Of the First Exoplanets Found, Most Were Detected By

question 65

Multiple Choice

Of the first exoplanets found, most were detected by:

• A)noting the drop in the star's light as the planet transits its disk.
• B)imaging them with the HST in the infrared, where they are easier to spot.
• C)noting the Doppler shifts of the star as the planet orbits it.
• D)receiving radio transmissions from them, much like Jupiter emits.
• E)detecting the oxygen in their atmospheres spectroscopically.

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