What it’s like to stand here
HD 164509 b
- weight
- ≥ 0.69 g
- sun
- 1.3× wider
- sky
- warm white
Illustration computed from this world’s measured and derived values, not a photograph.
Gas giant · likely temperate
HD 164509 b
Radial Velocity: spotted by the gravitational wobble the planet tugs in its star.
HD 164509 →
host star
14.30 R⊕
radius
141 M⊕
mass · minimum (m·sin i)
280 days
orbital period
46°C (115°F)
avg temp
What it's like to stand here
≥ 0.69 g
surface gravity (no solid surface · minimum mass only)
280 days
one year, in Earth time
1.3× wider
how big its sun looks vs ours
warm white
midday sky tint
1.5×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 173 ly away
Jet airliner
208 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
270,167 years
dies en route1000-yr cryo: fails
Light speed
173 years
dies en route1000-yr cryo: survives
Warp 10
63 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
Explore from here · roam the neighborhood
HD 164509 bGas giant
PlanetHD 155358 csimilar world
Systemnu Oph36 ly
Sky regionOphiuchusthis direction
Host star
Binary systemHD 164509
G5 · 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
BINOCULARS NEEDED
Gear bridge
Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.
Illustration generated from HD 164509 b's confirmed parameters, not a photograph.