Among the 88 official constellations, Cassiopeia ranks as the 25th largest and 30th brightest. ... Next up is the Pacman Nebula (NGC 281). You’ll find it 1¾° east of Schedar.

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

Even though humans have been looking at the night sky for millenia, not everyone sees the same sky. Not even the constellations are same for everyone.

Located in the constellation of Cepheus, a flowery Iris Nebula is close to overhead these nights. Cepheus looks like a little house with a pointy roof between Cygnus and Cassiopeia. The nebula is ...

It's November 17, and today's photo takes us into the Cassiopeia constellation, where we find the Heart Nebula 7,500 light-years away. This is a fairly bright nebula, discovered nearly 240 years ...

When a supernova was seen glittering in the night sky for six months in 1181, it was so bright that Chinese and Japanese astronomers recorded it as a “guest star” in the Cassiopeia constellation.

NASA Shares Viral “Space Bubble Wrap” Photo. By Adam Barnhardt. October 10, 2022, 7:57pm ...

For six months in 1181, a dying star left a mark in the night sky. The striking object appeared as bright as Saturn in the vicinity of the constellation Cassiopeia, and historical chronicles from ...

The supernova that caused the nebula was recorded by Japanese and Chinese astronomers in the 12th century. ... 7,500 light years away from Earth, in the Cassiopeia constellation.