Timeline for Challenger disaster: how full was the external tank at the time of destruction?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 24, 2017 at 2:00 | history | edited | PearsonArtPhoto♦ | CC BY-SA 3.0 |
edited body
|
| Feb 23, 2017 at 17:22 | history | edited | Russell Borogove | CC BY-SA 3.0 |
added 4 characters in body
|
| Feb 23, 2017 at 17:07 | history | answered | PearsonArtPhoto♦ | CC BY-SA 3.0 |