Summer of Discontent: 25 Years Since the Shuttle Hydrogen Leaks (Part 2)

In one of the most historic shuttle-era photographs ever taken, this image shows the STS-38/Atlantis stack (at right) returning to the Vehicle Assembly Building (VAB) for repairs on 9 August 1990. In doing so, it passed the STS-35/Columbia stack (at left), which was returning to the launch pad after several weeks of extensive repair […]

Summer of Discontent: 25 Years Since the Shuttle Hydrogen Leaks (Part 1)

Pictured in September 1990, the problem-plagued STS-35 stack is shown in the foreground, on Pad 39A, with the STS-41 stack in the background on Pad 39B. Photo Credit: NASA

A quarter-century ago, in the summer of 1990, the shuttle program was in chaos. Less than two years since the resumption of flight operations in […]

NASA Preparing for Juno's Historic Arrival at Jupiter, One Year Out

Artist's concept of the Juno spacecraft approaching Jupiter in 2016. Image Credit: NASA / JPL

Artist’s concept of the Juno spacecraft approaching Jupiter in 2016. Image Credit: NASA / JPL

“Jupiter’s welcome to more from his Juno if he can get it.” – Johann Wolfgang von Goethe

While NASA and space enthusiasts the world over are waiting for New Horizons’ unprecedented Pluto flyby, the space agency is […]

To Follow After Knowledge: STS-41 and the Odyssey of Ulysses

Pictured in its horizontal position in Discovery’s payload bay, the circular dish antenna and Radioisotope Thermoelectric Generator (RTG) of Ulysses are clearly visible in this image. Photo Credit: NASA

Human hands have stretched far into the cosmos during our half-century of exploring the final frontier. Men and women have circled hundreds of miles above […]