Tags: Star.
GJ 3021 (2 G. Hydri) is a binary star system approximately 57 light-years away in the constellation of Hydrus (the Water Snake).The visible star in the system A is considered to be a Solar twin. As of 2000 it has been confirmed that an extrasolar planet orbits the star. It is of note for being a relatively Sun-like star not very far from the Sun that is home to an extrasolar planet.