What it’s like to stand here
Kepler-431 c
weight
≈ 0.51 g
sun
12.9× wider
sky
bright white

Illustration computed from this world’s measured and derived values, not a photograph.

Rocky world

Kepler-431 c

Transit: spotted by the tiny, repeating dip in its star’s light each time the planet crosses in front of it.

Kepler-431
host star
0.67 R⊕
radius
0.23 M⊕
mass · estimated from radius
8.7 days
orbital period
678°C (1252°F)
avg temp
What it's like to stand here
≈ 0.51 g
your weight (mass estimated from size)
8.7 days
one year, in Earth time
12.9× wider
how big its sun looks vs ours
bright white
midday sky tint
1.9×
how high you could jump vs Earth
likely
likely tidally locked: probably eternal day on one side, night on the other
How long to get there · 1,587 ly away
Jet airliner
1.9 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
2.5 million years
dies en route1000-yr cryo: fails
Light speed
1,587 years
dies en route1000-yr cryo: fails
Warp 10
2 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthKepler-431 c is 1.5× narrower than Earth
Explore from here · roam the neighborhood
Host star
Kepler-431
6004 K host star · 3 planets
Explore →

Zoom out: star → system → (soon) galaxy arm, host black hole, and a real image of the host galaxy.

Can you see it tonight? · observe
SMALL TELESCOPE NEEDED
Host-star brightnessmag 12.1
ConstellationLyra
To see the host star4-6" (100-150 mm) telescope
Gear bridge

Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.

Illustration generated from Kepler-431 c's confirmed parameters, not a photograph.