Upsilon Andromedae c
Код 2340988
- ISBN: 978-5-5106-8590-9
Код 2340988
High Quality Content by WIKIPEDIA articles! Upsilon Andromedae c is an extrasolar planet or star orbiting the Sun-like star Upsilon Andromedae A every 241.2 days. Its discovery in April 1999 by Geoffrey Marcy and R. Paul Butler made Upsilon Andromedae the first known star (excluding the pulsar PSR 1257+12) to host a multiple-planet planetary system. Upsilon Andromedae c is the second known planet (if a planet) in order of distance from its star.
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