G-type star · yellow dwarf, like our Sun
KOI-1257
5520 K
temperature
1.13 R☉
radius
0.99 M☉
mass
1.070 L☉
luminosity
How long to get there · 2,140 ly away
At light speed, about 2,140 years to reach this system.
See the full survival timeline (jet to folding spacetime) →Size vs the Sun
How it compares with our Sun
0.96×
as hot as the Sun
1.13×
the Sun's width
0.99×
the Sun's mass
1.07×
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 14.8To see it 10"+ (250 mm) telescope, dark sky
Illustration generated from KOI-1257's temperature, not a photograph.