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360E-391-Finding Spacerocks
Finding a meteorite that has traveled billions of miles through space to reach it's present location is exciting. It might even be worth real money.
4 months, 2 weeks ago
872-Climate Ignored
Obtaining accurate data on the Earth’s climate and how it is changing is vital to inform agriculture , insurance risks, business planning, disaster p…
4 months, 3 weeks ago
359E-390-One in 100,000
Friday the 13th appears to continue to be a lucky day for the human race. When astronomers first discovered Apophis in 2004 it appeared possible that…
4 months, 3 weeks ago
871-New Mars Trojan
The Lagrange point L4 is 60° ahead of Mars whereas L5 is 60° behind Mars on the red planet’s orbital path about the Sun. An object placed at either o…
5 months ago
358E-389-Tiny Spacecraft
To reach the vicinity of the nearest star, 24 trillion miles away, in less than 20 years, an interstellar space probe would have to travel at a subst…
5 months ago
870-Satellite Ashes
50 years ago scientists found that Chlorofluorocarbons or CFC chemicals in widespread use in refrigeration, air conditioning , and hair spray were be…
5 months, 1 week ago
357E-388-40 years
Looking at the stars on a clear dark night, far from the artificial air glow humanity creates, have you ever wondered what it would be like to travel…
5 months, 1 week ago
869-Taurid Resonant Swarm
The planets, millions of asteroids, tens of thousands of comets, distant icy worlds, and countless other bits and pieces of material orbit the Sun. A…
5 months, 2 weeks ago
356E-386-Interplanetary Sand Traps
When the Japanese spacecraft Hayabusa [Hi ya Boo sa] visited the near Earth asteroid Itokawa in 2005 it found this 2000 foot by 800 foot elliptical w…
5 months, 2 weeks ago
868-Inside Venus
Astronomers have discovered some 1.4 million asteroids. Approximately 35,000 of these space rocks come near Earth. Less than 40 of them are classif…
5 months, 2 weeks ago