What it’s like to stand here
TOI-125 b
weight
1.28 g
sun
16.3× wider
sky
warm white

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

Sub-Neptune

TOI-125 b

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

TOI-125
host star
2.73 R⊕
radius
9.50 M⊕
mass · measured
4.7 days
orbital period
764°C (1407°F)
avg temp
What it's like to stand here
1.28 g
your weight (measured mass)
4.7 days
one year, in Earth time
16.3× wider
how big its sun looks vs ours
warm white
midday sky tint
0.8×
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 · 362 ly away
Jet airliner
434 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
564,930 years
dies en route1000-yr cryo: fails
Light speed
362 years
dies en route1000-yr cryo: survives
Warp 10
132 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthTOI-125 b is 2.7× the width of Earth
Explore from here · roam the neighborhood
Host star
TOI-125
K0 V · 3 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 11.0
ConstellationHydrus
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 TOI-125 b's confirmed parameters, not a photograph.