Miscellaneous

Can the universe turn stars back into planets?

Can the universe turn stars back into planets?

It can then siphon mass off of the other star, eventually capturing so much that the secondary star loses its stellar status, with insufficient mass to ever fuse hydrogen into helium again. Not only can the Universe turn stars back into planets, but we’ve found multiple examples of them.

Can a star exist without planets?

Yes surely. For once, first generation stars form from primeval clouds of hydrogen and helium, with no heavier elements around which could form planets. Binary systems are also strong candidates to not having planets since their orbits would be very unstable.

Can Earth become a star?

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No, Earth will never be able to turn into a star. For Earth to become a brown dwarf (not a true star) and start fusing deuterium, it would have to gain 4130.76 M⊕ (Earth masses). However, the lowest mass stars, called red dwarfs, have a lower bound of 0.07–0.077 M☉ (solar mass). That’s 23,300–25,600 M⊕.

Can the sun burn out?

For about a billion years, the sun will burn as a red giant. Then, the hydrogen in that outer core will deplete, leaving an abundance of helium. Astronomers estimate that the sun has about 7 billion to 8 billion years left before it sputters out and dies.

Can stars turn into black holes?

Most black holes form from the remnants of a large star that dies in a supernova explosion. (Smaller stars become dense neutron stars, which are not massive enough to trap light.) Even bigger black holes can result from stellar collisions.

Can the earth get too heavy?

The answer is yes, it can. Every year, Earth gains about the weight of two aircraft carriers landing on it: two “HMS Ark Royals”, or about 40,000 tonnes-worth of debris, which lands on Earth from space.

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Can a star turn into a planet?

A star can turn into a planet, but this is true only for a specific category of stars called brown dwarfs. What are brown dwarfs? Brown dwarfs are often called failed stars. They are objects that are too compact in size to be stars, but too huge to be planets. They have mixed features of both stars and planets.

Can a star orbit a planet outside of the star?

So if we want the star to orbit the planet, the barycenter needs to be inside the planet. It is easy to have a star and planet orbiting a common center of mass that is outside the star, if the star is light and the planet is very heavy – but that would count only as co-orbiting a common center of mass, the star is not orbiting the planet.

Can planets become stars and black holes?

Planets can be really turned into stars if their mass is high enough to start a nuclear fusion….. most most of the gas giants revolve around stars in a very close orbit due to this reason (refer kepler space telescope’s planets) So yes planets can become stars and stars can become black holes.

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Is a planet a type of Star?

This depends on how a planet is defined. However, any object orbiting a star is technically a planet. However, some of those objects may also be stars themselves. Technically, any body has to have reached the fusion stage to be labeled as a star.