What it’s like to stand here
WASP-43 b
weight
5.21 g
sun
41.7× wider
sky
amber-orange

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

Gas giant

WASP-43 b

Transit: spotted by the tiny, repeating dip in its star’s light each time the planet crosses in front of it.

WASP-43
host star
10.42 R⊕
radius
566 M⊕
mass · measured
19.5 hours
orbital period
1154°C (2108°F)
avg temp
What it's like to stand here
5.21 g
surface gravity (no solid surface · measured mass)
19.5 hours
one year, in Earth time
41.7× wider
how big its sun looks vs ours
amber-orange
midday sky tint
0.2×
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 · 283 ly away
Jet airliner
339 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
441,259 years
dies en route1000-yr cryo: fails
Light speed
283 years
dies en route1000-yr cryo: survives
Warp 10
103 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthWASP-43 b is 10× the width of Earth
Explore from here · roam the neighborhood
Host star
WASP-43
K7 V · 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
SMALL TELESCOPE NEEDED
Host-star brightnessmag 12.3
ConstellationSextans
To see the host star4-6" (100-150 mm) telescope
Gear bridge

Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.

Illustration generated from WASP-43 b's confirmed parameters, not a photograph.