What it’s like to stand here
HD 41004 A b
weight
≥ 4.63 g
sky
warm white

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

Gas giant

HD 41004 A b

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

HD 41004 A
host star
13.20 R⊕
radius
807 M⊕
mass · minimum (m·sin i)
2.6 years
orbital period
avg temp
What it's like to stand here
≥ 4.63 g
surface gravity (no solid surface · minimum mass only)
2.6 years
one year, in Earth time
sun size, needs orbit
warm white
midday sky tint
0.2×
how high you could jump vs Earth
rotation unknown
How long to get there · 120 ly away
Jet airliner
144 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
186,639 years
dies en route1000-yr cryo: fails
Light speed
120 years
dies en route1000-yr cryo: survives
Warp 10
44 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthHD 41004 A b is 13× the width of Earth
Explore from here · roam the neighborhood
Host star
Binary system
HD 41004 A
K1/K2 V · 2 planets
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 8.7
ConstellationPictor
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 41004 A b's confirmed parameters, not a photograph.