Nebula
The expanding remnant of a supernova recorded by astronomers in the year 1054.
| Type | Nebula |
|---|---|
| Nebula type | Supernova Remnant |
| Distance from Earth | 6,500 ly |
| Diameter | 104,000,000,000,000 km |
| Mass | 9.15 × 10^30 kg |
| Temperature | 14,727°C |
| Apparent magnitude | 8.4 |
| Redshift | 0 |
| Hemisphere | Northern |
| Discovered | 1731 |
At 104,000,000,000,000 km across, Crab Nebula is 8,161,983,990 times the diameter of Earth.
Its mass is 1,532,150 times the mass of Earth.
The light reaching us from Crab Nebula tonight left it around 6,500 years ago.
An average temperature of 15,000 K works out at 14,727 degrees Celsius, warmer than the 15 degrees Earth averages.
It has been on record since 1731.
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