K-type star · orange dwarf
GJ 3138
3717 K
temperature
0.50 R☉
radius
0.68 M☉
mass
0.045 L☉
luminosity
How long to get there · 92.9 ly away
At light speed, about 93 years to reach this system.
See the full survival timeline (jet to folding spacetime) →Size vs the Sun
How it compares with our Sun
0.64×
as hot as the Sun
0.50×
the Sun's width
0.68×
the Sun's mass
0.04×
the Sun's light output
Worlds orbiting this star
- Explore →GJ 3138 bRocky world · ESI 0.311.18 R⊕ · 1.2 days year
- Explore →GJ 3138 cSub-Neptune · ESI 0.471.88 R⊕ · 6.0 days year
- Explore →GJ 3138 dSub-Neptune · ESI 0.463.23 R⊕ · 258 days year
Explore from here · roam the neighborhood
Zoom out: system → (soon) galaxy arm, and the host black hole at the galaxy's heart.
Can you see it tonight?
SMALL TELESCOPE NEEDED
Brightness mag 10.8To see it 4-6" (100-150 mm) telescope
Illustration generated from GJ 3138's temperature, not a photograph.