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Turbulence deep within giant clouds of gas in space gives rise to knots with so much mass that the gas and dust can begin to collapse under its own gravitational attraction. The material at the center begins to heat up and will one day become a star.
A star needs to form from a nebula, or a giant cloud of hydrogen gas. There are nebulae scattered throughout our galaxy and they are often called "stellar nursuries" because they give rise to stars.
Often, radiation from a nearby supernova will trigger the formation of stars within the region by causing the clouds of gas to begin to contract. The gases will collect in the center and begin to heat up from friction, forming a protostar.
For a true star to form it needs to begin the process of nuclear fusion. Eventually the protostar will get hot enough for hydrogen to begin fusing into helium, releasing large amounts of heat and light, among other forms of radiation. And so, a star is born.
This entire process is slow and usually happens over long periods spanning millions of years.
What else can I help you with?
How does a supernova explosion start the evolution of a star formation again?
The star that exploded is never going to become a new star, since a lot of the star imploded too, and it's now a super-dense neutron star. If it's really lucky it's a black hole. The part that will create new star formation is the gas and various elements that escape in the explosion, forming nebulae. Over time these clouds of gas find gravitational centres, and eventually materials attract and form new bodies. Everything here on earth was once part of a dying star!
Are fewer new stars found in open clusters than globular clusters?
Yes, fewer new stars are typically found in open clusters compared to globular clusters. Open clusters, which are younger and contain loosely bound groups of stars, still have ongoing star formation due to their relatively rich gas and dust content. In contrast, globular clusters are much older and generally lack the necessary material for new star formation, as they are composed of older, tightly bound stars with minimal gas and dust. Consequently, new star formation is rare in globular clusters.
How is the formation of the new stars is related to supernovas and planetary nebulae?
The formation of new stars is closely related to supernovae and planetary nebulae, as both phenomena contribute to the recycling of stellar material. When a massive star explodes in a supernova, it disperses heavy elements and gas into space, enriching the interstellar medium and providing the raw materials for new star formation. Similarly, the outer layers of a dying star can be expelled as a planetary nebula, also contributing gas and dust to the surrounding region. These processes create regions of higher density that can collapse under gravity, leading to the birth of new stars.
What do scientists call the gas around a star at the end of its life cycle that will change into a new star?
The gas surrounding a star at the end of its life cycle is called a "nebula." This nebula is composed of gas and dust that can eventually condense under gravity to form new stars. The process of star formation from a nebula involves the collapse of these materials, leading to the birth of new stars and planetary systems.
How do you think the formation of the new stars is related to supernovas and planetary nebulae?
The formation of new stars can be triggered by the shock waves and turbulence generated by supernovas, which compress gas and dust, leading to new star formation. Planetary nebulae are formed from the outer layers of certain types of stars when they reach the end of their life cycle. These nebulae can enrich the surrounding interstellar medium with elements necessary for forming new stars.
What are spiral density waves responsible for?
They initiate new star formation. Therefore they are responsible for the formation of new stars.
What is the new star?
"New star" refers to a star that has recently formed or been discovered in the night sky. These stars can be the result of stellar explosions, such as supernovae, or the formation of new stars in regions of active star formation, like nebulae. Astronomers continuously monitor the night sky for any new stars that may appear.
What gases are needed to produce the new star?
fart and burp
What describes a major role of gravity in star formation?
Gravity plays a key role in star formation by causing dense regions of gas and dust in space to collapse under their own weight. As these regions collapse, the pressure and temperature at the core increase, eventually leading to nuclear fusion and the birth of a new star. Gravity is responsible for bringing together the ingredients needed for star formation and providing the energy required for the star to shine.
Where does the process of star formation begin in the universe?
The process of star formation begins in the universe within dense regions of gas and dust called molecular clouds. These clouds are where gravity pulls material together, eventually leading to the birth of a new star.
What observational evidence can you cite that star formation is a continuous process?
Gas and radiation flowing away from a newly formed massive star can blow away nearby gas and dust forming star formation pillars. Where nearby gas and dust clouds are compressed, new star formations can be triggered.
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What role does gravitational collapse play in the process of star formation?
Gravitational collapse is a crucial step in the process of star formation. When a cloud of gas and dust in space collapses under its own gravity, it becomes denser and hotter, eventually leading to the formation of a protostar. This gravitational collapse is what initiates the fusion reactions in the core of the protostar, eventually leading to the birth of a new star.
How does a supernova explosion start the evolution of a star formation again?
The star that exploded is never going to become a new star, since a lot of the star imploded too, and it's now a super-dense neutron star. If it's really lucky it's a black hole. The part that will create new star formation is the gas and various elements that escape in the explosion, forming nebulae. Over time these clouds of gas find gravitational centres, and eventually materials attract and form new bodies. Everything here on earth was once part of a dying star!
When are stars born?
New stars are being born all the time. The rate of star formation in the Milky Way is about 7 new stars a year.
Is a new star called a protostar?
Yes, a new star that is in the process of formation is called a protostar. It is the early stage in the life cycle of a star when gravitational forces are causing gas and dust to condense and heat up, eventually leading to nuclear fusion and the birth of a stable star.
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"Star Brand" (1986) # 1 in NM condition is selling for $1.10 .
