Every ingress of the Sun and planets, chronologically, with the exact UTC instant. Retrograde re-entries are marked.
In 1966 the Sun and planets change signs 51 times. Outer-planet ingresses: Jupiter enters Cancer on May 5, 1966, 14:52 UTC; Jupiter enters Leo on Sep 27, 1966, 13:18 UTC.
| Instant (UTC) | Planet | From | Into |
|---|---|---|---|
| Jan 7, 1966, 18:26 UTC | ☿ Mercury | Sagittarius | Capricorn |
| Jan 20, 1966, 12:19 UTC | ☉ Sun | Capricorn | Aquarius |
| Jan 27, 1966, 04:09 UTC | ☿ Mercury | Capricorn | Aquarius |
| Jan 30, 1966, 07:02 UTC | ♂ Mars | Aquarius | Pisces |
| Feb 6, 1966, 12:46 UTC | ♀ Venus ℞ | Aquarius | Capricorn |
| Feb 13, 1966, 10:18 UTC | ☿ Mercury | Aquarius | Pisces |
| Feb 19, 1966, 02:38 UTC | ☉ Sun | Aquarius | Pisces |
| Feb 25, 1966, 10:54 UTC | ♀ Venus | Capricorn | Aquarius |
| Mar 3, 1966, 02:58 UTC | ☿ Mercury | Pisces | Aries |
| Mar 9, 1966, 12:55 UTC | ♂ Mars | Pisces | Aries |
| Mar 21, 1966, 01:53 UTC | ☉ Sun | Pisces | Aries |
| Mar 22, 1966, 02:34 UTC | ☿ Mercury ℞ | Aries | Pisces |
| Apr 6, 1966, 15:53 UTC | ♀ Venus | Aquarius | Pisces |
| Apr 17, 1966, 20:34 UTC | ♂ Mars | Aries | Taurus |
| Apr 17, 1966, 21:31 UTC | ☿ Mercury | Pisces | Aries |
| Apr 20, 1966, 13:11 UTC | ☉ Sun | Aries | Taurus |
| May 5, 1966, 04:33 UTC | ♀ Venus | Pisces | Aries |
| May 5, 1966, 14:52 UTC | ♃ Jupiter | Gemini | Cancer |
| May 9, 1966, 14:48 UTC | ☿ Mercury | Aries | Taurus |
| May 21, 1966, 12:32 UTC | ☉ Sun | Taurus | Gemini |
| May 24, 1966, 17:59 UTC | ☿ Mercury | Taurus | Gemini |
| May 28, 1966, 22:07 UTC | ♂ Mars | Taurus | Gemini |
| May 31, 1966, 18:00 UTC | ♀ Venus | Aries | Taurus |
| Jun 7, 1966, 19:11 UTC | ☿ Mercury | Gemini | Cancer |
| Jun 21, 1966, 20:34 UTC | ☉ Sun | Gemini | Cancer |
| Jun 26, 1966, 11:40 UTC | ♀ Venus | Taurus | Gemini |
| Jun 26, 1966, 19:05 UTC | ☿ Mercury | Cancer | Leo |
| Jul 11, 1966, 03:14 UTC | ♂ Mars | Gemini | Cancer |
| Jul 21, 1966, 17:11 UTC | ♀ Venus | Gemini | Cancer |
| Jul 23, 1966, 07:23 UTC | ☉ Sun | Cancer | Leo |
| Aug 15, 1966, 12:47 UTC | ♀ Venus | Cancer | Leo |
| Aug 23, 1966, 14:17 UTC | ☉ Sun | Leo | Virgo |
| Aug 25, 1966, 15:52 UTC | ♂ Mars | Cancer | Leo |
| Sep 1, 1966, 10:35 UTC | ☿ Mercury | Leo | Virgo |
| Sep 8, 1966, 23:41 UTC | ♀ Venus | Leo | Virgo |
| Sep 17, 1966, 08:20 UTC | ☿ Mercury | Virgo | Libra |
| Sep 23, 1966, 11:43 UTC | ☉ Sun | Virgo | Libra |
| Sep 27, 1966, 13:18 UTC | ♃ Jupiter | Cancer | Leo |
| Oct 3, 1966, 03:44 UTC | ♀ Venus | Virgo | Libra |
| Oct 5, 1966, 22:03 UTC | ☿ Mercury | Libra | Scorpio |
| Oct 12, 1966, 18:37 UTC | ♂ Mars | Leo | Virgo |
| Oct 23, 1966, 20:51 UTC | ☉ Sun | Libra | Scorpio |
| Oct 27, 1966, 03:28 UTC | ♀ Venus | Libra | Scorpio |
| Oct 30, 1966, 07:38 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Nov 13, 1966, 03:26 UTC | ☿ Mercury ℞ | Sagittarius | Scorpio |
| Nov 20, 1966, 01:06 UTC | ♀ Venus | Scorpio | Sagittarius |
| Nov 22, 1966, 18:14 UTC | ☉ Sun | Scorpio | Sagittarius |
| Dec 4, 1966, 00:54 UTC | ♂ Mars | Virgo | Libra |
| Dec 11, 1966, 15:27 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Dec 13, 1966, 22:09 UTC | ♀ Venus | Sagittarius | Capricorn |
| Dec 22, 1966, 07:28 UTC | ☉ Sun | Sagittarius | Capricorn |