What it’s like to stand here
HD 40307 g
- weight
- ≥ 1.08 g
- sun
- 1.2× wider
- sky
- amber-orange
Illustration computed from this world’s measured and derived values, not a photograph.
Sub-Neptune · likely temperate
HD 40307 g
Radial Velocity: spotted by the gravitational wobble the planet tugs in its star.
HD 40307 →
host star
2.56 R⊕
radius
7.10 M⊕
mass · minimum (m·sin i)
198 days
orbital period
-18°C (-1°F)
avg temp
What it's like to stand here
≥ 1.08 g
your weight (minimum mass only)
198 days
one year, in Earth time
1.2× wider
how big its sun looks vs ours
amber-orange
midday sky tint
0.9×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 42.2 ly away
Jet airliner
50.6 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
65,804 years
dies en route1000-yr cryo: fails
Light speed
42 years
arrives elderly
Warp 10
15 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
Explore from here · roam the neighborhood
Zoom out: star → system → (soon) galaxy arm, host black hole, and a real image of the host galaxy.
Can you see it tonight? · observe
BINOCULARS NEEDED
Gear bridge
Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.
Illustration generated from HD 40307 g's confirmed parameters, not a photograph.