What it’s like to stand here
HD 5891 b
weight
≥ 15.27 g
sun
16.6× wider
sky
amber-orange

Illustration computed from this world’s measured and derived values, not a photograph.

Gas giant

HD 5891 b

Radial Velocity: spotted by the gravitational wobble the planet tugs in its star.

HD 5891
host star
12.60 R⊕
radius
2,425 M⊕
mass · minimum (m·sin i)
177 days
orbital period
646°C (1194°F)
avg temp
What it's like to stand here
≥ 15.27 g
surface gravity (no solid surface · minimum mass only)
177 days
one year, in Earth time
16.6× wider
how big its sun looks vs ours
amber-orange
midday sky tint
0.1×
how high you could jump vs Earth
normal
day/night cycle (not tidally locked)
How long to get there · 925 ly away
Jet airliner
1.1 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
1.4 million years
dies en route1000-yr cryo: fails
Light speed
925 years
dies en route1000-yr cryo: survives
Warp 10
337 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthHD 5891 b is 13× the width of Earth
Explore from here · roam the neighborhood
Host star
HD 5891
G5 · 1 planet
Explore →
Sibling worlds in this system

No other confirmed planets here yet. New ones auto-appear as telescopes report.

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
Host-star brightnessmag 8.1
ConstellationPisces
To see the host star50 mm binoculars
Gear bridge

Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.

Illustration generated from HD 5891 b's confirmed parameters, not a photograph.