Harris Louis Mayer (February 15, 1921 – September 17, 2023) was an American physicist known for his work on the Manhattan Project and Project Orion, focusing on phenomena related to opacity in the context of nuclear radiation. Mayer notably calculated radiative transfer opacities critical for thermonuclear bomb efficiency. His contributions earned him a PhD post-declassification of his wartime work. Later, he engaged in space propulsion studies involving tethers. He provided insights for the documentary ‘To Mars by A-Bomb: The Secret History of Project Orion’ before passing away at the age of 102.
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Age (Today)
Your next birthday is 236 days away.
Death Anniversary
Next death anniversary is 173 days away.
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Place of Birth
Time Zone - America/New_York (5:0 W)
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Meaning of the name - Harris
hare, warrior
Read Full Harris Name AnalysisFebruary 15, 1921 Facts
Generation Group
Harris Mayer belongs to the GI Generation group.
Place of Birth: New York City
Educated At: University of Chicago | New York University | Columbia University
Occupation: physicist
Employers: Project Y | The Aerospace Corporation | Institute for Defense Analyses | Aeronutronic | Los Alamos National Laboratory | Jet Propulsion Laboratory | Columbia University
Awards Received: Fellow of the American Physical Society
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 February 15, 1921
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on February 15, 2025 | Secondary Progressions for February 15, 2025 |
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Sun | 26 Aquarius 29 | 27 Aquarius 16 | 8 Gemini 42 |
Moon | 25 Taurus 36 | 2 Libra 31 | 17 Pisces 28 |
Mercury | 14 Pisces 35 | 2 Pisces 13 | 29 Gemini 13 |
Venus | 13 Aries 7 | 7 Aries 6 | 28 Aries 38 |
Mars | 1 Aries 53 | 17 Cancer 28 | 17 Gemini 2 |
Jupiter | 15 Virgo 52 | 11 Gemini 29 | 9 Virgo 35 |
Saturn | 24 Virgo 2 | 19 Pisces 1 | 18 Virgo 45 |
Uranus | 5 Pisces 5 | 23 Taurus 23 | 9 Pisces 32 |
Neptune | 11 Leo 58 | 28 Pisces 25 | 11 Leo 21 |
Pluto | 7 Cancer 0 | 2 Aquarius 30 | 7 Cancer 40 |
Rahu | 0 Scorpio 34 | 29 Pisces 4 | 25 Libra 4 |
Ketu | 0 Taurus 34 | 29 Virgo 4 | 25 Aries 4 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
