MESSENGER's Latest Shots Of Mercury Are Some Of The Best We've Seen

After four years in orbit around Mercury, NASA's MESSENGER mission is sadly coming to an end. But before it plunges to its doom, mission controllers are taking full advantage of the spacecraft's close proximity to the surface. Here are some of the most detailed and vivid images ever taken of the Solar System's… » 3/17/15 7:00am 3/17/15 7:00am

Curiosity's Latest Wide-Angle Selfie Is Its Most Remarkable Photo Yet

Now would be a good time to update your desktop wallpaper. NASA's Curiosity Mars rover has snapped a spectacular — if not inexplicable — wide-angled self-portrait at the Mojave Site on Mount Sharp where the probe is currently drilling for samples. Here's how NASA created the extraordinary shot. » 2/25/15 6:40am 2/25/15 6:40am

Our First Grainy Glimpse Of Pluto And Charon As New Horizons Closes In

NASA's New Horizons has returned its first images of Pluto and its largest moon, Charon, since the mission entered into the countdown phase of its historic mission. Taken at a distance of 126 million miles (200 million km), it will pale in comparison to the images expected over the coming months. » 2/05/15 6:30am 2/05/15 6:30am

After Earth Falls, Will Interstellar Space Travel Be Our Salvation?

It may be just a matter of time before the Earth becomes uninhabitable. As astrophysicists and avid science fiction fans, we naturally find the prospect of interstellar colonization intriguing and exciting. But is it practical, or even possible? Or is there a better solution? » 1/23/15 11:20am 1/23/15 11:20am