Open Physics Sims
Gravitational lensing
1
Bend the light
2
Einstein rings and arcs
3
Microlensing
How to use it ↓
Start
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diagram
as a telescope sees it
The lens
Sun
black hole
galaxy
cluster
Source's offset
Background galaxy's size
Mass of the lens star
Closest approach
The lens star
on its own
with a Jupiter-mass planet
Where the planet is in its orbit
Planet's orbit
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