NASA discovers glowing vampire star from Kepler space probe archives
Interactive Video
•
Science, Physics
•
11th Grade - University
•
Practice Problem
•
Hard
Wayground Content
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The video explains a rare astronomical event called a super outburst, where a white dwarf star devours its brown dwarf companion, creating intense light. The retired Kepler telescope captured footage that led to this discovery. The brown dwarf orbits the white dwarf every 83 minutes, forming an accretion disk due to the white dwarf's gravitational pull. When the disk reaches a critical mass, gravitational resonance with the orbiting star causes a temperature spike, resulting in a super outburst.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What happens to the accretion disk when it reaches a critical mass?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the peak temperature reached during a super outburst?
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