a sparsely populated group of between 10 and 1000 young stars of similar spectral type and common origin that are moving too fast to form a permanent, gravitationally bound system.
noun, Physics. 1. an experimental plasma-physics device in which magnetic fields confine the plasma within a tube shaped like a figure eight. noun 1. (physics) an apparatus used in research into thermonuclear reactions, consisting of a toroidal vessel designed so that a plasma may be contained within it by a helical magnetic field. The magnetic […]
- Stellar evolution
noun 1. (astronomy) the sequence of changes that occurs in a star as it ages
noun, Astronomy. 1. the radial outflow of ionized gas from a star. stellar wind (wĭnd) The flow of plasma (extremely hot gas composed of ions) ejected from the surface of a star into space. The Sun’s solar wind is a stellar wind.
adjective 1. like the form of a conventionalized figure of a star; star-shaped. adjective 1. resembling a star in shape; radiating from the centre: a stellate arrangement of petals stellate stel·late (stěl’āt’) or stel·lat·ed (-ā’tĭd) adj. Arranged or shaped like a star; radiating from a center.