A star is born
Conditions in space are so very different than that of earth. When you think of hot, you think red, right? Not so in space. A hot star is blue and a yellow or whitish star is cooler. On this week’s SkyTalk, WHYY’s Dave Heller and Chief Astronomer Derrick Pitts find out how stars get started and generate energy.
Conditions in space are so very different than that of earth. When you think of hot, you think red, right? Not so in space. A hot star is blue and a yellow or whitish star is cooler. On this week’s SkyTalk, WHYY’s Dave Heller and Chief Astronomer Derrick Pitts find out how stars get started and generate energy.
Image Credit: NASA and Michael Rich (UCLA)
Listen:
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[audio: st20090223.mp3]
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