Christmas is a great time to look for a telescope for your budding amateur astronomer. But there are some things to keep in ...

The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his first refracting ...

Six planets are lining up in a row from our Earthly view of the cosmos, in a spectacle that'll be visible in January through ...

Capturing images of individual stars in distant galaxies has generally been considered impossible for decades. But NASA’s ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

Giant ground-based reflector telescopes do much of astronomy's heavy lifting, although the U.S.'s largest in Hawaii is not ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

Mechazilla successfully catches Starship booster in a dramatic display, marking a major step toward reusability. This ...

Nasa astronaut Suni Williams, one of two astronauts stuck on the International Space Station, has completed her first ...

Our ancestor Homo erectus was able to survive punishingly hot and dry desert more than a million years ago, according to a ...

Two NASA astronauts are currently hard at work in space, patching up an instrument called NICER (Neutron star Interior ...