Supernova remnant - Wikipedia
There are three types of supernova remnant: Composite, in which a shell contains a central pulsar wind nebula, such as G11.2-0.3 or G21.5-0.9. Mixed-morphology (also called "thermal …
List of supernova remnants - Wikipedia
This is a list of observed supernova remnants (SNRs) in the Milky Way, as well as galaxies nearby enough to resolve individual nebulae, such as the Large and Small Magellanic Clouds …
Veil Nebula - Wikipedia
The Veil Nebula is a cloud of heated and ionized gas and dust in the constellation Cygnus. [4] It constitutes the visible portions of the Cygnus Loop, [5] a supernova remnant, many portions of …
Veil Nebula Supernova Remnant - NASA
2015年9月24日 · NASA’s Hubble Space Telescope has unveiled in stunning detail a small section of the expanding remains of a massive star that exploded about 8,000 years ago. Called the …
Supernova Remnants - Imagine the Universe!
2021年9月23日 · A supernova remnant (SNR) is the remains of a supernova explosion. SNRs are extremely important for understanding our galaxy. They heat up the interstellar medium, …
Supernova remnant | Astronomy, Physics & Formation | Britannica
The Crab Nebula (M1, NGC 1952) in the constellation Taurus is a gaseous remnant of the galactic supernova of 1054 ce. The nebula, 6,500 light-years away, is expanding at 1,100 km …
Veil Nebula Supernova Remnant - NASA Science
2023年10月4日 · Called the Veil Nebula, the debris is one of the best-known supernova remnants, deriving its name from its delicate, draped filamentary structures. The entire nebula is 110 light …
Veil Nebula Supernova Remnant - HubbleSite
2015年9月24日 · NASA's Hubble Space Telescope has unveiled in stunning detail a small section of the expanding remains of a massive star that exploded about 8,000 years ago. Called the …
The Cygnus Loop - Harvard–Smithsonian Center for Astrophysics
2021年4月11日 · The Cygnus Loop (also known as the Veil Nebula) is a supernova remnant, the detritus of the explosive death of a massive star about ten to twenty thousand years ago. …
Index - Nebulae: Supernova Remnants - Astronomy Picture of the Day
In fact, the cosmic Crab is now known to be a supernova remnant, an expanding cloud of debris from the death explosion of a massive star. Light from that stellar catastrophe was first …