nonrotating star

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• moving star — The upper section of the swash plate of a helicopter pitch control device. The moving star can tilt in any direction and rotates at the same speed as the rotor, as do the rods and appendages above it. The lower section, or fixed star, can only… …   Aviation dictionary

• fixed star — The lower section of a swash plate in a helicopter rotor system that helps tilt the rotor blades. It is the nonrotating portion of the swash plate and is controlled by the cyclic controls …   Aviation dictionary

• White dwarf — For other uses, see White dwarf (disambiguation). Image of Sirius A and Sirius B taken by the Hubble Space Telescope. Sirius B, which is a white dwarf, can be seen as a faint pinprick of light to the lower left of the much brighter Sirius A …   Wikipedia

• Future of an expanding universe — Big Freeze redirects here. For other uses, see Big Freeze (disambiguation). Physical cosmology Univ …   Wikipedia

• Hawking radiation — is a thermal radiation with a black body spectrum predicted to be emitted by black holes due to quantum effects. It is named after the physicist Stephen Hawking, who provided a theoretical argument for its existence in 1974, and sometimes also… …   Wikipedia

• Kerr metric — In general relativity, the Kerr metric (or Kerr vacuum) describes the geometry of spacetime around a rotating massive body. According to this metric, such rotating bodies should exhibit frame dragging, an unusual prediction of general relativity; …   Wikipedia

• 1 E19 s and more — To help compare orders of magnitude of different times, this page lists times longer than 1019 seconds (317 billion years). See also Heat death of the universe .Some radioisotopes have extremely long half lives: *(1.4 ± 0.4) times; 1017 years… …   Wikipedia

• Redshift — This article is about the astronomical phenomenon. For other uses, see Redshift (disambiguation). Physical cosmology …   Wikipedia

• Electrovacuum solution — In general relativity, an electrovacuum solution (electrovacuum) is an exact solution of the Einstein field equation in which the only nongravitational mass energy present is the field energy of an electromagnetic field, which must satisfy the… …   Wikipedia

• Временная шкала далёкого будущего — Многие модели, описывающие далёкое будущее Вселенной, предполагают, что чёрные дыры останутся единственными астрономическими объектами На космологической шкале времени события могут быть предсказаны с той или иной долей вероятности …   Википедия

• swash plate — i. A component of a helicopter control system to change the pitch of a rotor blade by an up and down motion. A swash plate has two sections. The upper section, or moving star, can tilt in any direction. It rotates at the same speed as the rotor,… …   Aviation dictionary