# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/h-jay-melosh
# Generated: 2026-08-13T11:46:22.776Z

schema: https://schema.org/Person
url: "https://fame.am/person/h-jay-melosh"
name: "H. Jay Melosh"
slug: "h-jay-melosh"
description: "H. Jay Melosh was an American geophysicist specialising in impact cratering. He earned a degree in physics from Princeton University and a doctoral degree in physics and geology from Caltech in 1972. His PhD thesis concerned quarks. Melosh's research interests include impact craters, planetary tectonics, and the physics of earthquakes and landslides. His recent research includes studies of the giant impact origin of the Moon, the Chicxulub impact that is thought to have extinguished most dinosaurs, and studies of ejection of rocks from their parent bodies. He was active in astrobiological studies that relate chiefly to the exchange of microorganisms between the terrestrial planets."
tagline: "American geophysicist (1947–2020)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Jay_Melosh.jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1947-06-23"
deathDate: "2020-09-11"
livingStatus: "DECEASED"
scores:
  popularity:           38.95
  momentum:             1.2
  historical:           4.607596
  currentAttention:     0
  sourceConfidence:     35
  profileCompleteness:  75
  trendDirection:       "STABLE"
ranks:
  global:   null
  country:  null
  category: null
platforms:
  - platform:  "WEBSITE"
    url:       "http://eaps.purdue.edu/people/faculty-pages/melosh.html"
sources:
  - url: "https://arz.wikipedia.org/wiki/%D8%A7%D8%AA%D8%B4._%DA%86%D8%A7%D9%89_%D9%85%D9%8A%D9%84%D9%88%D8%B4"
    title: "اتش. چاى ميلوش"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/H._Jay_Melosh"
    title: "H. Jay Melosh"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/H._Jay_Melosh"
    title: "H. Jay Melosh"
    type:  "WIKIPEDIA"
  - url: "https://simple.wikipedia.org/wiki/H._Jay_Melosh"
    title: "H. Jay Melosh"
    type:  "WIKIPEDIA"
  - url: "https://zh.wikipedia.org/wiki/%E5%82%91%C2%B7%E6%A2%85%E6%B4%9B%E8%A8%B1"
    title: "傑·梅洛許"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q5628326"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump