What it’s like to stand here
Kepler-42 b
weight
1.16 g
sun
14.6× wider
sky
dim red

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

Rocky world

Kepler-42 b

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

Kepler-42
host star
0.78 R⊕
radius
0.71 M⊕
mass · measured
1.2 days
orbital period
246°C (475°F)
avg temp
What it's like to stand here
1.16 g
your weight (measured mass)
1.2 days
one year, in Earth time
14.6× wider
how big its sun looks vs ours
dim red
midday sky tint
0.9×
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 · 131 ly away
Jet airliner
157 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
203,773 years
dies en route1000-yr cryo: fails
Light speed
131 years
dies en route1000-yr cryo: survives
Warp 10
48 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthKepler-42 b is 1.3× narrower than Earth
Explore from here · roam the neighborhood
Host star
Kepler-42
M · 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
FAINT — LARGE TELESCOPE NEEDED
Host-star brightnessmag 16.7
ConstellationCygnus
To see the host star10"+ (250 mm) telescope, dark sky
Gear bridge

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

Illustration generated from Kepler-42 b's confirmed parameters, not a photograph.