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On 3 Jan, 13:09, "Howard W3CQH" wrote:
Space Weather News for Jan. 3, 2008http://spaceweather.com METEOR SHOWER: Earth is about to pass through a stream of dusty debris from near-Earth asteroid 2003 EH1, producing the annual Quadrantid meteor shower. Forecasters expect a brief but intense peak of 50+ meteors per hour over Earth's northern hemisphere sometime between 0200 UTC and 0700 UTC on Friday morning, Jan. 4th. (Subtract 5 hours to convert UTC to EST.) The timing favors observers in the eastern USA, Europe and western parts of Asia. Winter storms frequently hide this shower from observers on the ground. To avoid such problems, a team of astronomers led by Peter Jenniskens of the SETI Institute plan to fly a plane above the clouds where they can train their cameras on the Quadrantids. Their data may reveal whether asteroid 2003 EH1 is the fragment of a broken-apart comet. Visithttp://spaceweather.comfor sky maps and more information. JUST FOR FUN: This is a good time of year to see Orion the Hunter: the constellation rises in the east at sunset. Watching Orion ascend, you may experience the little-known "constellation illusion." The idea is the same as the Moon illusion; constellations viewed near the horizon look abnormally large. Go outside tonight and look. Can you believe your eyes? When they collect these fragments are they like talcum powder that is presently found on earth or are they moon dust like fragments. I understand NASA have depleted their store of moon dust which are jagged remnants of past collisions that storms have not ground down. They need more moon dust to experiment on how to prevent their entry into landing craft and the like. Apparently one university is having success at growing crystals of same. Art |
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