Ralph Asher Alpher, Date of Birth, Place of Birth, Date of Death

Ralph Asher Alpher

American cosmologist

Date of Birth: 03-Feb-1921

Place of Birth: Washington, D.C., District of Columbia, United States

Date of Death: 12-Aug-2007

Profession: astronomer, physicist, astrophysicist, university teacher

Nationality: United States

Zodiac Sign: Aquarius

Ralph Asher Alpher (February 3, 1921 – August 12, 2007) was an American cosmologist, who carried out pioneering work in the early 1950s on the Big Bang model, including Big Bang nucleosynthesis and predictions of the cosmic microwave background radiation.