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Even though Apollo 13 never landed on the moon, the upper stage of it's Saturn V rocket did.
If every failure offers a learning opportunity, what can Apollo 13 teach us?
Of all of the dwarf planets we know about, Ceres might be the most mysterious. Recently, scientists found two bright spots on its surface. What could they be?
As this stunning series of observations from NASA's Dawn mission shows, sunlight is returning to Ceres' surface, allowing the spacecraft its first view of the tiny planet after being hidden in its shadow for more than a month.
NASA’s MESSENGER spacecraft is in the final days of an unprecedented and unexpectedly long-lived, close-up study of the innermost planet of the solar system, with a crashing finale expected in two weeks.
A ghostly apparition has long been known to follow Saturn moon Enceladus in its orbit around the gas giant. But until now, scientists have had a hard time tracking its source.
The iconic Hubble Space Telescope turns 25 this month, and getting the ball rolling on a life-hunting successor instrument would be a fitting birthday present, one prominent researcher argues.
Let's just call this one a win, shall we?
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