A-type star · white star
KELT-9
9270 K
temperature
2.42 R☉
radius
2.32 M☉
mass
38.9 L☉
luminosity
How long to get there · 667 ly away
At light speed, about 667 years to reach this system.
See the full survival timeline (jet to folding spacetime) →Size vs the Sun
How it compares with our Sun
1.61×
as hot as the Sun
2.42×
the Sun's width
2.32×
the Sun's mass
38.90×
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 7.5To see it 50 mm binoculars
Illustration generated from KELT-9's temperature, not a photograph.