One week ago, the MESSENGER spacecraft transmitted to Earth the first high-resolution image of Mercury by a spacecraft in over 30 years since the three Mercury flybys of Mariner 10 in 1974 and 1975.

CNN.COM - NASA released on Wednesday more of the first images of Mercury taken by a spacecraft orbiting the planet, including the first color closeups depicting it in all its pock-marked glory. The ...

Of Interest: This high-resolution enhanced color view of Kuiper crater shows not just the bright rays that extend out from this relatively young crater but also the redder color of Kuiper’s ejecta ...