M-type star · red dwarf

Proxima Cen

4.2 ly2 known planetsbrightness mag 11.0M5.5 V
2900 K
temperature
0.14 R☉
radius
0.12 M☉
mass
0.002 L☉
luminosity
How long to get there · 4.2 ly away

At light speed, about 4 years to reach this system.

See the full survival timeline (jet to folding spacetime) →
Size vs the Sun
SunProxima Cen is 7.1× narrower than the Sun
How it compares with our Sun
0.50×
as hot as the Sun
0.14×
the Sun's width
0.12×
the Sun's mass
0.002×
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?
SMALL TELESCOPE NEEDED
Brightness mag 11.0To see it 4-6" (100-150 mm) telescope

Illustration generated from Proxima Cen's temperature, not a photograph.