gravitational stability
91Cassini–Huygens — Artist s concept of Cassini s Saturn Orbit Insertion Operator NASA / ESA / ASI Mission type …
92Catastrophe theory — This article refers to the study of dynamical systems. For other meanings, see catastrophe. In mathematics, catastrophe theory is a branch of bifurcation theory in the study of dynamical systems; it is also a particular special case of more… …
93Lorentz ether theory — What is now called Lorentz Ether theory ( LET ) has its roots in Hendrik Lorentz s Theory of electrons , which was the final point in the development of the classical aether theories at the end of the 19th and at the beginning of the 20th century …
94nature, philosophy of — Introduction the discipline that investigates substantive issues regarding the actual features of nature as a reality. The discussion here is divided into two parts: the philosophy of physics and the philosophy of biology. In this… …
95technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
96Flight dynamics — is the science of air and space vehicle orientation and control in three dimensions. The three critical flight dynamics parameters are the angles of rotation in three dimensions about the vehicle s center of mass, known as pitch , roll and yaw… …
97Pluto — This article is about the dwarf planet. For other uses, see Pluto (disambiguation). Pluto   …
98Center of mass — In physics, the center of mass of a system of particles is a specific point at which, for many purposes, the system s mass behaves as if it were concentrated. The center of mass is a function only of the positions and masses of the particles that …
99General relativity resources — BooksPopular*cite book | author=Geroch, Robert | authorlink = Robert Geroch| title=General Relativity from A to B | location=Chicago | publisher=University of Chicago Press | year=1981 | id=ISBN 0 226 28864 1 Leisurely pace, provides superb… …
100Cnoidal wave — US Army bombers flying over near periodic swell in shallow water, close to the Panama coast (1933). The sharp crests and very flat troughs are characteristic for cnoidal waves. In fluid dynamics, a cnoidal wave is a nonlinear and exact periodic… …
