451-Going Far
Perhaps C/2018 F3 (Johnson) is an interstellar visiting Comet and is thus a sample of a place currently beyond our reach.
4 Maj 20182min
450-Saint Patrick's Day Comet
On Saint Patrick's Day I discovered a comet which I share with my wife Annie Grauer.
1 Maj 20182min
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 hours, my Catalina Sky Survey teammate Richard Kowalsk...
27 Apr 20182min
448-Two PHA's
The large dangerous asteroids that we don't know about are what keep asteroid hunters going to the telescope.
24 Apr 20182min
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 have decades warning, the potential impactor's arriv...
20 Apr 20182min
446-Asteroid Homestead
In the future one can envision a space mining family boarding a descendent of the SpaceX Falcon Heavy Launch Vehicle for a a trip into low Earth orbit. A few hundred miles above the Earth's surface th...
17 Apr 20182min
445-Not So Secret
A partnership of humans and computers will help to minimize the damage when asteroid hunters find a space rock with our number on it.
13 Apr 20182min
444-Near Comets
Although no comet nucleus impact on the Earth has been conclusively identified, there is some evidence that suggests the 1908 Tunguska event in Russia, which knocked down trees over a 770 square mile ...
10 Apr 20182min
