What it’s like to stand here
GJ 3021 b
weight
≥ 6.24 g
sun
1.8× wider
sky
warm white

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

Gas giant

GJ 3021 b

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

GJ 3021
host star
13.10 R⊕
radius
1,071 M⊕
mass · minimum (m·sin i)
134 days
orbital period
77°C (170°F)
avg temp
What it's like to stand here
≥ 6.24 g
surface gravity (no solid surface · minimum mass only)
134 days
one year, in Earth time
1.8× wider
how big its sun looks vs ours
warm white
midday sky tint
0.2×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 57.3 ly away
Jet airliner
68.7 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
89,303 years
dies en route1000-yr cryo: fails
Light speed
57 years
dies en route1000-yr cryo: survives
Warp 10
21 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthGJ 3021 b is 13× the width of Earth
Explore from here · roam the neighborhood
Host star
Binary system
GJ 3021
G6 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
BINOCULARS NEEDED
Host-star brightnessmag 6.6
ConstellationHydrus
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 GJ 3021 b's confirmed parameters, not a photograph.