Quick Answer: What Are The 5 Stages Of A Star?

What is the second stage of a star?

A protostar is the second stage of a star’s life cycle which is formed when a region of condensing matter begins to heat up as a result of the force of gravity..

How is a star born step by step?

Stage 1- Stars are born in a region of high density Nebula, and condenses into a huge globule of gas and dust and contracts under its own gravity. This image shows the Orion Nebula or M42 . Stage 2 – A region of condensing matter will begin to heat up and start to glow forming Protostars.

What color of star is the hottest?

Blue starsWhite stars are hotter than red and yellow. Blue stars are the hottest stars of all.

When a star dies what happens?

While most stars quietly fade away, the supergiants destroy themselves in a huge explosion, called a supernova. The death of massive stars can trigger the birth of other stars. Neutron stars are the fastest-spinnng objects in the universe. They can rotate 500 times in just one second.

Does a star have a life cycle?

Much like any living being, stars go through a natural cycle. This begins with birth, extends through a lifespan characterized by change and growth, and ends in death. Of course, we’re talking about stars here, and the way they’re born, live and die is completely different from any life form we are familiar with.

How long does it take for a star to explode?

Most supernova take a fraction of a second up to a couple seconds to explode. What we observe as the actual supernova is the light and energy that come out of that explosion. Typical supernova get brighter during the first 3 weeks or so after that very fast explosion.

What are the stages in the life cycle of a star?

Heavy stars turn into supernovae, neutron stars and black holes whereas average stars like the sun end life as a white dwarf surrounded by a disappearing planetary nebula. All stars, however, follow roughly the same basic seven-stage life cycle, starting as a gas cloud and ending as a star remnant.

What are the 6 stages of a star?

The 6 stages of a stars life cycle.Pic of 4th stage. The star reaches equilibrium it can last up to 10 billion years.The 2nd stage. A region of condensing matter will start to heat up and become a Protostar.The 1st stage of a stars life cycle. Akera Clay 602.The 3rd stage. … The 4th stage. … Pic of 3rd stage. … The 4th stage.

How stars die and are born?

Stars are born when large gas clouds collapse under gravity. … When it eventually dies, it will expand to a form known as a ‘red giant’ and then all the outer layers of the Sun will gradually blow out into space leaving only a small White Dwarf star behind about the size of the Earth.

What are the 7 stages of a star?

Seven Main Stages of a StarGiant Gas Cloud. A star originates from a large cloud of gas. … Protostar. When the gas particles in the molecular cloud run into each other, heat energy is produced. … T-Tauri Phase. … Main Sequence. … Red Giant. … The Fusion of Heavier Elements. … Supernovae and Planetary Nebulae.

How can a star die?

Stars die because they exhaust their nuclear fuel. … Really massive stars use up their hydrogen fuel quickly, but are hot enough to fuse heavier elements such as helium and carbon. Once there is no fuel left, the star collapses and the outer layers explode as a ‘supernova’.

What is a dying star called?

supernovaeSome types of stars expire with titanic explosions, called supernovae. When a star like the Sun dies, it casts its outer layers into space, leaving its hot, dense core to cool over the eons.

Can you see a star die?

Probably not. All of the stars you can see with the unaided eye lie within about 4,000 light-years of Earth. But the most distant ones are intrinsically brighter, have more mass and are therefore likely to die in rare supernova explosions.

At what point is a star born?

At what point is a star born? When the core of a protostar has reached about 10 million K, pressure within is so great that nuclear fusion of hydrogen begins, and a star is born.

What happens when a star forms?

Stars form from an accumulation of gas and dust, which collapses due to gravity and starts to form stars. The process of star formation takes around a million years from the time the initial gas cloud starts to collapse until the star is created and shines like the Sun. … Without this dust and gas, stars would not form.

What is the lifespan of a star?

about 10 billion yearsStars live different lengths of time, depending on how big they are. A star like our sun lives for about 10 billion years, while a star which weighs 20 times as much lives only 10 million years, about a thousandth as long. Stars begin their lives as dense clouds of gas and dust.

What is the life cycle of a star NASA?

For low-mass stars (left hand side), after the helium has fused into carbon, the core collapses again. As the core collapses, the outer layers of the star are expelled. A planetary nebula is formed by the outer layers. The core remains as a white dwarf and eventually cools to become a black dwarf.