Planetary Transits of Exoplanets Are Rare Because

question 35

Multiple Choice

Planetary transits of exoplanets are rare because

• A) most extrasolar systems are not seen edge- on.
• B) our telescopes are not powerful enough to detect them.
• C) most stars are too bright for us to detect a planetary transit.
• D) the Earth's atmosphere interferes with our observations of transits.
• E) most exoplanets are smaller than Pluto.

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