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killian killian
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10 years ago
At present, what is the primary way that astronomers carry out SETI programs (that is, search for extraterrestrial intelligence)?
A) by searching for planets around distant stars
B) by using X-ray telescopes to search for signals from extraterrestrial civilizations
C) by using radio telescopes to search for signals from extraterrestrial civilizations
D) by analyzing high-resolution images of nearby stars in search artificial structures
E) by analyzing the spectra of extra-solar planets in an attempt to detect oxygen
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padrepadre
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10 years ago
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killian Author
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10 years ago
Thanks Padre
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