Historical clue formulations

• Global revolutions? — 2023-08-13
• Round trips? — 2021-10-25
• Round trips? — 2020-12-19
• Goes around — 2018-12-30
• John Glenn famously had three of them — 2017-10-04
• Goes around — 2014-12-30
• Runs rings around? — 2011-11-17
• Circles, as the earth — 2010-03-29
• What this puzzle's eight concentric rings (uncircled and circled) represent — 2008-12-28
• Revolutionary paths — 2006-11-30
• Eye sockets — 2006-05-14
• Satellite paths — 2004-12-06
• Areas of usual travel — 2003-04-11
• Flies around — 2003-01-23
• Asteroids' paths — 2002-07-02
• Rounds — 2001-08-04
• Roundabout routes — 1997-04-18
• Rings around Saturn? — 1995-12-05