In essence, the Kepler mission is searching for extrasolar planets by ________.
A) observing a star carefully enough to notice that it is experiencing a gravitational tug caused by an unseen planet
B) obtaining high-resolution photographs of other star systems
C) identifying spectral lines that look like what we expect to see from a planet rather than a star
D) monitoring stars for slight dimming that might occur as unseen planets pass in front of them

Question

Quizplus · Accepted Answer

Kepler mission is searching for extrasolar planets through the transit method, which involves monitoring stars for slight dimming that might occur as unseen planets pass in front of them. This method allows for the detection of planets that are too small or distant to be observed through direct imaging.

In Essence, the Kepler Mission Is Searching for Extrasolar Planets