What it’s like to stand here
PSR B1257+12 b
weight
0.18 g

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

Rocky world

PSR B1257+12 b

Pulsar Timing: spotted by tiny shifts in the steady beat of its host pulsar.

PSR B1257+12
host star
0.34 R⊕
radius
0.02 M⊕
mass · measured
25 days
orbital period
avg temp
What it's like to stand here
0.18 g
your weight (measured mass)
25 days
one year, in Earth time
sun size, needs orbit
sky color, needs star temp
5.7×
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 · 1,957 ly away
Jet airliner
2.3 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
3.1 million years
dies en route1000-yr cryo: fails
Light speed
1,957 years
dies en route1000-yr cryo: fails
Warp 10
2 years
arrives, just older
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthPSR B1257+12 b is 3.0× narrower than Earth
Explore from here · roam the neighborhood
Host star
PSR B1257+12
host star · 3 planets
Explore →

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

Illustration generated from PSR B1257+12 b's confirmed parameters, not a photograph.