F-type star · yellow-white star

HD 17156

255 ly1 known planetbrightness mag 8.2G5
6046 K
temperature
1.52 R☉
radius
1.28 M☉
mass
2.760 L☉
luminosity
How long to get there · 255 ly away

At light speed, about 255 years to reach this system.

See the full survival timeline (jet to folding spacetime) →
Size vs the Sun
SunHD 17156 is 1.52× the Sun’s width
How it compares with our Sun
1.05×
as hot as the Sun
1.52×
the Sun's width
1.28×
the Sun's mass
2.76×
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?
BINOCULARS NEEDED
Brightness mag 8.2To see it 50 mm binoculars

Illustration generated from HD 17156's temperature, not a photograph.