What it’s like to stand here
K2-417 b
weight
63.82 g
sun
9.2× wider
sky
deep orange

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

Sub-Neptune

K2-417 b

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

K2-417
host star
3.31 R⊕
radius
699 M⊕
mass · measured
6.5 days
orbital period
285°C (545°F)
avg temp
What it's like to stand here
63.82 g
your weight (measured mass)
6.5 days
one year, in Earth time
9.2× wider
how big its sun looks vs ours
deep orange
midday sky tint
0.0×
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 · 307 ly away
Jet airliner
368 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
478,371 years
dies en route1000-yr cryo: fails
Light speed
307 years
dies en route1000-yr cryo: survives
Warp 10
112 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthK2-417 b is 3.3× the width of Earth
Explore from here · roam the neighborhood
Host star
K2-417
M V · 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
MID-SIZE TELESCOPE NEEDED
Host-star brightnessmag 13.9
ConstellationAquarius
To see the host star8-10" (200-250 mm) telescope
Gear bridge

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

Illustration generated from K2-417 b's confirmed parameters, not a photograph.