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.

More northern constellation Cassiopeia, Cassiopeia A is the remnant of a once massive star that died in a violent supernova explosion 325 years ago. Hubble Space Telescope (HST), Spitzer Space ...

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.

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

Just in time for Halloween, the NASA/ESA Hubble Space Telescope has released a new, highly detailed image of IC 63, located 550 light-years from Earth in Cassiopeia the Queen and sometimes ...

The Ghost Nebula haunts the constellation Cassiopeia. ESA/Hubble, NASA. The Ghost Nebula is located in the "W"-shaped constellation Cassiopeia. It's easy to see how it earned its spooky nickname ...

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 ...

Good morning. It's December 7, and today's photo takes us toward the iconic Cassiopeia constellation. One of the most colorful features in this constellation is the Heart Nebula, which is also ...

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 ...

Ghost Nebula: Flowing veils of gas and dust in the constellation Cassiopeia, captured by Hubble Space Telescope. Orion Nebula: A vibrant star forming region with swirling gas and dust, captured by ...