GJ 180
GJ 180 is a star with planets in the constellation Eridanus, about 38.9 light-years from Earth.
Facts
| Type | Star with planets |
|---|---|
| Constellation | Eridanus |
| Position (J2000) | 4h 53m 50s, −17° 46′ |
| Distance | 38.9 light-years (its light set off about 38.9 years ago) |
| Brightness | magnitude 10.91 (smaller is brighter; the faintest stars the eye sees are about 6) |
Planets
3 known| Planet | Size (Earth = 1) | Year (days) | Habitable zone |
|---|---|---|---|
| GJ 180 b | 2.43 | 17.13 | no |
| GJ 180 c | 2.41 | 24.33 | yes (conservative) |
| GJ 180 d | 2.66 | 106.3 | no |
When and how to see it
GJ 180 is highest in the sky at midnight in December. From India (about 20° N) it climbs to about 52° above the horizon; from 50° N, to about 22°. To see it you need a small telescope.
Heights are worked out for India and for 50° N. Set your location in Settings to see them for where you are.
For tonight's best time from your own town, the darkness and the Moon, open it on the map and see its "Tonight from your location" card.
More in Eridanus
Everything in Eridanus · All 88 constellations · All sky objects
Data: · NASA Exoplanet Archive · Data sources & credits