AOKS
| Date | Clue |
|---|---|
| 2024-11-21 | Informal green lights |
| 2015-08-07 | Breezy assents |
| 2014-09-14 | Positive signs of life in outer space? |
| 2014-04-22 | Thumbs-up responses |
| 2013-07-04 | NASA approvals |
| 2012-04-20 | Informal approvals |
| 2009-11-17 | "All systems go" signals |
| 2008-12-30 | "Thumbs-up" responses |
| 1994-01-13 | NASA green lights |