Michael Wong2016
Hubble observations confirm a long-lived dark vortex in Neptune's southern hemisphere.
United States · Science / Astronomy. Chronological records rendered directly from the World History Database.
Hubble observations confirm a long-lived dark vortex in Neptune's southern hemisphere.
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by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.