Web Results

Stellar evolution


... depiction of the life cycle of a Sun-like star, starting as a main-sequence star at lower left then expanding through the subgiant and giant phases, until its outer envelope is expelled to form ...

The Life Cycle Of A Star


THE LIFE CYCLE OF A STAR. Outlined below are the many steps involved in a stars evolution, from its formation in a nebula, to its death as a white dwarf or ...

Stars form when dense portions of interstellar medium condense due to gravity.
The collapsing cloud of dust and gas forms a large, hot core that develops into a main sequence star. As these stars decay, they expand, and their later fate depends on the star's original mass. More >>

Life Cycle of a Star | National Schools' Observatory


Stars are formed in clouds of gas and dust, known as nebulae. Nuclear reactions at the centre (or core) of stars provides enough energy to make them shine ...

Background: Life Cycles of Stars - Imagine the Universe! - NASA


May 7, 2015 ... A star's life cycle is determined by its mass. The larger its mass, the shorter its life cycle. A star's mass is determined by the amount of matter that ...

Lifecycle of a Star | NASA


This NASA video segment describes the life cycle of a star. Viewers learn about the opposing forces on a star and the ways in which these forces change over ...

NASA - Stellar Evolution - The Birth, Life, and Death of a Star


Stellar Evolution - The Birth, Life, and Death of a Star. 09.04.03. The Milky Way Galaxy contains several hundred billion stars of all ages, sizes and masses.

Birth and Death of a Star - Infoplease


Birth and Death of a Star. Astronomers think that a star begins to form as a dense cloud of gas in the arms of spiral galaxies. Individual hydrogen atoms fall with ...

Star Formation, Life, and Death - Views of the Solar System


As more and more material fell into a new star, the pressure at its center finally ... The processes of the birth and death of stars occurred over and over again, with ...

Popular Q&A
Q: What is the life cycle of a star?
A: a star's life cycle First, gases contract and get squeezed so tightly that nuclear fusion happens. This soon forms a ball of gases called a protostar. After man... Read More »
Source: wiki.answers.com
Q: What is the life cycle of a star.
A: The life cycle of a star can follow a few different paths depending on the mass it starts out with. Really massive stars may live for only a few million years b... Read More »
Source: www.answers.com
Q: What is the life cycle of a star?
A: Red Supergiant, neutron star, black hole, planetary nebula, white drawrf.! Read More »
Source: www.chacha.com
Q: What is the life cycle of a star.
A: Nebula (pre-star), Star, Red Giant or Red Dwarf (large/bright or small/cool), White Dwarf (very small/hot), Super Nova etc. A star's life cycle is determined by... Read More »
Source: www.chacha.com
Q: What is the life cycle of a star?
A: Birth; Fear; Rise; Shine; Booze; Drugs; Rehab.Oh I'm sorry I didn't realize this was in Astronomy I thought it was in Lindsey Lohan & Celebs category. Read More »
Source: answers.yahoo.com