Seymour Sack was a prominent American physicist and leading US nuclear weapons developer born on September 8, 1929, in New York City. He obtained his Ph.D. in physics from Yale University in 1954 and worked at Lawrence Livermore National Laboratory from 1955. Sack was instrumental in developing hydrogen and atomic bombs, including key components for plutonium bombs. He focused on developing safe nuclear weapons for aircraft and missiles during the 1970s and 1980s. After officially retiring in 1990, he continued to serve as a consultant and received several prestigious awards for his contributions to nuclear weapon design.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 343 days away.
Death Anniversary
Next death anniversary is 60 days away.
Death Date
Place of Birth
Time Zone - America/New_York (4:0 W)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Seymour
keeper of the vineyard, one who protects the vineyard
Read Full Seymour Name AnalysisSeptember 8, 1929 Facts
Generation Group
Seymour Sack belongs to the Silent Generation group.
Place of Birth: New York City
Place of Death: Berkeley
Educated At: Yale University
Occupation: physicist
Employers: Lawrence Livermore National Laboratory
Awards Received: Ernest Orlando Lawrence Award | Enrico Fermi Award
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 September 8, 1929
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on September 8, 2025 | Secondary Progressions for September 8, 2025 |
|---|---|---|---|
| Sun | 15 Virgo 30 | 16 Virgo 15 | 21 Sagittarius 11 |
| Moon | 20 Scorpio 4 | 28 Pisces 20 | 12 Taurus 52 |
| Mercury | 11 Libra 53 | 11 Virgo 48 | 0 Capricorn 5 |
| Venus | 9 Leo 39 | 16 Leo 48 | 8 Sagittarius 1 |
| Mars | 11 Libra 28 | 20 Libra 55 | 18 Sagittarius 15 |
| Jupiter | 15 Gemini 9 | 19 Cancer 13 | 9 Gemini 53 |
| Saturn | 24 Sagittarius 20 | 29 Pisces 21 | 1 Capricorn 50 |
| Uranus | 10 Aries 19 | 1 Gemini 28 | 7 Aries 26 |
| Neptune | 1 Virgo 40 | 1 Aries 9 | 3 Virgo 35 |
| Pluto | 19 Cancer 17 | 1 Aquarius 38 | 19 Cancer 5 |
| Rahu | 14 Taurus 59 | 18 Pisces 13 | 9 Taurus 54 |
| Ketu | 14 Scorpio 59 | 18 Virgo 13 | 9 Scorpio 54 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
