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Betelgeuse

Betelgeuse is part of the Orion constellation. It is the eighth brightest star in our sky.

317 Questions

Is betelgeuse one of the biggest stars known?

No. Currently UY Scuti is the star estimated to be the biggest, but we are not very sure of their size; beside UY Scuti, VY Canis Majoris and a few other stars are also larger than Betelgeuse.

What is the size or diameter of the star betelgeuse?

Betelgeuse is a red supergiant star in the constellation of Orion. It is estimated to have a diameter of around 1,000 times that of the Sun, making it one of the largest stars known. Its exact diameter can vary due to pulsations and other factors.

What would happen if Betelgeuse exploded?

If Betelgeuse (beetle juice) exploded then we would experience a supernova. actually Betelgeuse already had it's supernova. It's predicted that earth may see the supernova in around 2012-2013 around that year.

Editing Correction:

You can't detect a star going supernova before the light has reached us. This answer is biased. Claims of Betelgeuse supernova light reaching us 2012 is false. In fact it might not even go supernova the next 100'000 years. It might also be that Betelgeuse has a unsymmetrical shape and therefor is seen as shrinking. Either way, it would light up the sky as much as the full moon for a few weeks and then be visible to the naked eye fading for about a year. Also Betelgeuse is too far away from our solar system (640 Ly) to do any harm.

What is the radius of Betelgeuse?

The radius of Betelgeuse is approximately 883 times that of the Sun, making it one of the largest stars known. It measures around 1.64 astronomical units (AU), with one AU equaling the average distance between the Earth and the Sun.

What are the colors of Rigel and Betelgeuse?

Rigel is a blue-white star, while Betelgeuse is a red supergiant star.

What is the red supergiant star?

A red supergiant star is a massive star in the later stages of its evolution. They are characterized by their large size and deep red color, caused by their cool temperatures. Red supergiants are some of the largest known stars in the universe and eventually go through a supernova explosion at the end of their lives.

What is the lifecycle of betelgeuse the star?

Betelgeuse is a red supergiant star currently in the late stages of its life. It is expected to explode as a supernova in the future, likely within the next 100,000 years. After the supernova event, it will leave behind either a neutron star or a black hole, depending on its initial mass.

Which is the brighter star aldeberan or Betelgeuse?

Betelgeuse is the brighter star compared to Aldebaran. It is a red supergiant star in the constellation Orion and is one of the brightest stars visible in the night sky. Aldebaran is an orange giant star in the constellation Taurus and is not as bright as Betelgeuse.

Where is Betelgeuse?

It is in the Orion constellation, and its about 640 light-years away from Earth. It is the second brightest star in the constellation, and the eighth brightest star in our night sky.

What is color of betelgeuse?

It is red. Betelgeuse is called a red hypergiant, which is nearing its death.

How many light years from earth is betelgeuse?

Betelgeuse is approximately 642.5 light years away from Earth.

How are betelgeuse and pollux stars alike?

Both Betelgeuse and Pollux are close to the end of their life. Both of the stars are large and cold in surface temperature. One difference is that Betelgeuse is a red supergiant, and Pollux is an orange giant.

Is Betelgeuse bigger than Antares?

No, Antares is bigger than Betelgeuse. Antares is a red supergiant star with a diameter about 700 times that of the Sun, while Betelgeuse is a red supergiant star with a diameter about 600 times that of the Sun.

What shape does the constellation Betelgeuse make?

Betelgeuse is a star, not a constellation. It is part of the constellation Orion, the hunter.

When will betelgeuse be closest to earth?

We do not know for sure, but if you're worried about the "supposed" supernova explosion of this star in 2012, I assure you it will remain at around 640 light-years away from us, which is certainly a safe distance.

What would happen if Betelgeuse was your solar system star?

If Betelgeuse replaced our Sun, it would likely cause drastic changes in our solar system. Betelgeuse is a red supergiant star, much larger and hotter than our Sun, so Earth would be too close to it and would likely be engulfed by the star's expanded outer layers. The intense radiation and heat would also have significant effects on the other planets in our solar system.

How long will the star betelgeuse live?

Betelgeuse is currently in the later stages of its life cycle as a red supergiant. It is expected to undergo a supernova explosion within the next 100,000 years, although the exact timing is uncertain.

Is the Sun hotter than Betelgeuse?

Yeah, the Suns radiant pressure is more increased then Betelgeuse.

How long does it take Rigel and Betelgeuse to orbit each other?

Rigel and Betelgeuse are not orbiting each other. They are independent stars within the Orion constellation and are located at significant distances from each other. Their apparent proximity in the sky is due to our viewpoint from Earth, but they are not gravitationally bound and do not orbit each other.

Why does a cool distant super giant star such as Betelgeuse have such a high apparent magnitude?

Despite its distance and size, Betelgeuse has a high apparent magnitude because of its immense luminosity. It is a massive and highly luminous red supergiant star, shining brightly due to its large surface area and energy output. This makes it appear bright in our sky despite being relatively far away.

How long does it take Betelgeuse to revolve once?

Betelgeuse does not actually rotate like a solid body, as it is a supergiant star with an irregular shape due to its strong pulsations. It is estimated that Betelgeuse has a rotation period anywhere from tens to hundreds of years.

How big is Betelgeuse compared to Rigel?

Betelgeuse is larger in size than Rigel. Betelgeuse is a red supergiant star with a diameter about 800 times that of the Sun, while Rigel is a blue supergiant star with a diameter about 70 times that of the Sun.

Which constellation is betelgeuse part of?

Betelgeuse is part of the constellation Orion. It is one of the brightest stars in the night sky and is located in Orion's shoulder.

Can you see Betelgeuse?

Yes. It's very prominent ... one of the brightest and reddest visible stars.

Learn to identify the constellation of Orion. Betelgeuse marks the hunter's

"right shoulder".

See related link for a star map.

Is Betelgeuse a supergiant?

Yes, Betelgeuse is a red supergiant star located in the constellation of Orion. It is one of the largest known stars in the universe and is nearing the end of its life cycle.