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830-Imaging Alien Worlds
Through out history humans have dreamed about living creatures on planets orbiting distant stars. As technology has improved and our robotic missions have begun exploring our solar system in some det…
Published on 11 months, 3 weeks ago
317E-336-Meteorite Mystery
A research expedition to near the south pole is developing to investigate a meteorite mystery. Meteorites landing on the Antarctica ice sheet are slowly transported along by ice flows until they are …
Published on 11 months, 3 weeks ago
829-Space Weather and National Security
The Sun emits a solar wind of charged particles reaching speeds of more than a million miles per hour, bursts of energetic ultraviolet photons, huge blobs of ionized gas called coronal mass ejections…
Published on 1 year ago
316E-335-DART
A stony asteroid 130m or about 430 feet in diameter has a mass of 3 billion Kg or 6.5 billion pounds. Such an object is likely to strike the Earth every 11,000 years or so creating a crater a mile in…
Published on 1 year ago
828-Alive With Light
Most humans live in cities under a dome of light pollution. They have never witnessed that the natural night sky is not dark; but rather it is alive with it's own lights.To see for yourself, pick a n…
Published on 1 year ago
315E-334-Last 19 Hours
2008 TC3 was discovered by my Catalina Sky Survey teammate Richard Kowalski on October 6, 2008. It is the first of only 9 asteroids which humans have tracked traveling through space, have seen explod…
Published on 1 year ago
827-Meteor Parents
One of the joys of visiting a natural night sky location on a clear dark of the Moon night is to observe meteors streaking across the sky. It took more than 2,000 years for humans to figure out at me…
Published on 1 year ago
314E-333-Whoppers
Recently, my Catalina Team Captain Eric Christensen discovered a potentially hazardous 3,000 foot diameter asteroid, 2017 CH1. Asteroid hunters are discovering less than one asteroid of this size or …
Published on 1 year ago
826-Ants and Asteroids
About 66 million years ago a 6 to 9 mile diameter asteroid traveling at approximately 12 miles per second slammed into the Gulf of Mexico off of the modern coastline of the Yucatan Peninsula in Mexic…
Published on 1 year ago
313E-332-Greg's Destination
A winter storm hit Mt. Lemmon, Arizona closing access to the observatory by blowing over trees and producing large snow drifts. After the Mountain Operations Crew cleared the road, my Catalina Sky Su…
Published on 1 year ago