What it’s like to stand here
Kepler-129 c
weight
6.77 g
sun
4.2× wider
sky
warm white

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

Sub-Neptune

Kepler-129 c

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

Kepler-129
host star
2.52 R⊕
radius
43.00 M⊕
mass · measured
82 days
orbital period
252°C (485°F)
avg temp
What it's like to stand here
6.77 g
your weight (measured mass)
82 days
one year, in Earth time
4.2× wider
how big its sun looks vs ours
warm white
midday sky tint
0.1×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 1,333 ly away
Jet airliner
1.6 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
2.1 million years
dies en route1000-yr cryo: fails
Light speed
1,333 years
dies en route1000-yr cryo: fails
Warp 10
1 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthKepler-129 c is 2.5× the width of Earth
Explore from here · roam the neighborhood
Host star
Kepler-129
G4 V · 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 11.8
ConstellationDraco
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-129 c's confirmed parameters, not a photograph.