What it’s like to stand here
HD 168443 b
weight
≥ 15.27 g
sun
5.9× wider
sky
warm white

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

Gas giant

HD 168443 b

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

HD 168443
host star
12.60 R⊕
radius
2,424 M⊕
mass · minimum (m·sin i)
58 days
orbital period
368°C (694°F)
avg temp
What it's like to stand here
≥ 15.27 g
surface gravity (no solid surface · minimum mass only)
58 days
one year, in Earth time
5.9× wider
how big its sun looks vs ours
warm white
midday sky tint
0.1×
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 · 129 ly away
Jet airliner
155 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
201,560 years
dies en route1000-yr cryo: fails
Light speed
129 years
dies en route1000-yr cryo: survives
Warp 10
47 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthHD 168443 b is 13× the width of Earth
Explore from here · roam the neighborhood
Host star
HD 168443
G5 · 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 6.9
ConstellationSerpens
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 168443 b's confirmed parameters, not a photograph.