Jeremiah P. Ostriker
Encyclopedia
Jeremiah Paul Ostriker (born 1937) is an astrophysicist at Princeton University
Princeton University
Princeton University is a private research university located in Princeton, New Jersey, United States. The school is one of the eight universities of the Ivy League, and is one of the nine Colonial Colleges founded before the American Revolution....

. He received his B.A. from Harvard, his Ph.D at the University of Chicago
University of Chicago
The University of Chicago is a private research university in Chicago, Illinois, USA. It was founded by the American Baptist Education Society with a donation from oil magnate and philanthropist John D. Rockefeller and incorporated in 1890...

, and then carried out post-doctoral work at the University of Cambridge
University of Cambridge
The University of Cambridge is a public research university located in Cambridge, United Kingdom. It is the second-oldest university in both the United Kingdom and the English-speaking world , and the seventh-oldest globally...

. From 1971 to 1995, Ostriker was a professor at Princeton
Princeton University
Princeton University is a private research university located in Princeton, New Jersey, United States. The school is one of the eight universities of the Ivy League, and is one of the nine Colonial Colleges founded before the American Revolution....

, and served as Provost
Provost (education)
A provost is the senior academic administrator at many institutions of higher education in the United States, Canada and Australia, the equivalent of a pro-vice-chancellor at some institutions in the United Kingdom and Ireland....

 there from 1995 to 2001. From 2001 to 2003, he was appointed as Plumian Professor of Astronomy and Experimental Philosophy
Plumian Professor of Astronomy and Experimental Philosophy
The Plumian chair of Astronomy and Experimental Philosophy is one of the two major Professorships in Astronomy at Cambridge University, alongside the Lowndean Professorship. The chair is currently held at the Institute of Astronomy in the University...

 at the Institute of Astronomy, Cambridge. He has since returned to Princeton.

Ostriker has been very influential in advancing the theory that most of the mass
Mass
Mass can be defined as a quantitive measure of the resistance an object has to change in its velocity.In physics, mass commonly refers to any of the following three properties of matter, which have been shown experimentally to be equivalent:...

 in the universe
Universe
The Universe is commonly defined as the totality of everything that exists, including all matter and energy, the planets, stars, galaxies, and the contents of intergalactic space. Definitions and usage vary and similar terms include the cosmos, the world and nature...

 is not visible at all, but consists of dark matter
Dark matter
In astronomy and cosmology, dark matter is matter that neither emits nor scatters light or other electromagnetic radiation, and so cannot be directly detected via optical or radio astronomy...

. Ostriker's research has also focused on the interstellar medium
Interstellar medium
In astronomy, the interstellar medium is the matter that exists in the space between the star systems in a galaxy. This matter includes gas in ionic, atomic, and molecular form, dust, and cosmic rays. It fills interstellar space and blends smoothly into the surrounding intergalactic space...

.

He married noted poet and essayist Alicia Ostriker
Alicia Ostriker
Alicia Suskin Ostriker is an American poet and scholar who writes Jewish feminist poetry.Alicia is married to the noted astronomer Jeremiah Ostriker who taught at Princeton University...

 in 1959.

Recent publications

  • New Light on Dark Matter, Science, 300, pp 1909-1914 (2003)
  • The Probability Distribution Function of Light in the Universe: Results from Hydrodynamic Simulations, Astrophysical Journal 597, 1 (2003)
  • Cosmic Mach Number as a Function of Overdensity and Galaxy Age, Astrophysical Journal, 553, 513 (2001)
  • Collisional Dark Matter and the Origin of Massive Black Holes, Physical Review Letters, 84, 5258-5260 (2000).
  • Hydrodynamics of Accretion onto Black Holes, Adv. Space Res., 7, 951-960 (1998).

Awards

  • Helen B. Warner Prize for Astronomy
    Helen B. Warner Prize for Astronomy
    The Helen B. Warner Prize for Astronomy is awarded annually by the American Astronomical Society to a young astronomer for a significant contribution to observational or theoretical astronomy....

     of the American Astronomical Society
    American Astronomical Society
    The American Astronomical Society is an American society of professional astronomers and other interested individuals, headquartered in Washington, DC...

     (AAS) (1972)
  • Henry Norris Russell Lectureship
    Henry Norris Russell Lectureship
    The Henry Norris Russell Lectureship is awarded each year by the American Astronomical Society in recognition of a lifetime of excellence in astronomical research.-Previous lecturers:This list of lecturers is from the American Astronomical Society's website....

     of the AAS (1980)
  • National Medal of Science
    National Medal of Science
    The National Medal of Science is an honor bestowed by the President of the United States to individuals in science and engineering who have made important contributions to the advancement of knowledge in the fields of behavioral and social sciences, biology, chemistry, engineering, mathematics and...

     by U.S. President Bill Clinton
    Bill Clinton
    William Jefferson "Bill" Clinton is an American politician who served as the 42nd President of the United States from 1993 to 2001. Inaugurated at age 46, he was the third-youngest president. He took office at the end of the Cold War, and was the first president of the baby boomer generation...

     (2000)
  • Gold Medal of the Royal Astronomical Society
    Gold Medal of the Royal Astronomical Society
    -History:In the early years, more than one medal was often awarded in a year, but by 1833 only one medal was being awarded per year. This caused a problem when Neptune was discovered in 1846, because many felt an award should jointly be made to John Couch Adams and Urbain Le Verrier...

    (2004)
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