Carl Sagan14 February 1990
Voyager 1 photographs a family portrait of the Solar System at Sagan's long-standing urging.
United States of America · Science / Astronomy. Chronological records rendered directly from the World History Database.
Voyager 1 photographs a family portrait of the Solar System at Sagan's long-standing urging.
This factsheet is generated from stored World History Database records matching the country, broad category, detailed category and exact Event value shown above. Duplicate display records are collapsed; database wording is otherwise preserved. Source provenance varies by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.