Congrats to Mike! Now he wins. He'll let you all know what suprise I'll send him. Mike, just let me know what Bladeforums snailmail addy is.
What a thrill for you to have met Dr.Sagan. His books, most notably Cosmos,Contact,The Demon Haunted world, Billions and Billions etc,still resonate with me. I miss Sagan's writing still.
Thanks again for the contest and congrats on getting the trivia question Mike.
Stay safe and all the best, Phil <------<
Got your question from this webpage;
http://www.carr.lib.md.us/ccps/sykesville/students/sam/fact.htm
I trust these facts are currently accurate.
Astronomy Facts
CREDIT: The facts on this page were taken from the June 1997 issue of Astronomy magazine. (PG 44-49)
Most Massive Star
Eta Carinae of the Milky Way Galaxy is the most massive star with 100 times the suns mass.
Fastest Moving Star
PSR 2224+65 is the name of the pulsar that went through space at 1,000 miles per second.
Biggest And Smallest Satellites
Ganymede is the largest satellite in the solar system. It is 3,270 miles across.
Largest Star
The red super giant star Mu Cephei is the largest star known. It is also called the "Garnet Star". It's radius is 11 A.U.
Closest Approach By An Asteroid To Earth
On December 9, 1994 an asteroid the size of a house past Earth missing it by 60,000 miles.
Hottest Star
NGC 2440 is the hottest star observed at a temperature of 200,000 Kelvin.
Longest Comet Tail
The three comets with the longest tail are Comet Halley, Comet Tebbutt, and Comet Hyakutake. All three of these comets tails measured up in the 100 degrees.
Closest Approach By A Comet To Earth
Comet Lexell came 1.40 million miles from Earth. That's just under six times the Earth-Moon distance.
Brightest Surface In The Solar System
Saturn's moon Enceladus reflects 100 percent of the sunlight that shines on it which makes it the brightest surface in the solar system.
[This message has been edited by Phil Squire (edited 15 October 1999).]