What it’s like to stand here
GJ 900 b
weight
22.74 g
sun
0.00× as wide
sky
deep orange

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

Gas giant

GJ 900 b

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

GJ 900 A
host star
12.40 R⊕
radius
3,496 M⊕
mass · measured
orbital period
-272°C (-457°F)
avg temp
What it's like to stand here
22.74 g
surface gravity (no solid surface · measured mass)
one year, in Earth time
0.00× as wide
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 · 67.9 ly away
Jet airliner
81.4 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
105,838 years
dies en route1000-yr cryo: fails
Light speed
68 years
dies en route1000-yr cryo: survives
Warp 10
25 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthGJ 900 b is 12× the width of Earth
Explore from here · roam the neighborhood
Host star
Triple system
GJ 900 A
K7 · 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 9.6
ConstellationPisces
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 GJ 900 b's confirmed parameters, not a photograph.