What it’s like to stand here
Kepler-223 d
weight
0.29 g
sun
14.4× wider
sky
warm white

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

Ice / gas giant

Kepler-223 d

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

Kepler-223
host star
5.24 R⊕
radius
8.00 M⊕
mass · measured
15 days
orbital period
554°C (1029°F)
avg temp
What it's like to stand here
0.29 g
surface gravity (no solid surface · measured mass)
15 days
one year, in Earth time
14.4× wider
how big its sun looks vs ours
warm white
midday sky tint
3.4×
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 · 6,066 ly away
Jet airliner
7.3 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
9.5 million years
dies en route1000-yr cryo: fails
Light speed
6,066 years
dies en route1000-yr cryo: fails
Warp 10
6 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthKepler-223 d is 5.2× the width of Earth
Explore from here · roam the neighborhood
Host star
Kepler-223
5803 K host star · 4 planets
Explore →

Zoom out: star → system → (soon) galaxy arm, host black hole, and a real image of the host galaxy.

Can you see it tonight? · observe
FAINT — LARGE TELESCOPE NEEDED
Host-star brightnessmag 15.7
ConstellationCygnus
To see the host star10"+ (250 mm) telescope, dark sky
Gear bridge

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

Illustration generated from Kepler-223 d's confirmed parameters, not a photograph.