K-type star · orange dwarf

K2-251

480 ly1 known planetbrightness mag 15.7
3717 K
temperature
0.49 R☉
radius
0.52 M☉
mass
0.045 L☉
luminosity
How long to get there · 480 ly away

At light speed, about 480 years to reach this system.

See the full survival timeline (jet to folding spacetime) →
Size vs the Sun
SunK2-251 is 2.0× narrower than the Sun
How it compares with our Sun
0.64×
as hot as the Sun
0.49×
the Sun's width
0.52×
the Sun's mass
0.05×
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 15.7To see it 10"+ (250 mm) telescope, dark sky

Illustration generated from K2-251's temperature, not a photograph.