Donald Wells Pfaff is a distinguished professor and the head of the Laboratory of Neuroscience and Behavior at The Rockefeller University in New York City. His research contributions have significantly advanced the understanding of neuroscience and behavior, establishing him as a prominent figure in his field. Pfaff's work at one of the leading institutions for scientific research reflects his commitment to exploring complex behavioral systems and their neurological underpinnings.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 360 days away.
Place of Birth
Time Zone - America/New_York (5:0 W)
Chinese Zodiac Sign
Birth Number
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Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Donald
world ruler, ruler of men
Read Full Donald Name AnalysisDecember 9, 1939 Facts
Generation Group
Donald Pfaff belongs to the Silent Generation group.
Place of Birth: Rochester
Educated At: Massachusetts Institute of Technology | Harvard University
Occupation: biologist
Employers: The Rockefeller University
Awards Received: Fellow of the American Academy of Arts and Sciences
Astrology Analysis
Note: This birth chart is calculated using the date and place of birth, with the time set to noon (12:00 PM) local time. While this provides accurate planetary positions for most celestial bodies, the Ascendant (Rising Sign) and house cusps are not calculated since they require precise birth time. For a complete astrological analysis including houses and rising sign, please provide the exact birth time.
Ephemeris for December 9, 1939
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on December 9, 2025 | Secondary Progressions for December 9, 2025 |
|---|---|---|---|
| Sun | 16 Sagittarius 43 | 17 Sagittarius 52 | 13 Pisces 59 |
| Moon | 1 Sagittarius 54 | 21 Leo 57 | 25 Capricorn 47 |
| Mercury | 27 Scorpio 54 | 27 Scorpio 22 | 0 Aries 4 |
| Venus | 10 Capricorn 36 | 11 Sagittarius 9 | 25 Aries 24 |
| Mars | 13 Pisces 0 | 25 Sagittarius 47 | 11 Taurus 14 |
| Jupiter | 29 Pisces 11 | 23 Cancer 53 | 12 Aries 45 |
| Saturn | 24 Aries 52 | 25 Pisces 11 | 28 Aries 25 |
| Uranus | 18 Taurus 55 | 28 Taurus 42 | 18 Taurus 36 |
| Neptune | 25 Virgo 25 | 29 Pisces 21 | 24 Virgo 25 |
| Pluto | 2 Leo 39 | 2 Aquarius 6 | 0 Leo 56 |
| Rahu | 26 Libra 43 | 13 Pisces 20 | 22 Libra 10 |
| Ketu | 26 Aries 43 | 13 Virgo 20 | 22 Aries 10 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
Astrology Transits Analysis for Year 2025
Note: Multiple transits occurring in close proximity often signify a major event in a person's life.Donald Pfaff's 2025 Transits to Natal Planets
- Saturn conjunction Mars
Exact: 01 January, 2025 - Mars square Rahu
Exact: 11 January, 2025 - Saturn square Sun
Exact: 31 January, 2025 - Rahu conjunction Jupiter
Exact: 31 January, 2025 - Mars square Rahu
Exact: 11 April, 2025 - Jupiter opposition Sun
Exact: 11 April, 2025 - Saturn conjunction Jupiter
Exact: 21 May, 2025 - Jupiter trine Rahu
Exact: 31 May, 2025 - Mars square Moon
Exact: 20 June, 2025 - Mars opposition Mars
Exact: 10 July, 2025 - Mars aspects Saturn
Exact: 30 July, 2025 - Jupiter opposition Venus
Exact: 30 July, 2025 - Jupiter trine Mars
Exact: 09 August, 2025 - Saturn conjunction Jupiter
Exact: 29 August, 2025 - Mars conjunction Rahu
Exact: 18 September, 2025 - Mars opposition Ketu
Exact: 18 September, 2025 - Mars conjunction Moon
Exact: 07 November, 2025 - Mars conjunction Sun
Exact: 27 November, 2025 - Rahu conjunction Mars
Exact: 27 November, 2025
