What it’s like to stand here
HD 23472 b
weight
2.08 g
sun
6.1× wider
sky
amber-orange

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

Sub-Neptune

HD 23472 b

Transit: spotted by the tiny, repeating dip in its star’s light each time the planet crosses in front of it.

HD 23472
host star
2.00 R⊕
radius
8.32 M⊕
mass · measured
18 days
orbital period
270°C (518°F)
avg temp
What it's like to stand here
2.08 g
your weight (measured mass)
18 days
one year, in Earth time
6.1× wider
how big its sun looks vs ours
amber-orange
midday sky tint
0.5×
how high you could jump vs Earth
likely
likely tidally locked: probably eternal day on one side, night on the other
How long to get there · 127 ly away
Jet airliner
153 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
198,557 years
dies en route1000-yr cryo: fails
Light speed
127 years
dies en route1000-yr cryo: survives
Warp 10
46 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthHD 23472 b is 2.0× the width of Earth
Explore from here · roam the neighborhood
Host star
HD 23472
K4 V · 5 planets
Explore →

Zoom out: star → system → (soon) galaxy arm, host black hole, and a real image of the host galaxy.

Can you see it tonight? · observe
SMALL TELESCOPE NEEDED
Host-star brightnessmag 9.7
ConstellationReticulum
To see the host star4-6" (100-150 mm) telescope
Gear bridge

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

Illustration generated from HD 23472 b's confirmed parameters, not a photograph.