564-Heavy Traffic
In the space of less than 13 hours four small space rocks zipped through the Earth-Moon neighborhood. All of them were discovered by my team, the NASA funded, Catalina Sky Survey, before they made clo...
29 Marras 20192min
52E-64-Asteroid Brings Life's Ingredients to Earth
A unique opportunity occurred in January of 2000, when a large meteoroid exploded and rained down pieces onto the frozen surface of Tagish Lake in British Columbia.Dr. Christopher Herd of the Universi...
26 Marras 20192min
563-Pre-Autumnal Harvest
On a clear but windy night, near the fall equinox, my Catalina Sky Survey teammate Greg Leonard was able to discover and verify 23 new Earth approaching objects as they passed through our celestial ne...
22 Marras 20192min
51E-63-Rocks From Space Bearing Vitamin B3
Research indicates that Vitamin B3 can form on ice crystals in deep space. From there asteroids and comets can bring it to Earth. How rocks from space play into life as we know it remains a mystery f...
19 Marras 20192min
562-Monster Space Rock
An object the size of this huge space rock enters the Earth's atmosphere every 180,000 years with an energy of 5,800 megatons of TNT. The only place to survive would be in an underground bunker.
15 Marras 20192min
50E-62-From Big Dark Asteroid to Beautiful Bright Comet
About 26 weeks after its discovery, astronomers in Australia were the first to notice that an asteroid was beginning to have a fuzzy appearance. Six weeks later, Damian Peach, in England, took a stun...
12 Marras 20192min
561-Hannes Is Back
During the monsoon rainy season, my Catalina Sky Survey teammate, Hannes Groeller took a vacation in his native Austria. Returning to begin the fall season of observing with our Schmidt Telescope on M...
8 Marras 20192min
49E-61-There Are Still Big Ones Out There
Asteroid Hunters have discovered almost 900 Earth Approaching Asteroids whose impact could trigger global climate change. Fortunately none of them are on a collision course with planet Earth. Statisti...
5 Marras 20192min
