G299.2-2.9
Supernova remnant in the Milky Way / From Wikipedia, the free encyclopedia
G299.2-2.9 is a supernova remnant in the Milky Way, 16,000 light years from Earth.[1] It is the remains of a Type Ia supernova.[2] The observed radius of the remnant shell translates to approximately 4,500 years of expansion,[3] making it one of the oldest observed Type Ia supernova remnants.[4]
Quick Facts Event type, Epoch ...
Event type | Supernova remnant |
---|---|
SN Ia | |
Epoch | J2000 |
Distance | 16,000 ly |
Remnant | Mixed Morphology |
Host | Milky Way |
Notable features | Complex outer shell structure |
Other designations | SNR G299.2-02.9 |
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