The "new stars" are best seen from the Southern Hemisphere, but people have spotted them from the United States by looking ...

Mercury will reach its greatest eastern elongation, marking the point where it is farthest from the Sun in the evening sky.

And astronomers have a brand-new, superpowerful eye with which to see the changing cosmos: the Vera C. Rubin Observatory in Chile. The Rubin Observatory released its first images last week, and ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

L3Harris in Rochester played a pivotal role in building the Vera C. Rubin Observatory’s massive secondary mirror.

The 10-year survey is the primary mission of the Vera C. Rubin Observatory, located on a mountaintop at the edge of Chile’s ...

Friday, July 4 Mercury reaches its greatest eastern elongation from the Sun, standing 26° from our star at 1 A.M. EDT. We’ll ...

Rocket Lab Corp. announced plans to acquire Geost, an electro-optical and infrared payload development firm, from Lightridge ...

A new generation of black hole research is unfolding thanks to artificial intelligence, massive simulations, and cutting-edge ...

Skywatchers can catch a rare conjunction of the moon and Mars on June 29, appearing as a reddish "cherry" near a crescent ...

He chased eclipses for five decades, wrote several books about them and worked with NASA to make data accessible to ...