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Stellar evolution

en.wikipedia.org/wiki/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 ...

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 ...

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.

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 ...

Lifecycle of a Star | NASA

www.nasa.gov/audience/foreducators/topnav/materials/listbytype/Lifecycle_of_a_Star.html

Dec 12, 2014 ... 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 ...

Life Cycle of a Star - Aspire - High Resolution Fly's Eye (HiRes)

aspire.cosmic-ray.org/labs/star_life/starlife_main.html

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.

Life Cycle of Stars - BrainPOP

www.brainpop.com/science/space/lifecycleofstars/

In this BrainPOP movie, Tim and Moby will teach you the secrets of the stars. How do they form, how long do they live, and what happens when they die? You'll ...

ASPIRE Star Life Cycle - University of Utah

sunshine.chpc.utah.edu/Labs/StarLife/

A series of lessons and interactive activities designed to teach about stellar evolution, star classifications, and fusion.

Main Sequence Stars: Definition & Life Cycle - Space.com

www.space.com/22437-main-sequence-stars.html

May 5, 2015 ... Main sequence stars are stars that are fusing hydrogen atoms to form helium atoms in their cores. Most of the stars in the universe are main ...

Answer
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 >>
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The Life Cycle Of A Star

www.telescope.org

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 ...

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

imagine.gsfc.nasa.gov

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 ...

Star Life Cycle - Zoom Astronomy - Enchanted Learning

www.enchantedlearning.com

The life cycle of stars. ... and explode. Its fate is determined by the original mass of the star; it will become either a black dwarf, neutron star, or black hole.