What it’s like to stand here
K2-137 b
weight
387.98 g
sun
49.1× wider
sky
deep orange

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

Rocky world

K2-137 b

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

K2-137
host star
0.64 R⊕
radius
159 M⊕
mass · measured
4.3 hours
orbital period
1198°C (2188°F)
avg temp
What it's like to stand here
387.98 g
your weight (measured mass)
4.3 hours
one year, in Earth time
49.1× wider
how big its sun looks vs ours
deep orange
midday sky tint
0.0×
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 · 322 ly away
Jet airliner
387 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
502,961 years
dies en route1000-yr cryo: fails
Light speed
322 years
dies en route1000-yr cryo: survives
Warp 10
118 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthK2-137 b is 1.6× narrower than Earth
Explore from here · roam the neighborhood
Host star
K2-137
M3 V · 1 planet
Explore →
Sibling worlds in this system

No other confirmed planets here yet. New ones auto-appear as telescopes report.

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 15.9
ConstellationVirgo
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 K2-137 b's confirmed parameters, not a photograph.