Hacker News new | ask | show | jobs
by JumpCrisscross 2151 days ago
How do we communicate with the rovers when Earth and Mars are on opposite sides of the Sun?
2 comments
ckozlowski 2151 days ago
Sounds like it doesn't last all that long. They have a keep-alive program running during, and then get back to work once the connection is restored:

https://www.jpl.nasa.gov/edu/learn/video/mars-in-a-minute-wh...

link
jbay808 2151 days ago
Relay the lasers at a Lagrange point somewhere?
link