angular observation
121Galilean moons — Montage of Jupiter s four Galilean moons, in a composite image comparing their sizes and the size of Jupiter. From top to bottom: Io, Europa, Ganymede, Callisto The Galilean moons are the four moons of Jupiter discovered by Galileo Galilei in… …
122Nucleon — For the Ford concept car, see Ford Nucleon. For the fictional power source in the Transformers universe, see Nucleon (Transformers). An atomic nucleus is a compact bundle of the two types of nucleons: Protons (red) and neutrons (blue). In this… …
123Photon — This article is about the elementary particle of light. For other uses, see Photon (disambiguation). Photon Photons emitted in a coherent beam from a laser Composition Elementary particle …
124Tidal locking — A separate article treats the phenomenon of tidal resonance in oceanography. : See the article tidal acceleration for a more quantitative description of the Earth Moon system. Tidal locking occurs when the gravitational gradient makes one side of …
125Deimos (moon) — Deimos An enhanced color image of Deimos taken by the Mars Reconnaissance Orbiter. Discovery Discovered by Asaph Hall …
126Concussion — Classification and external resources Acceleration (g forces) can exert rotational forces in the brain, especially the midbrain and diencephalon. ICD 10 …
127BTA-6 — Infobox Telescope bgcolour = name = BTA 6 caption = BTA 6 as seen from in front of the main entrance organization = SAO location = near Mt. Pastukhova, Russia wavelength = 0.3 to 10 μM built = First light 1975 website = http://w0.sao.ru/Doc… …
128George Smoot — Infobox Scientist name = George Smoot imagesize = 200px caption = Smoot celebrating his Nobel Prize at Lawrence Berkeley National Laboratory, 3 October 2006 birth date = birth date and age|1945|2|20 birth place = Yukon, Florida, U.S. residence =… …
