Reused Falcon Launches Iridium-6 and GRACE-FO Satellites from Vandenberg

Laden with seven satellites, the Upgraded Falcon 9 launches from Vandenberg on-time at 12:47 p.m. PDT Tuesday, 22 May. Photo Credit: NASA

Five Iridium NEXT global mobile communications satellites and a pair of formation-flying, gravity-measuring spacecraft rose to orbit earlier today (Monday, 22 May) aboard an Upgraded Falcon 9 booster. Liftoff of the 230-foot-tall […]

Antares Launches Ninth Cygnus Cargo Delivery Mission to Space Station

The Orbital ATK Antares rocket, with the Cygnus spacecraft onboard, launches from Pad-0A, Monday, May 21, 2018 at NASA’s Wallops Flight Facility in Virginia. Orbital ATK’s ninth contracted cargo resupply mission with NASA to the International Space Station will deliver approximately 7,400 pounds of science and research, crew supplies and vehicle hardware to the […]

Attitude Control Game: Remembering Skylab's Fateful Launch, 45 Years Ago

The Saturn V which launched Skylab was visually quite distinct from its predecessors. Although it possessed the S-IC and S-II first and second stages, the place of the third stage (S-IVB) was taken by the inert space station. Photo Credit: NASA

Forty-five years ago, this month, America almost lost its first space station. On […]

Cygnus Raised for Pre-Dawn OA-9 Launch to Space Station Monday from Virginia

The Orbital ATK Antares rocket, with the Cygnus spacecraft onboard, is raised at launch Pad-0A, Friday, May 18, 2018 at Wallops Flight Facility in Virginia. The Antares will launch with the Cygnus spacecraft filled with 7,400 pounds of cargo for the International Space Station (ISS), including science experiments, crew supplies, and vehicle hardware. The […]

Expedition 55 Spacewalkers Tend to Station Cooling System on 50th Quest-Based EVA

Expedition 55 spacewalkers Drew Feustel (right) and Ricky Arnold (left), pictured inside the Quest airlock with crewmate Norishige Kanai. Photo Credit: NASA/Twitter

Expedition 55 spacewalkers Drew Feustel and Ricky Arnold have completed a six-hour and 31-minute session of Extravehicular Activity (EVA), outside the International Space Station (ISS), during which they removed a 235-pound (107 […]

The Right Man: Remembering Gordon Cooper's Day-Long Mercury Mission, 55 Years On

The Atlas booster rises from Pad 14 on 15 May 1963, carrying Gordon Cooper on his day-long Faith 7 mission. His was the longest single U.S. piloted spaceflight at that time. Photo Credit: NASA

Early on 14 May 1963, a hotshot pilot lay on his back in a tiny capsule, atop a converted ballistic […]

‘Beautiful View’: Remembering America’s First Manned Mission to Space, 57 Years Ago This Week

On the deck of the U.S.S. Lake Champlain, Alan Shepard checks out the interior of Freedom 7 – the vehicle which had protected him from the rigours of a launch and high-G acceleration, had kept him alive and well in the most hostile environment ever encountered by humanity and sustained him throughout a perilous […]

In Honor of Chandra: 20 Years Since the Naming of NASA's Wild-Orbiting X-Ray Observatory

Backdropped by the stunning vista of Earth, the Chandra X-ray Observatory departs Columbia to begin its voyage of exploration. Photo Credit: NASA

Twenty years ago, this week, NASA opened a worldwide contest to name its third Great Observatory, devoted to X-ray studies of the Universe. Previously known as the Advanced X-ray Astrophysics Facility (AXAF), […]

Sampling the Moon: Remembering the Lost Moonwalks of Apollo 13 (Part 2)

Jim Lovell and Fred Haise participate in lunar surface training in February 1970. Their target was the Moon’s Fra Mauro foothills. Photo Credit: NASA

In an alternate universe, Jim Lovell and Fred Haise should have been the fifth and sixth sons of humanity to have walked the surface of an alien world. In April […]

Sampling the Moon: Remembering the Lost Moonwalks of Apollo 13 (Part 1)

Artist’s concept of Apollo 13 astronauts Jim Lovell and Fred Haise exploring Fra Mauro. The Lunar Module (LM) Aquarius is visible in the background. Their lost surface explorations subsequently passed to Apollo 14 crewmen Al Shepard and Ed Mitchell. Image Credit: Teledyne Brown

Had the cruelty of fate not intervened, almost a half-century ago, […]