What it’s like to stand here
Kepler-30 b
weight
0.74 g
sun
5.3× wider
sky
warm white

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

Ice / gas giant

Kepler-30 b

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

Kepler-30
host star
3.90 R⊕
radius
11.30 M⊕
mass · measured
29 days
orbital period
251°C (484°F)
avg temp
What it's like to stand here
0.74 g
surface gravity (no solid surface · measured mass)
29 days
one year, in Earth time
5.3× wider
how big its sun looks vs ours
warm white
midday sky tint
1.3×
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 · 2,982 ly away
Jet airliner
3.6 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
4.7 million years
dies en route1000-yr cryo: fails
Light speed
2,982 years
dies en route1000-yr cryo: fails
Warp 10
3 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthKepler-30 b is 3.9× the width of Earth
Explore from here · roam the neighborhood
Host star
Kepler-30
5498 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
FAINT — LARGE TELESCOPE NEEDED
Host-star brightnessmag 15.7
ConstellationLyra
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-30 b's confirmed parameters, not a photograph.