What it’s like to stand here
K2-240 c
weight
≈ 1.20 g
sun
4.7× wider
sky
deep orange

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

Sub-Neptune

K2-240 c

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

K2-240
host star
1.80 R⊕
radius
3.89 M⊕
mass · estimated from radius
21 days
orbital period
116°C (241°F)
avg temp
What it's like to stand here
≈ 1.20 g
your weight (mass estimated from size)
21 days
one year, in Earth time
4.7× wider
how big its sun looks vs ours
deep orange
midday sky tint
0.8×
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 · 238 ly away
Jet airliner
285 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
370,878 years
dies en route1000-yr cryo: fails
Light speed
238 years
dies en route1000-yr cryo: survives
Warp 10
87 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthK2-240 c is 1.8× the width of Earth
Explore from here · roam the neighborhood
Host star
K2-240
M0.5 V · 2 planets
Explore →
Sibling worlds in this system

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

Can you see it tonight? · observe
MID-SIZE TELESCOPE NEEDED
Host-star brightnessmag 13.4
ConstellationLibra
To see the host star8-10" (200-250 mm) telescope
Gear bridge

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

Illustration generated from K2-240 c's confirmed parameters, not a photograph.