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225E-237-Lost
The asteroid named for Mildred Shapley Matthews was lost in the solar system for 75 years.
In 1916 the 60 inch Hale telescope on Mt. Wilson, Californi…
3 years ago
735-One Thousand(523)
For the first time in history, an asteroid hunting team, the Catalina Sky Survey, has discovered more than 1,000 Earth approaching asteroids in a sin…
3 years ago
224E-236-Enceladus's Ocean
Pound for pound Saturn's moon Enceladus is the brightest object in our solar system. It is so shiny that it reflects most of the sunlight that strike…
3 years ago
734-Comets Africano(522)
During Comet C/2018 V4 Africano's last visit to the inner solar system humans were erecting the outer ring at Stonehenge. At the rate human's are cha…
3 years ago
223E-235-Fragment
Millions of years ago two large asteroids collided in the asteroid belt. Pieces were sent flying in all directions. A few of them were put into orbit…
3 years ago
733-Lunar Space Rock(521)
Recently, my Catalina Sky Survey teammate Hannes Groller discovered an Earth approaching asteroid which has a speed consistent with it being ejected …
3 years ago
222E-234-Salty and Cold
There is increasing evidence that Jupiter's moon Europa, Saturn's moon Enceladus, and other bodies in our solar system have oceans of salty liquid wa…
3 years ago
732-Comet Lemmon(520)
Comets Travel Between Stars. An interstellar traveler visits our neighborhood on its tour of the Milky Way. Comet Lemmon will continue on a hyperboli…
3 years, 1 month ago
221E-233-Tiny Visitor
Asteroids are part of our environment.An SUV sized space rock has spent eons traveling through the silent vacuum of space. In the past 50 years, with…
3 years, 1 month ago
731-Greg's Comet(519)
The discovery of a Jupiter family comet whose fate is to become a garden variety main belt asteroid.
3 years, 1 month ago