NASA's Cassini mission has spotted a small Saturn moon illuminated by reflected sunlight off Saturn's atmosphere.
The primordial planet believed to have smashed into baby Earth, creating a cloud of debris that eventually formed into the moon, was chemically a near-match to Earth.
Saturday's lunar eclipse was seen from western North America, across Asia and Oceania, here are some of the most dazzling views.
Turnabout is fair play: The full moon will be totally eclipsed early Saturday morning (April 4), just 15 days after it caused a total eclipse of the sun.
The moon's lava tubes could be large enough to house structurally stable lunar cities for future colonists.
You're not seeing double; these are two images of the same world: icy, cratered Rhea, the second-largest natural satellite of Saturn.
The moon is at its best for observing when it is around its first-quarter phase.
The first day of Spring began with some dazzle in Europe and the Arctic with a solar eclipse.
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