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 ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

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 ...

July will kick off with colorful flashes of light during Independence Day celebrations across the United States, but the ...

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

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 ...