🌟 A stellium forms when 3 or more of the tracked planets (Sun, Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto — Moon excluded) are all within mutual conjunction orb of each other at the same time. Any planet joining, leaving, or the cluster splitting/merging starts a new episode.
3
♀♂⛢3-planet stellium
Shukra, Mangala, Uranus
Formed Jan 24, 1919 · 10:34:49 EST
Broke up Feb 6, 1919 · 20:00:07 EST
3
☉☿♂3-planet stellium
Surya, Budha, Mangala
Formed Mar 3, 1919 · 23:50:13 EST
Broke up Mar 4, 1919 · 14:38:06 EST
3
☉☿♂3-planet stellium
Surya, Budha, Mangala
Formed Apr 3, 1919 · 08:20:18 EDT
Broke up Apr 12, 1919 · 18:02:15 EDT
3
☉☿♂3-planet stellium
Surya, Budha, Mangala
Formed May 30, 1919 · 23:30:20 EDT
Broke up Jun 11, 1919 · 07:08:58 EDT
3
☉♂♇3-planet stellium
Surya, Mangala, Pluto
Formed Jul 6, 1919 · 02:05:48 EDT
Broke up Jul 7, 1919 · 09:23:10 EDT
3
♂♃♆3-planet stellium
Mangala, Guru, Neptune
Formed Aug 15, 1919 · 01:53:16 EDT
Broke up Aug 20, 1919 · 21:27:01 EDT
4
☿♂♃♆4-planet stellium⭐ largest this window
Budha, Mangala, Guru, Neptune
Formed Aug 20, 1919 · 21:27:01 EDT
Broke up Aug 30, 1919 · 00:23:08 EDT
3
♂♃♆3-planet stellium
Mangala, Guru, Neptune
Formed Aug 30, 1919 · 00:23:08 EDT
Broke up Sep 21, 1919 · 17:48:06 EDT
3
♀♂♄3-planet stellium
Shukra, Mangala, Shani
Formed Oct 8, 1919 · 07:20:56 EDT
Broke up Oct 21, 1919 · 14:33:47 EDT
Computed for Columbus, Ohio, America (United States) — exact-instant orb events (jd_utc), MariaDB-backed, 1900–2500.