship—billed as the world’s ...

Betelgeuse, the brilliant red star marking Orion's shoulder, has long been suspected of harboring a secret. I have to confess ...

The suborbital test was the final launch for the current version 2 of the vehicle, which is about 403 feet tall.

The race is on to harness the near-infinite power of nuclear fusion—by building a star on Earth. And scientists are closer ...

Astronomers using the James Webb Space Telescope (JWST) have made a rare and groundbreaking discovery. For the first time, ...

Astronomers have discovered a surprisingly "pristine" red giant with the lowest concentration of heavy elements ever seen in a star. It is likely a direct descendant of one of the universe's first ...