Kepler-452
Appearance
Characteristics | |
---|---|
Spectral type | G2 |
Observation data Epoch J2000 Equinox J2000 | |
Constellation | Cygnus |
Right ascension | 19h 44m 0.9s |
Declination | +44° 16′ 39.2″ |
Apparent magnitude (V) | 13.426 |
Astrometry | |
Distance | 1400 ly (430 pc) |
Details | |
Mass | 1.04 M☉ |
Radius | 1.1 R☉ |
Luminosity | 1.2 L☉ |
Temperature | 5905.0 K |
Age | 6 Gyr |
Other designations | |
KOI-07016, KIC-8311864, 2MASS 19440088+4416392 |
Kepler-452 is a G-class star located about 1400 light-years away from Earth in the constellation of Cygnus.[1] It has a similar temperature as the Sun, but is 20 percent brighter, four percent more massive and has a 10 percent larger diameter.[2][3] It is also 1.5 billion years older than the Sun, having an age of about six billion years.
The exoplanet Kepler-452b, orbiting in the habitable zone of Kepler-452, was discovered in July 2015 by the Kepler spacecraft.
References
- ^ Witze, Alexandra (23 July 2015). "NASA spies Earth-sized exoplanet orbiting Sun-like star". Nature. Retrieved 23 July 2015.
- ^ Chou, Felicia; Johnson, Michelle (23 July 2015). "NASA's Kepler Mission Discovers Bigger, Older Cousin to Earth". NASA. Retrieved 23 July 2015.
- ^ Rincon, Paul (23 July 2015). "'Earth 2.0' found in Nasa Kepler telescope haul". BBC. Retrieved 23 July 2015.