What it’s like to stand here
HD 240237 b
weight
≥ 33.93 g
sun
36.7× wider
sky
deep orange

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

Gas giant

HD 240237 b

Radial Velocity: spotted by the gravitational wobble the planet tugs in its star.

HD 240237
host star
12.20 R⊕
radius
5,050 M⊕
mass · minimum (m·sin i)
2.0 years
orbital period
880°C (1616°F)
avg temp
What it's like to stand here
≥ 33.93 g
surface gravity (no solid surface · minimum mass only)
2.0 years
one year, in Earth time
36.7× wider
how big its sun looks vs ours
deep orange
midday sky tint
0.0×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 3,044 ly away
Jet airliner
3.7 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
3,044 years
dies en route1000-yr cryo: fails
Warp 10
3 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthHD 240237 b is 12× the width of Earth
Explore from here · roam the neighborhood
Host star
HD 240237
K2 III · 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
BINOCULARS NEEDED
Host-star brightnessmag 8.2
ConstellationCassiopeia
To see the host star50 mm binoculars
Gear bridge

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

Illustration generated from HD 240237 b's confirmed parameters, not a photograph.