Marc Lachièze-Rey is a French astrophysicist, theorist, and cosmologist born on August 16, 1950, in Lyon. He is affiliated with the CNRS and works at the AstroParticule et Cosmologie (APC) laboratory in Paris, where he also teaches at École centrale Paris. His scientific publications focus on topics such as the topology of spacetime, gravitation, and dark matter. Lachièze-Rey has authored several popular science books that discuss the cosmological principle and its historical and philosophical significance, often in collaboration with other physicists.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 333 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 - Marc
warlike, dedicated to Mars
Read Full Marc Name AnalysisAugust 16, 1950 Facts
Generation Group
Marc Lachièze-Rey belongs to the Baby Boomers group.
Place of Birth: 6th arrondissement of Lyon
Educated At: Paris Diderot University | Pierre and Marie Curie University | École Normale Supérieure
Occupation: astrophysicist | physicist
Employers: National Center for Scientific Research, France
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 August 16, 1950
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on August 16, 2025 | Secondary Progressions for August 16, 2025 |
---|---|---|---|
Sun | 23 Leo 14 | 24 Leo 5 | 6 Scorpio 42 |
Moon | 1 Libra 27 | 0 Gemini 28 | 29 Gemini 29 |
Mercury | 20 Virgo 9 | 5 Leo 57 | 5 Scorpio 26 |
Venus | 0 Leo 8 | 19 Cancer 20 | 3 Scorpio 7 |
Mars | 3 Scorpio 39 | 6 Libra 7 | 25 Sagittarius 6 |
Jupiter | 3 Pisces 35 | 14 Cancer 58 | 27 Aquarius 31 |
Saturn | 19 Virgo 26 | 0 Aries 51 | 28 Virgo 27 |
Uranus | 8 Cancer 1 | 1 Gemini 18 | 9 Cancer 26 |
Neptune | 15 Libra 15 | 1 Aries 42 | 17 Libra 49 |
Pluto | 18 Leo 0 | 2 Aquarius 4 | 19 Leo 44 |
Rahu | 0 Aries 3 | 19 Pisces 26 | 26 Pisces 4 |
Ketu | 0 Libra 3 | 19 Virgo 26 | 26 Virgo 4 |
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.Marc Lachièze-Rey's 2025 Transits to Natal Planets
- Mars conjunction Venus
Exact: 01 January, 2025 - Ketu conjunction Moon
Exact: 01 January, 2025 - Rahu conjunction Rahu
Exact: 11 January, 2025 - Ketu conjunction Ketu
Exact: 11 January, 2025 - Saturn opposition Saturn
Exact: 20 February, 2025 - Saturn opposition Mercury
Exact: 02 March, 2025 - Mars conjunction Venus
Exact: 21 April, 2025 - Saturn conjunction Rahu
Exact: 31 May, 2025 - Saturn opposition Ketu
Exact: 31 May, 2025 - Jupiter trine Mars
Exact: 30 June, 2025 - Jupiter trine Jupiter
Exact: 30 June, 2025 - Saturn opposition Moon
Exact: 10 July, 2025 - Mars conjunction Saturn
Exact: 20 July, 2025 - Ketu conjunction Mercury
Exact: 20 July, 2025 - Ketu conjunction Saturn
Exact: 30 July, 2025 - Mars conjunction Moon
Exact: 09 August, 2025 - Saturn conjunction Rahu
Exact: 19 August, 2025 - Saturn opposition Ketu
Exact: 19 August, 2025 - Mars conjunction Mars
Exact: 28 September, 2025