What it’s like to stand here
HD 20003 c
weight
≥ 0.95 g
sun
4.7× wider
sky
warm white

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

Ice / gas giant

HD 20003 c

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

HD 20003
host star
3.89 R⊕
radius
14.44 M⊕
mass · minimum (m·sin i)
34 days
orbital period
301°C (573°F)
avg temp
What it's like to stand here
≥ 0.95 g
surface gravity (no solid surface · minimum mass only)
34 days
one year, in Earth time
4.7× wider
how big its sun looks vs ours
warm white
midday sky tint
1.0×
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 · 136 ly away
Jet airliner
164 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
212,787 years
dies en route1000-yr cryo: fails
Light speed
136 years
dies en route1000-yr cryo: survives
Warp 10
50 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthHD 20003 c is 3.9× the width of Earth
Explore from here · roam the neighborhood
Host star
HD 20003
G8 V · 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
BINOCULARS NEEDED
Host-star brightnessmag 8.4
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 HD 20003 c's confirmed parameters, not a photograph.