24E-36-Earth and Moon as Evening Stars
A human with normal vision standing on Mars would see the Earth and our Moon as a double evening star. An observer on Mars would also see the distance between the Earth and Moon change as they revolve...
14 Mai 20192min
535-Alone Or Not
In our Milky Way Galaxy alone there are probably 25 billion planets located within the habitable zone of its star where there could be air to breathe and liquid water on its surface. The search is on ...
10 Mai 20192min
23E-35-An Asteroid With A Ring
Programs 31-60Travelers in The NightProgramsContents 1 31-A Gentle Breakup Of An Asteroid 2 32-A Peanut Shaped Asteroid with a Moon 3 33-A Busy Month in the Earth's Neighborhood 4 34- Numb...
7 Mai 20192min
534-Followups
Without followup data, many if not most of the Earth approaching objects would be lost as they move away from us leaving us with no idea when they might return to near Earth space or perhaps even stri...
3 Mai 20192min
22E-34-Number 5000
The 5000th Earth approaching asteroid discovered by the University of Arizona's NASA funded Catalina Sky Survey is approximately 3 times the size of the one which injured 1491 people in Russia in Feb...
30 Apr 20192min
533-100 Moons
A small telescope makes a substantial contribution to our knowledge of the celestial visitors to our neighborhood.
26 Apr 20192min
21E-33-A Busy Month In The Earth's Neighborhood
For us who look for Earth approaching objects, March of 2014 was a busy month. Six asteroids which pass closer than our Moon were discovered and tracked. The smallest of them is the size of an SUV and...
23 Apr 20192min
532-Teddy's Debut
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 re...
19 Apr 20192min
