Quasar
The first quasar ever identified and one of the most luminous objects in the observable universe.
| Type | Quasar |
|---|---|
| Distance from Earth | 2,040,000,000 ly |
| Mass | 1.76 × 10^39 kg |
| Apparent magnitude | 12.9 |
| Redshift | 0.158 |
| Hemisphere | Both |
| Discovered | 1963 |
Its mass is 884,866,767 times the mass of the Sun.
The light reaching us from 3C 273 tonight left it around 2,040,000,000 years ago.
Of the 9 quasars these pages cover, only 1 lie closer to us.
Its light arrives redshifted by z = 0.158, stretched on the way here by the universe's expansion.
It has been on record since 1963.
Play today's Cosmodle