| 2026-08-11 | Peripheral |
| 2026-06-22 | ___ Banks (barrier islands of North Carolina) |
| 2026-01-19 | Word before space or Mongolia |
| 2024-04-25 | What "ecto-" means as a prefix |
| 2023-09-10 | Peripheral |
| 2023-01-09 | Word before space or limits |
| 2022-11-05 | ___ space |
| 2022-08-24 | Like the planets Jupiter, Saturn, Uranus and Neptune |
| 2021-08-21 | ___ space |
| 2018-05-24 | Peripheral |
| 2018-01-18 | Like the planets beyond the asteroid belt |
| 2016-03-07 | Exterior |
| 2016-01-29 | Peripheral |
| 2015-11-02 | "Plan 9 From ___ Space" |
| 2015-10-17 | With 39-Across, region beyond the Kármán line ... or a literal hint to what this puzzle has |
| 2013-09-24 | With 59-Across, where [circled letters] came from |
| 2012-01-22 | External |
| 2011-07-28 | Peripheral |
| 2010-11-07 | Peripheral |
| 2009-02-14 | Edgy? |
| 2008-04-01 | Exterior |
| 2007-04-20 | Like some limits |
| 2007-01-21 | External |
| 2006-11-30 | ___ Banks |
| 2006-09-27 | Exterior |
| 2006-02-13 | Not inner |
| 2005-09-29 | On the perimeter |
| 2004-11-22 | External |
| 2004-08-17 | North Carolina's ___ Banks |
| 2004-05-10 | ___ Mongolia |
| 2003-12-16 | External |
| 2003-06-02 | Exterior |
| 2001-06-07 | Peripheral |
| 2000-12-01 | Kind of space |
| 1999-04-18 | Kind of space |
| 1997-07-10 | ___ Banks, N.C. |
| 1997-05-18 | Kind of space |
| 1995-06-04 | _____ Mongolia |
| 1995-04-07 | Peripheral |
| 1994-09-27 | _____ Mongolia |
| 1994-01-21 | With 29-Across, an anatomical part |