What it’s like to stand here
KOI-55 b
weight
0.76 g
sun
33.6× wider
sky
icy blue-white

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

Rocky world

KOI-55 b

Orbital Brightness Modulation: spotted by subtle changes in the system’s brightness as it orbits.

KOI-55
host star
0.76 R⊕
radius
0.44 M⊕
mass · measured
5.8 hours
orbital period
7505°C (13540°F)
avg temp
What it's like to stand here
0.76 g
your weight (measured mass)
5.8 hours
one year, in Earth time
33.6× wider
how big its sun looks vs ours
icy blue-white
midday sky tint
1.3×
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 · 4,015 ly away
Jet airliner
4.8 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
6.3 million years
dies en route1000-yr cryo: fails
Light speed
4,015 years
dies en route1000-yr cryo: fails
Warp 10
4 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthKOI-55 b is 1.3× narrower than Earth
Explore from here · roam the neighborhood
Host star
KOI-55
B · 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
FAINT — LARGE TELESCOPE NEEDED
Host-star brightnessmag 15.2
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 KOI-55 b's confirmed parameters, not a photograph.