What it’s like to stand here
Kepler-870 b
- weight
- ≈ 1.05 g
- sun
- 6.6× wider
- sky
- warm white
Illustration computed from this world’s measured and derived values, not a photograph.
Sub-Neptune
Kepler-870 b
Transit: spotted by the tiny, repeating dip in its star’s light each time the planet crosses in front of it.
Kepler-870 →
host star
2.78 R⊕
radius
8.15 M⊕
mass · estimated from radius
21 days
orbital period
418°C (784°F)
avg temp
What it's like to stand here
≈ 1.05 g
your weight (mass estimated from size)
21 days
one year, in Earth time
6.6× wider
how big its sun looks vs ours
warm white
midday sky tint
0.9×
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 · 4,108 ly away
Jet airliner
4.9 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
6.4 million years
dies en route1000-yr cryo: fails
Light speed
4,108 years
dies en route1000-yr cryo: fails
Warp 10
4 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
Explore from here · roam the neighborhood
Kepler-870 bSub-Neptune
PlanetKepler-212 csimilar world
SystemKepler-1862130 ly
Sky regionCygnusthis direction
Host star
Kepler-870
5857 K host star · 1 planet
Sibling worlds in this system
No other confirmed planets here yet. New ones auto-appear as telescopes report.
Nearby star systems
Similar worlds (size · gravity · star)
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 15.3
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-870 b's confirmed parameters, not a photograph.