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.

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 Pac-Man Nebula appears to be devouring its way through the constellation of Cassiopeia in this stunning skywatching photo by amateur astronomers Janice and Bob Fera.

About 550 light-years away in the constellation of Cassiopeia lies IC 63, a stunning and slightly eerie nebula. Also known as the ghost of Cassiopeia, IC 63 is being shaped by radiation from a ...

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 forms only part of the larger Heart nebula. Cassiopeia was one of the 48 constellations listed by the 2nd century Greek astronomer Ptolemy, and it remains one of the 88 modern constellations today.

NGC 281, also referred to as the “Pacman” nebula, is an emission nebula in the constellation Cassiopeia about 9,500 light years from Earth. Astrophotographer Steve Coates of Ocala, Fla., sent ...

Officially known as IC 63, the Nebula was photographed by Hubble in August 2016. HUBBLE TELESCOPE SPOTS A 'SPACE INVADER' “The constellation Cassiopeia is visible every clear night from mid ...

The Bubble Nebula, also known as NGC 7653, is an emission nebula located 8,000 light-years away in the constellation Cassiopeia. (Credit: NASA / ESA / Hubble Heritage Team) It’s been 26 years ...

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 ...