| Distance |
m |
light-time |
| Circumference of Earth |
4.0x104 |
0.13 s |
| Earth to Moon |
3.8x108 | 1.3 s |
| Earth to Sun |
1.5x1011 | 500 s = 8.3
min |
| Earth to Pluto |
5.8x1012 | 320 min =
5.3 h |
| Earth to Andromeda galaxy |
2.2 Mly |