Once Again the Catalina Sky Survey Discovers an Earth-Impacting Asteroid Jan. 7, 2023 Catalina Sky Survey astronomer David Rankin discovers a near-Earth asteroid a few short hours before its fiery, yet harmless impact into the Earth’s atmosphere. Read more Image
Catalina Sky Survey Tops off 2021 with a Rare Bright Comet Discovery Dec. 4, 2021 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. Read more Image
Catalina Sky Survey Posts a Phenomenal Year of Near-Earth Object Discoveries Jan. 15, 2021 In a year marked by a pandemic and raging wildfire, CSS responds with a remarkable year of discovery. Read more Image
Discover Distant Icy Worlds with the Catalina Sky Survey! Aug. 11, 2020 The Catalina Sky Survey Invites Citizen Scientists to Join in the Search of Distant Trans-Neptunian Objects. Read more Image
Catalina Sky Survey Discovers New Mini-Moon Orbiting Earth Feb. 28, 2020 For only the second time in history astronomers have discovered a second, temporarily captured mini moon. Read more Image
Catalina Sky Survey Scares-Up Tiny Earth-Grazing Halloween Asteroid Nov. 1, 2019 Catalina Sky Survey astronomer Teddy Pruyne discovers tiny asteroid, missing Earth by a cosmic whisker. Read more Image
CSS Observer Africano Discovers 2019’s Closest Earth-Grazing Asteroid April 17, 2019 On April 18, 2019 newly discovered asteroid ‘2019 GC6’ will graze by the Earth passing between the Earth and moon. Read more Image
Close Flyby of 2019 EA2 March 13, 2019 The house-sized asteroid – designated 2019 EA2 – will pass safely by our planet on the night of March 21-22, 2019. Read more
In a Record-Setting Year, Catalina Sky Survey Discovers Over 1000 Near Earth Asteroid for 2018! Jan. 13, 2019 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. Read more Image
Catalina Sky Survey Discovers Earth-Grazing Asteroid, the 4th Closest Flyby Ever Recorded Nov. 28, 2018 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. Read more Image
