| Date | Grid | Clue | Author | Editor |
| Sat, Jul 01, 2023 | 42A | Dutch scientist with an eponymous "cloud" | Ben Tolkin | Shortz |
| Thu, Apr 13, 2023 | 51D | Dutch astronomer with an eponymous "cloud" | Robin Yu | Shortz |
| Wed, May 18, 2016 | 36D | ___ cloud (source of comets) | Zhouqin Burnikel | Shortz |
| Sun, Aug 31, 2014 | 27A | ___ cloud (source of comets) | Joel Fagliano | Shortz |
| Sat, Feb 18, 2012 | 26A | Kind of cloud | Matt Ginsberg | Shortz |
| Wed, Dec 15, 2010 | 58A | Astronomy's ___ cloud | John Lampkin | Shortz |
| Sun, Jan 17, 2010 | 67D | ___ cloud (solar system outlier) | Cathy Allis | Shortz |
| Thu, Aug 20, 2009 | 33D | ___ cloud (region of comets far beyond Pluto) | Elizabeth C. Gorski | Shortz |
| Wed, Feb 13, 2008 | 64A | Astronomy's ___ cloud | Elizabeth C. Gorski | Shortz |
| Thu, Jun 08, 2006 | 35D | ___ cloud (astronomical sighting) | Joe DiPietro | Shortz |
| Tue, Feb 03, 2004 | 35D | ___ cloud (cosmic debris) | Joe Bower and Nancy Salomon | Shortz |