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

View the planets and night skies from home - Heavens above! Your guide to the best telescopes for stargazing, created for all ...

From magnification to light-gathering, here’s how to make the decision between buying a telescope or a monocular for ...

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

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

Astronauts Suni Williams and Nick Hague completed pivotal maintenance tasks on the International Space Station in their ...

One of the brightest comets in 20 years, Comet 2024 G3 (ATLAS) returns for a close encounter with the sun — but will we be able to see it?