3 ms·
The idea of light bending around gravitational fields is so fascinating. I wonder if there's a part of the night sky where some photons that bounced off the ear
by rowanseymour 3y ago
The idea of light bending around gravitational fields is so fascinating. I wonder if there's a part of the night sky where some photons that bounced off the earth billions of years ago are being directed back at earth.
- lawlessone 3y agoSag A* is about 26k light years away. So it's not impossible some light from 57k years ago gets turned around.