Partners in Space: 40 Years Since the Remarkable Voyage of Apollo-Soyuz (Part 3)

Tom Stafford (right) shakes hands with his counterpart Alexei Leonov in the docking module tunnel on 17 July 1975. This grainy image represents the first serious effort at co-operation between the United States and Russia in human space exploration. Photo Credit: NASA

For almost two decades, the United States and Russia have collaborated in […]

Rosetta Update: Team Ramps Up for Perihelion, Communications With Philae, and Remembering Dr. Claudia Alexander

From ESA: ” This image focuses on Apis and Atum regions on Comet 67P/Churyumov–Gerasimenko’s large lobe in the foreground, with parts of the small lobe in the background. The image is a mosaic of two OSIRIS narrow-angle camera images. The images were acquired on 5 September 2014 when Rosetta was about 40 km from […]

Atlas V Launch of 70th USAF GPS Commemorates 20th Anniversary of Famed Navigation System

Launch of the GPS IIF - 10 from Playalinda Beach. Photo Credit: Alan Walters/AmericaSpace

Launch of the GPS 2F-10 from Playalinda Beach near Cape Canaveral. Photo Credit: Alan Walters/AmericaSpace

The July 15 launch from Cape Canaveral’s Launch Complex 41 of the Air Force/Boeing GPS 2F-10 navigation spacecraft on a United Launch Alliance Atlas V 401 marks the 20th anniversary of a fully operational GPS constellation.

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One Day to Pluto: Looking Back at Humanity's First-Time Successful Encounters With the Sun's Planets

Tomorrow’s historic flyby of the dwarf planet Pluto and its binary companion, Charon, will mark the completion of humanity’s first-time exploration of each of the Solar System’s nine traditional planets. Photo Credit: NASA

Tomorrow, the United States will become the first nation to have conducted a close-range reconnaissance of all nine “traditional” planets in […]

Partners in Space: 40 Years Since the Remarkable Voyage of Apollo-Soyuz (Part 2)

Apollo 18, with its docking module (left), approaches Soyuz 19 for the first joint U.S.-Russian manned space exercise in July 1975. Image Credit: NASA

For almost two decades, the United States and Russia have collaborated in the grandest scientific, engineering, and human endeavor ever undertaken in human history: the construction of the International Space […]

Two Days to Pluto: Guiding New Horizons to the Solar System's Ragged Edge (Part 2)

Whether a dwarf planet, plutoid, trans-Neptunian object or Kuiper Belt object, Pluto has emerged from the gloom to reveal her secrets. Image Credit: NASA-JHUAPL-SWRI

We’re nearly there.

Eighty-five years after it was first identified by U.S. astronomer Clyde Tombaugh and subsequently named by English schoolgirl Venetia Burney, 39 years since its surface was first […]

Partners in Space: 40 Years Since the Remarkable Voyage of Apollo-Soyuz (Part 1)

Tom Stafford (right) shakes hands with his counterpart Alexei Leonov in the docking module tunnel on 17 July 1975. This grainy image represents the first serious effort at co-operation between the United States and Russia in human space exploration. Photo Credit: NASA

For almost two decades, the United States and Russia have collaborated in […]

Three Days to Pluto: Guiding New Horizons to the Solar System's Ragged Edge (Part 1)

Artist’s concept of the New Horizons spacecraft during its planned encounter with Pluto and its moon, Charon. Image Credit: NASA

After 9.5 years, 114 months, more than 490 weeks, and around 3,500 days since launch, NASA’s New Horizons mission is now into double-figure-hours as it initiates the final countdown toward a historic rendezvous on […]

Cassidy Appointed Next Chief of Astronaut Office, Others Move to Management, As NASA Makes Commercial Crew Decisions

Chris Cassidy is helped from Soyuz TMA-08M by a group of supportive hands, including Chief Astronaut Bob Behnken (left) in September 2013. Behnken has now handed the reins of the Astronaut Office to Cassidy as the next chief. Photo Credit: NASA

Less than two years since returning from his most recent mission, and after […]

One Week to Pluto: An Outcast World, In From the Cold (Part 2)

An artist’s depiction of New Horizons encountering a Kuiper Belt Object (KBO). Image Credit: Johns Hopkins University APL/Southwest Research Institute (JHUAPL/SwRI)

Tomorrow morning, less than 100 hours will remain before the first machine fashioned by human hands completes the initial reconnaissance of the last of the Solar System’s “traditional” nine planets. NASA’s New Horizons […]