by Sandy Eulitt | Aug 11, 2015 | Uncategorized
This blog from The Planetary Society discusses a proposal to send spacecraft to the Martian moons, Phobos and Diemos. Because the moons have so little gravity, they possess a significantly smaller gravitational potential well. That means a LOT less fuel is required to...
by Sandy Eulitt | Feb 4, 2012 | Involvement
Credit to Dr. Mike Gaffey of the University of North Dakota for this one: If the Sun was the size of a dime (~0.7 inch / 1.6 cm), then: The Earth would be a tiny dot (1/6 mm) located ~6.3 feet (1.9 m) from the Sun. Jupiter would be 32.7 feet (10 m) away. Pluto would...