3 ms·
Light's path is affected by gravity of the bodies it passes in space, so technically it doesn't travel in perfectly straight lines at all.
by balabaster 8y ago
Light's path is affected by gravity of the bodies it passes in space, so technically it doesn't travel in perfectly straight lines at all.
- saagarjha 8y agoThe parent commenter mentions this when discussing "geodesics in spacetime".