K-type star · orange dwarf
Kepler-391
5038 K
temperature
2.88 R☉
radius
1.27 M☉
mass
4.600 L☉
luminosity
How long to get there · 2,835 ly away
At light speed, about 2,835 years to reach this system.
See the full survival timeline (jet to folding spacetime) →Size vs the Sun
How it compares with our Sun
0.87×
as hot as the Sun
2.88×
the Sun's width
1.27×
the Sun's mass
4.60×
the Sun's light output
Worlds orbiting this star
- Explore →Kepler-391 bSub-Neptune · ESI 0.072.50 R⊕ · 7.4 days year
- Explore →Kepler-391 cSub-Neptune · ESI 0.112.88 R⊕ · 21 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?
MID-SIZE TELESCOPE NEEDED
Brightness mag 13.2To see it 8-10" (200-250 mm) telescope
Illustration generated from Kepler-391's temperature, not a photograph.