What it’s like to stand here
2MASS J01033563-5515561 AB b
weight
27.31 g

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

Gas giant

2MASS J01033563-5515561 AB b

Imaging: photographed directly, as a faint point of light beside its star.

2MASS J01033563-5515561 A
host star
12.30 R⊕
radius
4,132 M⊕
mass · measured
orbital period
avg temp
What it's like to stand here
27.31 g
surface gravity (no solid surface · measured mass)
one year, in Earth time
sun size, needs orbit
sky color, needs star temp
0.0×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 154 ly away
Jet airliner
185 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
240,095 years
dies en route1000-yr cryo: fails
Light speed
154 years
dies en route1000-yr cryo: survives
Warp 10
56 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
Earth2MASS J01033563-5515561 AB b is 12× the width of Earth
Explore from here · roam the neighborhood
Host star
Binary system
2MASS J01033563-5515561 A
M5.5/M6 · 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 15.8
ConstellationPhoenix
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 2MASS J01033563-5515561 AB b's confirmed parameters, not a photograph.