A Red Supergiant Is Observed in a Globular Cluster in Another

question 47

Multiple Choice

A red supergiant is observed in a globular cluster in another galaxy (located 150,000 light-years away) . It is predicted, based on its mass and age of the star, that it will supernova in about10,000 years. When will this supernova be visible on Earth?

• A)10,000 years from now
• B)10,000 years ago
• C)150,000 years from now
• D)150,000 years ago
• E)160,000 years from now

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