M-type star · red dwarf
GJ 393
3579 K
temperature
0.43 R☉
radius
0.43 M☉
mass
0.027 L☉
luminosity
How long to get there · 22.9 ly away
At light speed, about 23 years to reach this system.
See the full survival timeline (jet to folding spacetime) →Size vs the Sun
How it compares with our Sun
0.62×
as hot as the Sun
0.43×
the Sun's width
0.43×
the Sun's mass
0.03×
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 9.7To see it 4-6" (100-150 mm) telescope
Illustration generated from GJ 393's temperature, not a photograph.