What it’s like to stand here
LHS 1678 c
weight
1.58 g
sun
10.1× wider
sky
deep orange

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

Rocky world

LHS 1678 c

ESI 0.5064.8 lyDiscovered in 2021 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.

LHS 1678 →
host star
0.94 R⊕
radius
1.40 M⊕
mass · measured
3.7 days
orbital period
238°C (460°F)
avg temp
What it's like to stand here
1.58 g
your weight (measured mass)
3.7 days
one year, in Earth time
10.1× wider
how big its sun looks vs ours
deep orange
midday sky tint
0.6×
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 · 64.8 ly away
Jet airliner
77.7 million years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
101,116 years
dies en route1000-yr cryo: fails
Light speed
65 years
dies en route1000-yr cryo: survives
Warp 10
24 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthLHS 1678 c is 1.1× narrower than Earth
Explore from here · roam the neighborhood
LHS 1678 cRocky world
PlanetLHS 1678 bRocky world
PlanetLHS 1678 dRocky world
PlanetLHS 1678 dsimilar world
SystemRR Cae11 ly
Sky regionCaelumthis direction
Host star
Binary system
LHS 1678
M2.0 V · 3 planets
Explore →
Sibling worlds in this system
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
MID-SIZE TELESCOPE NEEDED
Host-star brightnessmag 12.6
ConstellationCaelum →
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 LHS 1678 c's confirmed parameters, not a photograph.