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R136a1 Trivia Questions

How much do you really know about R136a1? Below are 8 true or false statements. Click each one to reveal the answer and explanation.

1.

R136a1 is located in the Tarantula Nebula, a star-forming region in the Large Magellanic Cloud.

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Easy
✓ TRUE

R136a1 resides in the R136 cluster within the Tarantula Nebula, part of the Large Magellanic Cloud, a satellite galaxy of the Milky Way.

2.

R136a1 is visible to the naked eye from Earth on a clear night.

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Easy
✗ FALSE

Despite its extreme brightness, R136a1 is over 160,000 light-years away and not visible without powerful telescopes.

3.

R136a1 has a surface temperature that exceeds 50,000 Kelvin, making it one of the hottest stars known.

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Medium
✓ TRUE

R136a1's surface temperature is around 53,000 Kelvin, far hotter than the Sun's 5,778 Kelvin, placing it among the hottest stars.

4.

R136a1 is actually a binary star system with two stars orbiting each other.

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Medium
✗ FALSE

R136a1 is considered a single massive star, not a binary system, though it is located in a dense cluster of other stars.

5.

R136a1 is so bright that if it replaced our Sun, Earth would be vaporized within seconds.

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Medium
✓ TRUE

R136a1 emits nearly 9 million times the Sun's luminosity, which would boil away Earth's oceans and destroy the planet in seconds.

6.

R136a1 is the most massive star ever discovered, weighing over 300 times the Sun.

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Medium
✗ FALSE

The most recent measurements estimate R136a1's mass at around 196 solar masses, not over 300. Earlier high estimates have been revised downward, so the claim is inaccurate.

7.

R136a1 is a star in the Large Magellanic Cloud.

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Hard
✓ TRUE

R136a1 is a massive Wolf-Rayet star in the R136 cluster, located in the Tarantula Nebula of the Large Magellanic Cloud.

8.

R136a1 was discovered by the Hubble Space Telescope in the 1990s.

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Hard
✗ FALSE

R136a1 was actually discovered in 2010 using the Very Large Telescope in Chile, not the Hubble Space Telescope, and certainly not in the 1990s.

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