Which of These Characteristics in Extrasolar Planets Is One That

question 59

Multiple Choice

Which of these characteristics in extrasolar planets is one that astronomers look for as a likely characteristic of a life-bearing planet?

• A) large size (Jupiter-sized)
• B) distance from a Sunlike star of about 1 au
• C) orbits a star much more massive than the Sun
• D) high-eccentricity planetary orbit

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