Historical clue formulations

• Leftmost star of the Summer Triangle — 2026-08-15
• Brightest star in Cygnus — 2025-11-13
• Brightest light in Cygnus — 2023-10-03
• First-magnitude star in Cygnus — 2019-11-07
• Star in the Summer Triangle — 2019-03-02
• Supergiant in Cygnus — 2018-04-22
• One of the vertices of the Summer Triangle — 2014-03-13
• One of three stars in the Summer Triangle — 2013-10-13
• Summer Triangle star — 2013-06-14
• Star in the Swan constellation — 2013-06-09
• Star in Cygnus — 2013-02-13
• One vertex of the Summer Triangle — 2011-10-01
• Summer Triangle star — 2011-04-06
• Star in the Swan constellation — 2010-10-29
• Star in the Summer Triangle — 2010-02-14
• Brightest star in Cygnus — 2009-05-10
• With Altair and Vega, it forms the Summer Triangle — 2007-11-04
• Star in the constellation Cygnus — 2005-06-21
• Cygnus star — 2004-08-15
• Blue supergiant known as Alpha Cygni — 2003-12-27
• Star in Cygnus — 2003-09-18
• Star in Cygnus — 2002-10-13
• Star in Cygnus — 2002-05-08
• First-magnitude star in Cygnus — 2001-11-24
• Star in Cygnus — 2000-03-13
• Supergiant in Cygnus — 1999-04-10
• Star in Cygnus — 1999-01-06
• Star in Cygnus — 1998-11-02
• Star in Cygnus — 1998-05-23
• Star in Cygnus — 1996-06-11
• Cygnus shiner — 1995-08-23
• Star in Cygnus — 1994-10-05
• Star in Cygnus — 1994-02-08
• Star in Cygnus — 1993-12-16