Possibly one of the best-known constellations in the northern sky, Ursa Major—or the Great Bear—contains an asterism of seven ...

There are thousands upon thousands of questions related to the topic of astronomy, from the basics of the science to the ...

Astronomers have identified the closest ever Einstein ring, a rare phenomenon where light from a further-off galaxy is bent by the gravity of a galaxy closer to Earth. The ring was previously ...

SkywatchingScienceSkywatchingThe Next Full Moon is the Snow… Skywatching HomeWhat's UpEclipsesExplore the Night SkyNight Sky ...

The moon reached its peak brightness at 8:53 a.m. EST (1353 GMT) on Feb. 12, but local moonrise and moonset times will depend ...

8 Mercury is the closest planet to the sun ... is usually a spectacular show for the Northern Hemisphere. The meteor shower is active from July 17 to Aug. 23. But don't get your hopes up this ...

Astronomers have identified the nearest known Einstein ring, a rare gravitational lensing phenomenon ... The Einstein ring was discovered when Collett and his team studied NGC 6505, an oval-shaped ...

A discovery made by a Nasa CubeSat has revealed that the historic solar storm of 2024, which caused the aurora borealis to be visible as far south as Florida and the northern Caribbean, also produced ...

Astronomers from MIT, the University of Liège in Belgium, and other institutions have stumbled upon a truly bizarre planet—an ...

Coronal holes in the Sun continue to send solar wind toward Earth, increasing the chances of Northern Lights across the northern U.S. this week, according to the latest space weather forecast. NOAA's ...