COSMOS now on Fox TV Dr. Neil deGrasse Tyson 30 million light - TopicsExpress



          

COSMOS now on Fox TV Dr. Neil deGrasse Tyson 30 million light years away - just in our own backyard. 13.4 billion year old star shown now. The first stars. The beginning of time. 13.8 billion years ago - The Big Bang. Watch this. Few hundred million years later, stars formed. Matter and energy and gravity created. Milky Way moving thru galaxy 1.5 million miles an hour. Showing book that inspired Einstein now. The Principles of Relativity. Black Holes- Stars exhaust their fuel, becomes Black Hole 64 kilometers wide- whole planet condensed. Xray light finds Black Holes-100,000,000 degree light around star. Crossing event horizon- space/time boundary. Our own galaxy has them- Earth far enough away to be safe. Black Hole stretches Space/Time. May be undiscovered laws of physics. Space and Time are two aspects of the same thing- Einstein. Black Holes may be tunnels thru the Universe. Gravity of Black Hole can warp space of universe around it. Mimics Big Bang. Sir John Frederich William Herschel, 1st Baronet, 1792-1871 English scientist coined the word Photography- time travel - across the centuries. 1975 Dr Tyson met Carl Sagan, inspiring his journey into astrophysics - head of Museum Of Natural History Rose Garden NYC
Posted on: Mon, 31 Mar 2014 01:11:14 +0000

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