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744-Teddy’s Debut(532)
On a recent training night with Teddy Pruyne at the controls of our 60 inch telescope on Mt. Lemmon, Arizona, this duo discovered six new Earth Approaching Objects, an inner main belt asteroid, and r…
Published on 2 years, 7 months ago
233E-245-Asteroid Awareness
You are less likely to be injured by a space rock than you might think
Recently in response to a question from a reader of the "Asteroid Day" blog, my Catalina Sky Survey team captain Eric Christensen…
Published on 2 years, 7 months ago
743-Alex’s Catch(531)
On a cold windy night, with clouds frustrating his search, my Catalina Sky Survey teammate Alex Gibbs discovered 8 new celestial visitors while observing with our 60 inch telescope on Mt. Lemmon, Ari…
Published on 2 years, 7 months ago
232E-244-Earths Wobble
A careful study of the Earth's motion in space is a key to understanding past climate change and enables us to predict future patterns of flooding and drought.Wobbles tell all.
Published on 2 years, 7 months ago
742-Cuban Meteorites(530)
A large fireball meteor which exploded over Cuba produced a number of interesting results.
Published on 2 years, 8 months ago
231E-243-Comet Ahoy
Recently a relatively dim object, Comet P/2016 BA14 flew past Earth at about 9 times the distance to our Moon from us. It was the third closest comet approach in recorded history. This situation allo…
Published on 2 years, 8 months ago
741-Africano(529)
My Catalina Sky Survey Teammate Brian Africano discovered his 4th comet while asteroid hunting in the constellation of Ursa Major with our Schmidt telescope on Mt. Bigelow, Arizona. Observers with sm…
Published on 2 years, 8 months ago
230E-242-Spray Paint
A gentle method of causing an asteroid to miss planet Earth.
Will spray paint save the world?
Recently, NASA scientists using the giant RADAR telescope in Puerto Rico measured changes in the orbit of t…
Published on 2 years, 8 months ago
740-Asteroid Billiards(528)
NASA's Double Asteroid Redirection Test or DART for short will test methods to make a dangerous asteroid miss Earth
Published on 2 years, 8 months ago
229E-241-Could Be Twins
A pair of possibly related comets pass unusually close to Earth.
It is hard to have a personal feel for the microgravity of a comet since it is only a few ten thousandths of the pull of gravity we exp…
Published on 2 years, 8 months ago