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If the planet isn't bound to a star and is behind the lensing object, what is illuminating the planet that it appears optically? Wouldn't be completely dark?
by hindsightbias 5y ago
If the planet isn't bound to a star and is behind the lensing object, what is illuminating the planet that it appears optically?
Wouldn't be completely dark?
- goodcanadian 5y agoThe planet is the lensing object. It causes a background star to brighten slightly in a very characteristic way.