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Catalina Sky Survey
Comet C/2021 A1 Leonard takes center stage in December for sky watchers across the planet. Meet the Catalina Sky Survey astronomer who discovered the comet.
In a year marked by a pandemic and raging wildfire, CSS responds with a remarkable year of discovery.
The Catalina Sky Survey Invites Citizen Scientists to Join in the Search of Distant Trans-Neptunian Objects.
For only the second time in history astronomers have discovered a second, temporarily captured mini moon.
Catalina Sky Survey astronomer Teddy Pruyne discovers tiny asteroid, missing Earth by a cosmic whisker.
On April 18, 2019 newly discovered asteroid ‘2019 GC6’ will graze by the Earth passing between the Earth and moon.
The Catalina Sky Survey posted 1056 new near-Earth objects for 2018, the first survey to discover more than 1000 in a calendar year. The record-setting 2018 batch also pushed CSS’s historical total to over 9000 new NEOs.
On October 19, 2018 Earth was grazed by a small asteroid designated as ‘2018 UA’. The space rock was discovered by the NASA-funded and University of Arizona based Catalina Sky Survey only 10 hours before its closest approach.
For only the third time in history a near-Earth asteroid was discovered before impacting Earth. Remarkably, all three objects have been discovered by one observer at the Catalina Sky Survey.
The Catalina Sky Survey has been a leader in NEO surveying and discovery for two decades, and recent upgrades to hardware, software and survey strategies have pushed discoveries to all-time records.