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The Betelgeuse Star

Check your knowledge about Betelgeuse.

1 / 6

The star Betelgeuse is a supergiant. Which of the following is true about it?

Betelgeuse is a massive star that has exhausted its helium and expanded dramatically.

Betelgeuse is a massive star that has exhausted its hydrogen and expanded dramatically.

Betelgeuse is a massive star that has exhausted its lithium and expanded dramatically.

Betelgeuse is a massive star that has exhausted its carbon and expanded dramatically.

Betelgeuse is a massive star that has exhausted its oxygen and expanded dramatically.

2 / 6

What is the mass of Betelgeuse compared to the Sun?

About 5 times more massive than the Sun

About 15 times more massive than the Sun

About 100 times more massive than the Sun

About 1,000 times more massive than the Sun

About 500 times more massive than the Sun

3 / 6

A supernova is a powerful explosion of a star that occurs at the end of its life cycle. What will happen during the Betelgeuse supernova?

The explosion will wipe out the solar system.

When Betelgeuse explodes, it will shine as bright as a full moon before fading over months.

The explosion will cause Betelgeuse to split into two stars.

The explosion will turn Betelgeuse into a larger star.

When Betelgeuse explodes, it will shine in the sky for about 100 years.

4 / 6

What is Betelgeuse's distance from Earth?

About 700 light-years

About 500 light-years

About 100 light-years

About 1,300 light-years

About 3,100 light-years

5 / 6

What is the best time to see Betelgeuse in the sky?

Northern hemisphere: January through May | Southern hemisphere: December through April

Northern hemisphere: February through April | Southern hemisphere: December through June

Northern hemisphere: December through March | Southern hemisphere: December through February

Northern hemisphere: December through June | Southern hemisphere: December through May

Northern hemisphere: January through April | Southern hemisphere: December through April

6 / 6

What is the Betelgeuse constellation?

Canis Major or Great Dog

Ursa Major or Great Bear

Orion

Andromeda

Cygnus

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References

[1] Big Think. This is what we’ll see when Betelgeuse goes supernova. URL: https://bigthink.com/starts-with-a-bang/when-betelgeuse-supernova/

[2] BBC Sky at Night Magazine. A Complete Guide To Star Betelgeuse In Orion. URL: https://www.skyatnightmagazine.com/space-science/star-betelgeuse

[3] NASA. What is Betelgeuse? Inside the Strange, Volatile Star. URL: https://science.nasa.gov/universe/what-is-betelgeuse-inside-the-strange-volatile-star/

[4] Space.com. Orion Constellation: Facts, location and stars of the hunter. URL: https://www.space.com/16659-constellation-orion.html

[5] Space.com. Betelgeuse: A guide to the giant star sparking supernova hopes. URL: https://www.space.com/22009-betelgeuse.html