Stars · Orange dwarf
Epsilon Eridani
10.5 light-years · Light crosses it in 3.4 seconds
- Across
- 1.0 million km
- Vs Earth
- 0.74× Sun
- Mass
- 0.82 Suns
Open Epsilon Eridani in Cosmic Scale
About
Epsilon Eridani is a young orange dwarf, a little smaller and cooler than the Sun, only 10.5 light-years away. It has at least one giant planet and belts of dust and comets, like a younger version of our own Solar System.
A young, Sun-like neighbour with a planet and dust belts like our own.
At a glance
| Distance | 10.5 light-years |
|---|---|
| Age | About 400–800 million years |
| Planet | Epsilon Eridani b |
| Type | Orange dwarf |
Did you know
- It is the nearest star with a known planet that is visible to the naked eye.
- It was one of the first two stars listened to for alien radio signals, in 1960.
- It appears in many science-fiction stories, including Star Trek and Babylon 5.