There are several keys that can be used to control the rate and direction of the passage of time.
Table of keys[]
Key |
Effect |
| J | Reverse time |
| K | Decrease rate by 10x |
| Shift+K | Decrease rate by 2x (new in version 1.5.0) |
| L | Increase rate by 10x |
| Shift+L | Increase rate by 2x (new in version 1.5.0) |
| Space | Stop time |
| ! | Set time to the computer's current time |
| ? | Display travel time for light between observer and selected object |
| - | Subtract the above light travel time from Celestia's current time |
| \ | Set time to real time |