closest approach distance
41electrochemical reaction — ▪ chemistry Introduction any process either caused or accompanied by the passage of an electric current and involving in most cases the transfer of electrons between two substances one a solid and the other a liquid. Under ordinary… …
42Proximity problems — is a class of problems in computational geometry which involve estimation of distances between geometric objects. A subset of these problems stated in terms of points only are sometimes referred to as closest point problems[1], although the term… …
43Planet — This article is about the astronomical object. For other uses, see Planet (disambiguation) …
44List of Solar System probes — For a list of active probes only, see List of active Solar System probes. For a list of landers only, see Landings on other planets. This is a list of all space probes that have left Earth orbit (or were launched with that intention but failed),… …
45Born coordinates — / ) are time like curves with fixed R .In relativistic physics, the Born coordinate chart is a coordinate chart for (part of) Minkowski spacetime, the flat spacetime of special relativity. It is often used to analyze the physical experience of… …
46Comet Hale–Bopp — C/1995 O1 (Hale–Bopp) Discovery Discovered by: Alan Hale and Thomas Bopp Discovery date: July 23, 1995 Alternate designations: The Great Comet of …
47Gliese 710 — Starbox begin name=Gliese 710 Starbox observe epoch=J2000 ra=18h 19m 51s dec= 01° 56.4 prime; appmag v=9.65 9.69(var) constell=Serpens Starbox character class=K7V b v= 1.36 u b= 1.23 variable=Suspected Starbox astrometry radial v= 24.0 prop mo ra …
48Mariner 6 and 7 — Mariner 6 Operator NASA Mission type Flyby Flyby of Mars …
49Gravity assist — In orbital mechanics and aerospace engineering, a gravitational slingshot, gravity assist or swing by is the use of the relative movement and gravity of a planet or other celestial body to alter the path and speed of a spacecraft, typically in… …
50Clementine (spacecraft) — This article is about the American Lunar probe. For the French satellite, see Clementine (satellite). Clementine Organization BMDO / NASA Major contractors Naval Research Laboratory Mission type …
