Uranus has a radius of 25,500 km, and a mass of 14.5 Earth's. It has a density similar to Jupiter: 1.27 gm/cm 3. It also spins rapidly, and has a day of 17 hours and 14 minutes. This is the internal rotation period, the cloud layers rotate in about 14 hours.eptune has 17.2 Earth masses, so it is more massive than Uranus. Note, however, that it is smaller in size than Uranus, having a radius of 24,700 km. Thus, it must have a higher density: 1.63 gm/cm 3. Neptune has a rotation period of 16 hours.
gracious. adj. 1. characterized by or showing kindness and courtesy. 2. condescendingly courteous, benevolent, or indulgent. 3. characterized by or suitable for a life of elegance, ease, and indulgence: gracious living; gracious furnishings. 4. merciful or compassionate. 5. fortunate, prosperous, or happy.
having sufficient worth or merit to receive one's honor, esteem, or reward made charitable contributions to the American Red Cross and other worthy causes a worthy opponent in a tennis match Synonyms deserving, good, meritorious Related Words admirable, commendable, creditable, laudable, praiseworthy; invaluable, priceless; cherished, prized, ...