center-of-mass system
61Point mass — is an idealistic term used to describe either matter which is infinitely small, or an object which can be thought of as infinitely small. This concept in terms of size is similar to that of point particles, however unlike point particles the… …
62Stanford Linear Accelerator Center — The Stanford Linear Accelerator Center (SLAC) is a United States Department of Energy National Laboratory operated by Stanford University under the programmatic direction of the U.S. Department of Energy Office of Science. The SLAC research… …
63Stellar mass loss — is a phenomenon observed in some massive stars. It occurs when a triggering event causes the ejection of a large portion of the star s mass. Stellar mass loss can also occur when a star gradually loses material to a binary companion or into… …
64Binary System — This is when two stars are very close to each other, and revolve in an orbit around their common center of mass. Binary and Multiple star systems constitute over half the stars in the sky. See Periastron …
The writer's dictionary of science fiction, fantasy, horror and mythology
65dead center — Center Cen ter, n. [F. centre, fr. L. centrum, fr. round which a circle is described, fr. ? to prick, goad.] 1. A point equally distant from the extremities of a line, figure, or body, or from all parts of the circumference of a circle; the… …
66live center — Center Cen ter, n. [F. centre, fr. L. centrum, fr. round which a circle is described, fr. ? to prick, goad.] 1. A point equally distant from the extremities of a line, figure, or body, or from all parts of the circumference of a circle; the… …
67Solar System — This article is about the Sun and its planetary system. For other systems, see planetary system and star system. For a list of physical and orbital statistics for the Solar System s largest bodies, see List of gravitationally rounded objects of… …
68Orders of magnitude (mass) — Iron weights up to 50 kilograms depicted in Dictionnaire encyclopédique de l épicerie et des industries annexes. To help compare different orders of magnitude, the following list describes various mass levels between 10−36 kg and 1060 kg …
69List of Solar System objects by size — Objects in the Solar System By orbit By size By discovery date …
70List of gravitationally rounded objects of the Solar System — Objects in the Solar System By orbit By size By discovery date …
