“NASA plots daring flight to Jupiter’s watery moon” (Credit: NASA/JPL/Ted Stryk) On March 4, 2014 Charles Bolden, NASA Administrator,...

A little while ago I blogged about the mysterious donut-like object that suddenly appeared on the surface of Mars at the base of the...

A little while ago I blogged about the mysterious donut-like object that suddenly appeared on the surface of Mars at the base of the...

A little while ago I blogged about the mysterious donut-like object that suddenly appeared on the surface of Mars at the base of the...

A little while ago I blogged about the mysterious donut-like object that suddenly appeared on the surface of Mars at the base of the...

A little while ago I blogged about the mysterious donut-like object that suddenly appeared on the surface of Mars at the base of the...

NASA is inviting people around the world to submit their names to be etched on a microchip aboard a spacecraft headed to the asteroid...

NASA is inviting people around the world to submit their names to be etched on a microchip aboard a spacecraft headed to the asteroid...

NASA is inviting people around the world to submit their names to be etched on a microchip aboard a spacecraft headed to the asteroid...

NASA is inviting people around the world to submit their names to be etched on a microchip aboard a spacecraft headed to the asteroid...

NASA is inviting people around the world to submit their names to be etched on a microchip aboard a spacecraft headed to the asteroid...

This photo of the Challenger crew was taken on Jan. 9, 1986, just 19 days before the Challenger disaster. Left to right: 1st...

This photo of the Challenger crew was taken on Jan. 9, 1986, just 19 days before the Challenger disaster. Left to right: 1st...

This photo of the Challenger crew was taken on Jan. 9, 1986, just 19 days before the Challenger disaster. Left to right: 1st...

This photo of the Challenger crew was taken on Jan. 9, 1986, just 19 days before the Challenger disaster. Left to right: 1st...

This photo of the Challenger crew was taken on Jan. 9, 1986, just 19 days before the Challenger disaster. Left to right: 1st...

An artist’s conception of the dwarf planet Ceres in the asteroid belt between the orbits of Mars and Jupiter. Image Credit: ESA/ATG...

An artist’s conception of the dwarf planet Ceres in the asteroid belt between the orbits of Mars and Jupiter. Image Credit: ESA/ATG...

An artist’s conception of the dwarf planet Ceres in the asteroid belt between the orbits of Mars and Jupiter. Image Credit: ESA/ATG...

An artist’s conception of the dwarf planet Ceres in the asteroid belt between the orbits of Mars and Jupiter. Image Credit: ESA/ATG...