![general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange](https://i.imgur.com/sGubgg6.png)
general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange
![general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange](https://i.stack.imgur.com/VBsEV.jpg)
general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange
![A Star Orbiting in the Extreme Gravity of a Black Hole Validates General Relativity | Science| Smithsonian Magazine A Star Orbiting in the Extreme Gravity of a Black Hole Validates General Relativity | Science| Smithsonian Magazine](https://th-thumbnailer.cdn-si-edu.com/wSn3YPqnJPjPijNQ-o35LvbmZxU=/fit-in/1600x0/filters:focal(980x838:981x839)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/fe/67/fe6786cc-be25-4fca-b638-1856f3b02520/do7hr.jpg)
A Star Orbiting in the Extreme Gravity of a Black Hole Validates General Relativity | Science| Smithsonian Magazine
![general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange](https://i.stack.imgur.com/z0EAR.jpg)
general relativity - If light has no mass, why is it affected by gravity? - Astronomy Stack Exchange
![Does gravity slow down the speed of light if I view the event from a frame of reference outside of the gravitational field? - Quora Does gravity slow down the speed of light if I view the event from a frame of reference outside of the gravitational field? - Quora](https://qph.cf2.quoracdn.net/main-qimg-f3617eae4973791a3be1a259302510a8.webp)