Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

Kareta says that come October, when the comet gets closer to Earth, "under dark skies ... with a big telescope and some ...

Tony Tyson’s cameras revealed the universe’s dark contents. Now, with the Rubin Observatory’s 3.2-billion-pixel camera, he’s ...

A recent study led by researchers at the SETI Institute reveals that many of the twists and turns seen in long-period comets and their meteoroid trails come from the Sun’s own motion—not just ...

It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

No telescope has basked in the night sky quite like the enormous new Vera Rubin Observatory. Here's what it could reveal ...

Astronomers are excited about the first test images released today from the Vera C. Rubin Observatory, which show the ...

Group Captain Shubhanshu Shukla, the first Indian aboard the ISS, shares his thrilling spaceflight experience and his contribution to muscle health research in microgravity.

World's largest digital camera observes cosmos, capturing detailed images of galaxies, asteroids, and stars changing ...

And astronomers have a brand-new, superpowerful eye with which to see the changing cosmos: the Vera C. Rubin Observatory in ...

Yucatan's Chicxulub crater marks one of our universe's most momentous historical events: when an asteroid strike killed 75% of life on Earth.