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68E-80-Rocks From Space Tell A Tale
The history of our part of the Universe is written with a fine point in the space rocks which orbit our Sun. Some of them carry small grains of mater…
6 years, 3 months ago
579-Martian Vacation
SpaceX's new rockets fuel the dream of visiting some of the planet Mars' unique and spectacular wonders. Today you can visit the NASA Mars Curiosity …
6 years, 3 months ago
67E-79-Interplanetary Travelers-Lunar Meteorites
About one out of a thousand meteorites that you find on Earth started out on the Moon. They were given escape velocity from the Moon as a result of …
6 years, 3 months ago
578-First PHA
Assuming the first potentially hazardous asteroid of 2020 has a chemical composition similar to the stony meteorites we find on Earth, it could conta…
6 years, 3 months ago
66E-78-Up Close And Personal With A Comet
From the dawn of recorded history, comets have been viewed as the bringers of everything from gloom and doom to water and life. In reality, comets a…
6 years, 3 months ago
577-Comet Fuls
My Catalina Sky Survey teammate Carson Fuls was asteroid hunting in the constellation of Leo when he spotted a faint fuzzy looking object with a tail…
6 years, 3 months ago
65E-77-Extremely Old World Could Harbor life
Radar beams that are reflected from your car as you travel down a highway reveal your speed and direction. In a similar way, scientists using a tel…
6 years, 3 months ago
576-Loneliest Asteroid
A recently discovered asteroid spends most of its time high above the plane of the solar system far from our Sun. Unknown asteroids on such a path wo…
6 years, 4 months ago
64E-76-Waking Up To No Satellites
What would your day be like if you woke up and there were no functioning artificial Earth satellites? All of us have become used to finding our way …
6 years, 4 months ago
575-Big, Dangerous, and Tough
Recently my Catalina Sky Survey teammate Teddy Pruyne, discovered a potentially dangerous and perhaps valuable asteroid with our 60 inch telescope on…
6 years, 4 months ago