What it’s like to stand here
K2-254 b
weight
≈ 1.24 g
sun
14.9× wider
sky
amber-orange

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

Rocky world

K2-254 b

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

K2-254
host star
1.63 R⊕
radius
3.29 M⊕
mass · estimated from radius
4.1 days
orbital period
518°C (964°F)
avg temp
What it's like to stand here
≈ 1.24 g
your weight (mass estimated from size)
4.1 days
one year, in Earth time
14.9× wider
how big its sun looks vs ours
amber-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 · 743 ly away
Jet airliner
891 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
1.2 million years
dies en route1000-yr cryo: fails
Light speed
743 years
dies en route1000-yr cryo: survives
Warp 10
271 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthK2-254 b is 1.6× the width of Earth
Explore from here · roam the neighborhood
Host star
K2-254
4629 K host star · 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 14.2
ConstellationVirgo
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 K2-254 b's confirmed parameters, not a photograph.