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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 >>

Stellar evolution

en.wikipedia.org/wiki/Stellar_evolution

Artist's 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 ...

The Life Cycle Of A Star

www.telescope.org/pparc/res8.html

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 ...

Life Cycle of a Star - Aspire

aspire.cosmic-ray.org/Labs/StarLife/starlife_main.html

Stars are a fascinating component of our universe. They may seem like permanent objects in the sky, but technology has allowed us to photograph the heavens, ...

Life Cycle of a Star | National Schools' Observatory

www.schoolsobservatory.org.uk/astro/stars/lifecycle

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 ...

www.ask.com/youtube?q=Life Cycle of a Star&v=PM9CQDlQI0A
Nov 1, 2012 ... Explains how we believe stars are born, live and die and the different ends to different sized stars. Learn even more on Teaching Astronomy on ...

The Life of a Star

www.astro.keele.ac.uk/workx/starlife/StarpageS_26M.html

This page (as the title says) is all about the life of a star. It will show all the stages that a small star, and a massive star have to go through during their lifetime.

Star Life Cycle - Zoom Astronomy - Enchanted Learning

www.enchantedlearning.com/subjects/astronomy/stars/lifecycle/

THE LIFE CYCLE OF STARS. Stars are born in nebulae. Huge clouds of dust and gas collapse under gravitational forces, forming protostars. These young stars ...

BBC - GCSE Bitesize: Life cycles of stars

www.bbc.co.uk/schools/gcsebitesize/science/add_aqa/stars/lifecyclestarsrev2.shtml

A secondary school revision resource for AQA GCSE Additional Science about the formation of a star, life cycles of stars and fusion in stars.

WMAP- Life and Death of Stars

map.gsfc.nasa.gov/universe/rel_stars.html

Apr 16, 2010 ... Once the star contracts enough that its central core can burn ... than Sun exhaust the helium in the core, the nuclear burning cycle continues.

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: 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: 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: 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 neutron star. NEBULA. A nebula... Read More »
Source: answers.yahoo.com