What it’s like to stand here
TOI-7166 b
- weight
- ≈ 1.16 g
- sun
- 3.6× wider
- sky
- dim red
Illustration computed from this world’s measured and derived values, not a photograph.
Sub-Neptune · likely temperate
TOI-7166 b
● Near the habitable zone·ESI 0.82116 lyDiscovered in 2025 by Transiting Exoplanet Survey Satellite (TESS)
Transit: spotted by the tiny, repeating dip in its star’s light each time the planet crosses in front of it.
TOI-7166 →
host star
2.01 R⊕
radius
4.70 M⊕
mass · estimated from radius
13 days
orbital period
-24°C (-11°F)
avg temp
What it's like to stand here
≈ 1.16 g
your weight (mass estimated from size)
13 days
one year, in Earth time
3.6× wider
how big its sun looks vs ours
dim red
midday sky tint
0.9×
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 · 116 ly away
Jet airliner
139 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
180,149 years
dies en route1000-yr cryo: fails
Light speed
116 years
dies en route1000-yr cryo: survives
Warp 10
42 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
Explore from here · roam the neighborhood
TOI-7166 bSub-Neptune
PlanetRoss 508 bsimilar world
SystemHD 196885 A22 ly
Sky regionEquuleusthis direction
Host star
TOI-7166
M4.5+/-0.5 · 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
FAINT — LARGE TELESCOPE NEEDED
Host-star brightnessmag 15.8
ConstellationEquuleus →
To see the host star10"+ (250 mm) telescope, dark sky
Gear bridge
Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.
Illustration generated from TOI-7166 b's confirmed parameters, not a photograph.