Upsilon Andromedae d facts for kids
An artist version of Upsilon Andromedae D
Upsilon Andromedae d is an extrasolar planet. It orbits the Sun-like star Upsilon Andromedae A.
Upsilon Andromedae A was the third star known to host a multiple-planet planetary system, the others are the Sun and the pulsar PSR 1257+12.
In 1999, two groups of astronomers independently concluded that a three-planet model best fit the data. The two new planets were designated Upsilon Andromedae C and Upsilon Andromedae D.
See also
In Spanish: Upsilon Andromedae d para niños
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