What it’s like to stand here
HD 100546 b
weight
0.45 g
sun
0.03× as wide
sky
icy blue-white

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

Gas giant

HD 100546 b

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

HD 100546
host star
77.34 R⊕
radius
2,702 M⊕
mass · measured
orbital period
-178°C (-289°F)
avg temp
What it's like to stand here
0.45 g
surface gravity (no solid surface · measured mass)
one year, in Earth time
0.03× as wide
how big its sun looks vs ours
icy blue-white
midday sky tint
2.2×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 358 ly away
Jet airliner
429 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
557,900 years
dies en route1000-yr cryo: fails
Light speed
358 years
dies en route1000-yr cryo: survives
Warp 10
131 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthHD 100546 b is 77× the width of Earth
Explore from here · roam the neighborhood
Host star
HD 100546
B9 Vne · 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 6.7
ConstellationMusca
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 100546 b's confirmed parameters, not a photograph.