- Posts 959
- Updates 6 hours ago
This is gravitational lensing in action.
The light of a distant galaxy, seen as red dots near the image’s center, is bent by a galaxy cluster that is between it and Earth. The cluster’s massive gravity warps nearby space, which changes the light’s path: https://t.co/LxfPWxVx7Z https://t.co/3eqUIIUL6Q
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