Exoplanets Were First Observed In

Q8: Of the perhaps 200 billion stars estimated

Q9: Comets been discovered around the star Beta

Q10: What was the FIRST direct evidence that

Q11: The atmosphere of the gas-giant planet HD

Q12: In order for an exoplanet to be

Q14: We have begun to observe exoplanets not

Q15: The largest exoplanet discovered thus far has

Q16: During the 1860s,a hypothetical planet named Vulcan,in

Q17: The age of the oldest extrasolar planet

Q18: It is believed that the stellar disk