What it’s like to stand here
K2-261 b
weight
0.80 g
sun
15.3× wider
sky
warm white

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

Gas giant

K2-261 b

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

K2-261
host star
9.27 R⊕
radius
68.97 M⊕
mass · measured
12 days
orbital period
763°C (1405°F)
avg temp
What it's like to stand here
0.80 g
surface gravity (no solid surface · measured mass)
12 days
one year, in Earth time
15.3× wider
how big its sun looks vs ours
warm white
midday sky tint
1.2×
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 · 696 ly away
Jet airliner
834 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
1.1 million years
dies en route1000-yr cryo: fails
Light speed
696 years
dies en route1000-yr cryo: survives
Warp 10
254 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthK2-261 b is 9.3× the width of Earth
Explore from here · roam the neighborhood
Host star
K2-261
G7 IV/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
SMALL TELESCOPE NEEDED
Host-star brightnessmag 10.6
ConstellationLeo
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 K2-261 b's confirmed parameters, not a photograph.