Why Does the Moon Float?: Exploring Gravity, Orbits, and the Invisible Force ...

Why Does the Moon Float?: Exploring Gravity, Orbits, and the Invisible Force Tha

The Moon; orbit; Apollo; surface; visits; return; on the Moon; tides; gravity.

Phases of Gravity by Dan Simmons [HC,DJ,2001,EX-LIB]

CHARGE: Why Does Gravity Rule - GOOD

Force of Gravity by R.S. Jones (Paperback, 2002)