Rest In Pieces: MESSENGER Ends Orbital Operations, Impacts Mercury's Surface

The MESSENGER spacecraft, depicted in this artist’s rendering, began studying Mercury in 2011. Today, its mission ended with its impact on the far side of the planet. Image Credit: NASA

Here’s MESSENGER by the numbers: Years since launching: 10+; Years in Mercury’s orbit: Four; Number of orbits: 4,105; Size of its impact crater: Estimated […]

Our Home the Earth – As Seen From Saturn and Mercury

Earth, as seen by the Cassini spacecraft on July 19, 2013 (the tiny blue speck in the distance, below Saturn’s rings in this view). Click for larger version. Photo Credit: NASA / JPL-Caltech / SSI / Jason Major

Last Friday, a remarkable thing happened, which received a lot of publicity, especially for space fans: […]