M-type star · red dwarf
TOI-2257
3430 K
temperature
0.31 R☉
radius
0.33 M☉
mass
0.014 L☉
luminosity
How long to get there · 188 ly away
At light speed, about 188 years to reach this system.
See the full survival timeline (jet to folding spacetime) →Size vs the Sun
How it compares with our Sun
0.59×
as hot as the Sun
0.31×
the Sun's width
0.33×
the Sun's mass
0.01×
the Sun's light output
Worlds orbiting this star
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?
FAINT — LARGE TELESCOPE NEEDED
Brightness mag 15.2To see it 10"+ (250 mm) telescope, dark sky
Illustration generated from TOI-2257's temperature, not a photograph.