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

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 ...

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

Use the integrated carry handle for easy transport. 12” PRIMARY MIRROR: Our Newtonian reflector telescope is equipped with a large, 12-inch primary mirror for stunning views of planets ...

Extraordinary footage showed two NASA astronauts as they completed X-ray telescope repairs outside the International Space Station on Thursday.NASA livestreamed the spacewalk, which began at 8 am ET ...

Suni Williams steps outside the International Space Station for the first time since arriving in June on Boeing’s Starliner.

NASA NASA astronaut Suni Williams is seen outside the International Space Station during the Jan. 16, 2025, spacewalk where ...

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

NASA astronaut Sunita Williams has successfully completed her eighth spacewalk, bringing her total extravehicular activity ...

NASA astronaut Sunni Williams, one-half Boeing Starliner crew who have been stuck on the International Space Station for ...