Astronomy Picture of the Day . ... Planets Over Easter Island . ... It isn't every day that planets line up behind a stone giant. For one thing, it helps to have a good planet line-up, such as occurred in the sky just last month. ... High above planet Earth, a human helps an ailing machine. ... Phases of Venus . ... Brain Crater on Mars . ... Comet NEAT (Q4) Over Indian Cove . ... NGC 3372: The Great Nebula in Carina . ... This picture by the Galileo spacecraft shows just how cloudy Venus is. ...