What it’s like to stand here
GJ 3473 c
weight
≥ 1.07 g
sun
4.2× wider
sky
deep orange

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

Sub-Neptune

GJ 3473 c

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

GJ 3473
host star
2.63 R⊕
radius
7.41 M⊕
mass · minimum (m·sin i)
16 days
orbital period
56°C (133°F)
avg temp
What it's like to stand here
≥ 1.07 g
your weight (minimum mass only)
16 days
one year, in Earth time
4.2× wider
how big its sun looks vs ours
deep orange
midday sky tint
0.9×
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 · 89.3 ly away
Jet airliner
107 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
139,196 years
dies en route1000-yr cryo: fails
Light speed
89 years
dies en route1000-yr cryo: survives
Warp 10
33 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthGJ 3473 c is 2.6× the width of Earth
Explore from here · roam the neighborhood
Host star
Binary system
GJ 3473
M4 · 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 13.7
ConstellationCanis Minor
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 GJ 3473 c's confirmed parameters, not a photograph.