William Gurstelle is an American academic, author, and inventor born on March 29, 1956. He has been involved in the History of Technology, Science, and Medicine program at the University of Minnesota since 2019 and writes for various magazines, including Make and Popular Science. Gurstelle is known for his science how-to books, particularly 'Backyard Ballistics,' which has sold hundreds of thousands of copies. His writing combines scientific insights with profiles of technological explorers, reflecting his expertise and passion for science and invention.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 199 days away.
Place of Birth
Time Zone -
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - William
resolute protector, strong-willed warrior
Read Full William Name AnalysisMarch 29, 1956 Facts
Generation Group
William Gurstelle belongs to the Baby Boomers group.
Educated At: University of Minnesota
Occupation: engineer
Employers: University of Minnesota | Make magazine | Popular Science magazine | Popular Mechanics magazine | Crown Books/Random House | Chicago Review Press
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 March 29, 1956
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on March 29, 2025 | Secondary Progressions for March 29, 2025 |
---|---|---|---|
Sun | 8 Aries 58 | 9 Aries 15 | 15 Gemini 56 |
Moon | 17 Scorpio 28 | 12 Aries 48 | 16 Taurus 3 |
Mercury | 1 Aries 27 | 0 Aries 17 | 0 Gemini 14 |
Venus | 24 Taurus 8 | 28 Pisces 42 | 8 Cancer 19 |
Mars | 19 Capricorn 31 | 22 Cancer 52 | 1 Pisces 52 |
Jupiter | 21 Leo 49 | 15 Gemini 37 | 24 Leo 53 |
Saturn | 3 Sagittarius 2 | 24 Pisces 8 | 28 Scorpio 47 |
Uranus | 28 Cancer 15 | 24 Taurus 40 | 29 Cancer 51 |
Neptune | 29 Libra 35 | 29 Pisces 58 | 27 Libra 54 |
Pluto | 26 Leo 26 | 3 Aquarius 31 | 26 Leo 18 |
Rahu | 11 Sagittarius 23 | 26 Pisces 51 | 7 Sagittarius 44 |
Ketu | 11 Gemini 23 | 26 Virgo 51 | 7 Gemini 44 |
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.William Gurstelle's 2025 Transits to Natal Planets
- Rahu conjunction Mercury
Exact: 01 January, 2025 - Jupiter conjunction Ketu
Exact: 11 January, 2025 - Jupiter opposition Rahu
Exact: 11 January, 2025 - Mars opposition Mars
Exact: 31 January, 2025 - Mars opposition Mars
Exact: 22 March, 2025 - Saturn sextile Venus
Exact: 01 April, 2025 - Mars aspects Mercury
Exact: 20 June, 2025 - Saturn conjunction Mercury
Exact: 10 July, 2025 - Mars opposition Mercury
Exact: 09 August, 2025 - Jupiter trine Moon
Exact: 29 August, 2025 - Jupiter opposition Mars
Exact: 18 September, 2025 - Mars aspects Ketu
Exact: 08 October, 2025 - Mars conjunction Moon
Exact: 18 October, 2025 - Mars opposition Venus
Exact: 28 October, 2025 - Mars conjunction Saturn
Exact: 07 November, 2025 - Saturn sextile Venus
Exact: 27 November, 2025 - Mars square Mercury
Exact: 17 December, 2025