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 … [Read more...]
Distances in the Galaxy
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 … [Read more...]
