Astronomy Picture of the Day . Worlds of a Distant Sun: 47 Ursae Majoris b . ... Solar-type stars are now inferred to harbor planets of approximately Jupiter mass - some residing in temperature zones which could conceivably support liquid water and therefore life ! Above is a hypothetical scene near one such planet whose sun, 47 Ursae Majoris (47 UMa), is very similar to our own. ... Publications with keywords: life - Sun - planet . Publications with words: life - Sun - planet . ...