What's happening in the skies over North Texas this month? May holds some spectacular sights in the night and morning sky.

and that the rotation period of Mercury (and probably that of some of the satellites of Jupiter and Saturn) is the same as that of its revolution. He has given reasons for thinking that in former ...

Jupiter and Saturn would then be supposed to have ... which would not be the case on the unmodified Nebular Hypothesis. Direct rotation and revolution of satellites on the Planetesimal Theory ...

In his latest book, published this month by Simon & Schuster and excerpted here, Ferris reflects on his lifelong passion for amateur astronomy and reports on the worldwide revolution that he says ...

Venus and Saturn will be in just the correct spot in their revolution around the sun to match up with the waning crescent moon, making the smiley face appear. When will the smiley face in the sky ...

Saturn orbits the Sun at roughly 9.69 km/s, maintaining its grand system of rings as it cruises through space. Uranus moves at about 6.81 km/s, spinning on its unique sideways axis as it orbits ...

The rotation period of Uranus was estimated to be 17.24 hours ... Unlike the aurorae of Earth, Jupiter, or Saturn, Uranus’ aurorae behave in a unique and unpredictable manner. This is due to the ...

Find Saturn Logo stock video, 4K footage, and other HD footage from iStock. Get higher quality Saturn Logo content, for less—All of our 4K video clips are the same price as HD. Video Back Videos home ...

Find Saturn Illustration stock video, 4K footage, and other HD footage from iStock. Get higher quality Saturn Illustration content, for less—All of our 4K video clips are the same price as HD. Video ...

Venus will partner up with the giant planets Saturn and Neptune to form a line up in the pre-dawn sky on May 8, with ...