What it’s like to stand here
Kepler-1638 b
- weight
- ≈ 1.19 g
- sun
- 1.3× wider
- sky
- warm white
Illustration computed from this world’s measured and derived values, not a photograph.
Sub-Neptune
Kepler-1638 b
Transit: spotted by the tiny, repeating dip in its star’s light each time the planet crosses in front of it.
Kepler-1638 →
host star
1.87 R⊕
radius
4.16 M⊕
mass · estimated from radius
259 days
orbital period
31°C (88°F)
avg temp
What it's like to stand here
≈ 1.19 g
your weight (mass estimated from size)
259 days
one year, in Earth time
1.3× wider
how big its sun looks vs ours
warm white
midday sky tint
0.8×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 4,976 ly away
Jet airliner
6.0 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
7.8 million years
dies en route1000-yr cryo: fails
Light speed
4,976 years
dies en route1000-yr cryo: fails
Warp 10
5 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
Explore from here · roam the neighborhood
Kepler-1638 bSub-Neptune
PlanetKepler-69 csimilar world
SystemKepler-490140 ly
Sky regionCygnusthis direction
Host star
Kepler-1638
5710 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 14.8
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-1638 b's confirmed parameters, not a photograph.