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921-Little Spinner
After completing a sample and return mission to the asteroid Ryugu (ree-oo-goo) and a fly by of asteroid Torifune (toh-ree-foo-neh), the Japanese ast…
9 hours ago
410E-451-Going Far
My Catalina Sky Survey teammate Jess Johnson was very surprised when the large comet with a long stringy tail, which he has just imaged with our 60 i…
3 days, 9 hours ago
920-Cometary Rocket
Viewed in a telescope an asteroid appears as a moving star like point of light while a comet often appears to be a fuzzy point of light with a tail.…
1 week ago
409E-450-Saint Patrick's Day Comet
On Saint Patrick's Day, while searching for Earth approaching asteroids with the Catalina Sky Survey's 60 inch telescope on Mt. Lemmon, Arizona I spo…
1 week, 3 days ago
919-Automatic Detection Of An Impactor
Recently a pair of JPL SynTrack Robotic automated telescopes located at a high altitude low light pollution site in California provided 4 tracking da…
2 weeks ago
408E-449-Cloud 7
To give you an idea of the asteroid traffic in our neighborhood, on a mostly cloudy night, through holes in the clouds, in a space of less than 2 hou…
2 weeks, 3 days ago
918-Auroras from Space
The northern lights or Aurora Borealis have fascinated humans throughout the ages. Today aurora watching is a multimillion dollar industry in places …
3 weeks ago
407E-448-Two PHA's
The large dangerous asteroids that we don't know about are what keep asteroid hunters going to the telescope.
3 weeks, 3 days ago
917-Space Dust
As the Earth orbits the Sun at 18.5 mi/s it sweeps up about 100 tons of micrometeorites and space dust every day of which some 14 tons eventually mak…
4 weeks ago
406E-447-Nuking An Asteroid
Tonight, even though the chances are extremely slim, an asteroid hunter could find a sizable asteroid on a collision course with planet Earth. If we …
1 month ago