Sentences with phrase «dark outer moons»
This substance may originally have been ejected from the small, dark outer moons of Saturn during impacts with space debris.
https://www.newscientist.com/ Not exact matches
A partial phase of an eclipse happens when the moon passes through the outer part of Earth's shadow, but total lunar eclipses happen only when the darkest part of the planet's shadow falls across the lunar surface.
Previous research had shown that gravitational tugs from the moon Mimas are solely responsible for halting the outward spread of Saturn's B ring — that ring's outer edge is defined by the dark region known as the Cassini Division.
Although 220 km (137 miles) in diameter, the largest outer moon, Phoebe, is dark with a retrograde, highly inclined orbit and so may be a captured icy body from the Edgeworth - Kuiper Belt rather than a moon that formed with the giant planet.
The moon will enter the outer part of Earth's shadow at 5:51 a.m. EST; the darker part of Earth's shadow will begin to swathe the moon with a reddish tint at 6:48 a.m.