Historical biography archive · Updated 2026-11-03

John L. Tonry Biography and Timeline

Follow John L. Tonry through 1 dated historical records for United States of America.

John L. Tonry, historical timeline

A chronological timeline drawn from matching World History Database records.

1Distinct records
1 of 1Page
2003–2003Years on this page

2003

Expansion History from High-z Supernovae

Astronomer · High-z Supernova Research · Science / Astronomy

Tonry and collaborators combine new and published high-redshift supernovae to improve measurements of the universe's expansion history and dark-energy contribution.

Records, sources and methodology

These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.