Gravity Probe B
Leads the mission launched to test geodetic precession and frame dragging predicted by general relativity.
Role range: 1934-2018
Historical biography archive · Updated 2026-11-03
Francis Everitt Biography and Timeline
Follow Francis Everitt through 2 dated historical records for United States of America.
Francis Everitt, historical timeline
A chronological timeline drawn from matching World History Database records.
2Distinct records
1 of 1Page
2004–2011Years on this page
2004
2011
Gravity Probe B Results
Announces final Gravity Probe B results confirming geodetic precession and frame dragging around Earth.
Role range: 1934-2018
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.