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LIGO is really the 21st century telescope. Instead of receiving electromagnetic waves / photons, it receives spacetime waves / (gravitons???). As we have been
by jxy 9y ago
LIGO is really the 21st century telescope. Instead of receiving electromagnetic waves / photons, it receives spacetime waves / (gravitons???). As we have been building larger and larger telescopes, we would certainly build larger and larger LIGO's. Put them in space, put them on the moon, and put them on Mars. Galileo would be proud.
- xenophonf 9y agoPhysicists are already working on the -in-space version: https://en.wikipedia.org/wiki/Laser_Interferometer_Space_Antenna https://en.wikipedia.org/wiki/Laser_Interferometer_Space_Ant... It got approved this summer for a planned launch date in 2034! See also this feasibility study: https://en.wikipedia.org/wiki/LISA_Pathfinder https://en.wikipedia.org/wiki/LISA_Pathfinder