What it’s like to stand here
HD 18438 b
- weight
- ≥ 45.59 g
- sun
- 41.6× wider
- sky
- deep orange
Illustration computed from this world’s measured and derived values, not a photograph.
Gas giant
HD 18438 b
Radial Velocity: spotted by the gravitational wobble the planet tugs in its star.
HD 18438 →
host star
12.10 R⊕
radius
6,674 M⊕
mass · minimum (m·sin i)
2.2 years
orbital period
935°C (1715°F)
avg temp
What it's like to stand here
≥ 45.59 g
surface gravity (no solid surface · minimum mass only)
2.2 years
one year, in Earth time
41.6× wider
how big its sun looks vs ours
deep orange
midday sky tint
0.0×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 731 ly away
Jet airliner
877 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
1.1 million years
dies en route1000-yr cryo: fails
Light speed
731 years
dies en route1000-yr cryo: survives
Warp 10
267 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
Explore from here · roam the neighborhood
Host star
HD 18438
M2.5 III · 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
VISIBLE TO THE NAKED EYE
Gear bridge
Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.
Illustration generated from HD 18438 b's confirmed parameters, not a photograph.