4 Sky Events This Week: Mars Snuggles With Venus, Green Comet Rings a Bell
Sky-watchers get a last good look at comet Lovejoy while nearby planets jostle for attention.
As Earth's moon begins its climb in our night skies this week, the moons of Jupiter chase their shadows. Elsewhere in the solar system, the goddess of love makes her move on the god of war.
Fellow moon Callisto ducks behind the western rim of Jupiter at 9:10 p.m. EST. Finally at 10:35 p.m. EST, Europa has its turn to play hide-and-seek as the icy moon's shadow creeps over the cloud-tops of the largest planet in the solar system.
And as an extra observing challenge, telescope users can look for the Great Red Spot, Jupiter's own monster hurricane. It rotates into view around midnight EST.
The icy visitor will be passing through the constellation Perseus, named for the Greek hero, as those stars
