Asteria — interactive night sky map
Mimosa (Beta Crucis) is a star in the constellation Crux with an apparent magnitude of 1.25. It lies about 279 light-years from Earth. It is visible to the naked eye under dark skies.
It is best placed in the evening sky around April. It is visible from the whole southern hemisphere and from northern latitudes up to about 30°N. It is circumpolar (never sets) south of latitude 30°S.