fusor
91Atomic nucleus — A figurative depiction of the helium 4 atom with the electron cloud in shades of gray. In the nucleus, the two protons and two neutrons are depicted in red and blue. This depiction shows the particles as separate, whereas in an actual helium atom …
92Chromosphere — The Sun observed through a telescope with an H alpha filter …
93ITT Corporation — Infobox Company company name = ITT Corporation company company type = Public (NYSE: [http://www.nyse.com/about/listed/lcddata.html?ticker=ITT ITT] ) company slogans = Engineered for life. foundation = 1920 [ The company currently named ITT… …
94Magnetar — For the hedge fund, see Magnetar Capital. Artist s conception of a magnetar, with magnetic field lines A magnetar is a type of neutron star with an extremely powerful magnetic field, the decay of which powers the emission of copious amounts of… …
95Semiregular variable star — Semiregular variable stars are giants or supergiants of intermediate and late spectral type showing considerable periodicity in their light changes, accompanied or sometimes interrupted by various irregularities. Periods lie in the range from 20… …
96Circumpolar star — The northern circumpolar stars revolving around the north celestial pole. Note that Polaris, the bright star near the center, is almost stationary. Polaris is circumpolar and can be seen at all times of the year. (The graphic shows how the… …
97Pebble bed reactor — Sketch of a pebble bed reactor in Italian …
98Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… …
99Solar mass — Weight of the Sun redirects here. For the song, see Tao of the Dead. Size and mass of very large stars: Most massive example, the blue Pistol Star (150 ). Others are Rho Cassiopeiae (40 …
100T Tauri star — Drawing of a T Tauri star with a circumstellar accretion disc …
