564 B
564 B
| name | constellation | created_by | created_date | updated_by | updated_date |
|---|---|---|---|---|---|
| Vega (α Lyr) | Lyr | 8mag | 2022-01-21 17:00:00 | skybber | 2022-02-10 16:44:01.932942 |
This star makes the constellation unmissable, as bluish Vega is the fifth brightest star in the sky (0.04mag). Together with the stars Deneb in Cygnus and Altair in Aquila, Vega forms the Summer Orientation Triangle. Its distance from Earth is determined to be 25ly and its luminosity is 40 times that of our Sun, absolute magnitude = +0.5. The two faint companions do not form part of a physical system.