NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

The Vera C. Rubin Observatory released a sneak peak of some of the images it is unveiling, the first set of space images from ...

On Jan. 4, Earth received its maximum radiation from the sun, which was at its largest in the sky for 2025. The difference isn't huge — the sun today appears to be a mere arcminute (1/60th of a degree ...

Mercury reaches its point of greatest eastern elongation on Friday (July 4), presenting an excellent opportunity to spot the ...

Spot overlapping meteor showers this month, along with the Moon sharing the sky with some of the brightest planets.

Mars shines in the evening, and is joined briefly by Mercury. Jupiter joins Venus as the month goes on. And all month, look ...

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

Summertime is here, as July offers a series of skywatching events to embrace along with the warmer weather, the longer days and seasonal summer nights. When looking up, NASA suggests a few star ...

A new observatory in Chile has produced a stunningly detailed image of a nebula resembling cotton candy, using the largest ...

Nearly 400 years ago, Galileo looked at the Pleiades star cluster through his telescope and noticed that the seven or so ...

Powered by the largest digital camera ever built, Rubin Observatory has taken its first images—millions of stars and galaxies ...