Speed and Power: Remembering Columbia's STS-52 Launch, 25 Years Later

Twenty-five years ago, STS-52 launched on a truly international mission, with U.S., European and Canadian participation. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

“A very long six seconds,” said STS-52 Commander Jim Wetherbee, of his final moments on Earth, “because by now, your brain’s working overtime!” A quarter-century ago, today, on 22 October 1992, Wetherbee […]

Handover Complete? 10 Years Since Whitson Became First Female Space Station Commander

Commander Peggy Whitson (back right) affixes her crew’s Expedition 16 patch to a surface aboard the International Space Station (ISS), as outgoing Expedition 15 Commander Fyodor Yurchikhin (back left) looks on. Photo Credit: NASA

The event was almost an anticlimax. On 19 October 2007, ten years ago today, Peggy Whitson became the first woman […]

A Billion Miles to Saturn: 20 Years Since the Launch of Cassini

The second Titan IVB roars aloft on 15 October 1997, carrying the Cassini mission to Saturn. Photo Credit: NASA

In the pre-dawn darkness of 15 October 1997, exactly two decades ago, this very day, one of the largest and most powerful rockets ever brought to operational service was poised for launch on Space Launch […]

Three Spacefarers from Three Nations Prepare for Four-Month Mission to Space Station

Soyuz MS-07 crew consists of Commander Anton Shkaplerov (center), with Scott Tingle (right) as Flight Engineer-1 and Norishige Kanai (left) as Flight Engineer-2. Photo Credit: NASA/Twitter

Three spacefarers from the United States, Russia and Japan gathered at the Johnson Space Center (JSC) in Houston, Texas, yesterday (Wednesday, 11 October), to discuss their upcoming voyage […]

Record-Setting Marine Corps Spacewalker Leads Ambitious EVA-45 at Space Station

Randy Bresnik (with red stripes) and Mark Vande Hei totaled six hours and 26 minutes during Tuesday’s U.S. EVA-45. Photo Credit: NASA/Sergei Ryazansky/Twitter

The U.S. Marine Corps is celebrating a new service record today, after Expedition 53 Commander Randy “Komrade” Bresnik—a retired colonel—became the service’s most seasoned spacewalker. Having already become the first Marine […]

Complexity and Challenge: Dawn Project Manager Speaks of Difficult Voyage to Vesta and Ceres

This artist’s concept shows NASA’s Dawn spacecraft heading toward the dwarf planet Ceres. Credit: NASA/JPL-Caltech

A decade of operations in deep space is no longer a unique understanding, as we have seen in recent weeks, as Cassini ended 13 years of spectacular science at Saturn and the international Dawn mission celebrated ten years exploring […]

Expedition 53 Spacewalkers Replace Latching End Effector, First Canadarm2 Major Maintenance in 16 Years

Expedition 53 Commander Randy Bresnik (with red stripes on the legs of his suit) and Mark Vande Hei labor outside the International Space Station (ISS) to remove and replace Latching End Effector (LEE)-A on Canadarm2. Photo Credit: NASA/CSA/Jason Seagram/Twitter

Two astronauts representing the Marine Corps and Army branches of the U.S. Armed Forces ventured […]

Three Spacewalks Ahead for Expedition 53 Crew

Veteran spacewalker Randy Bresnik will lead all three upcoming sessions of Extravehicular Activity (EVA). Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Three U.S. astronauts will venture outside the International Space Station (ISS) over the next two weeks to undertake a series of maintenance tasks on the exterior of the orbiting outpost. Expedition 53 Commander Randy […]

Two Missions to Two Worlds: Ten Years of Exploration by NASA's Dawn Spacecraft

A processed still image from Dawn with Ceres as a crescent as seen on April 10, 2015. Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

Ten years ago, NASA’s Dawn spacecraft launched atop a Delta II Heavy booster from Cape Canaveral Air Force Station, Fla., bound for one of the most audacious missions of exploration ever undertaken in human history. […]

Ten Years of Dawn: A Decade of Operations for Humanity's First Double-Orbiter

This artist’s concept shows NASA’s Dawn spacecraft heading toward the dwarf planet Ceres. Credit: NASA/JPL-Caltech

“I’m ecstatic,” said Sarah Gavit of NASA’s Jet Propulsion Laboratory (JPL) in December 2001, when the space agency announced that the Dawn mission to orbit and explore the dwarf planets Ceres and Vesta—a pair of worlds deep within the […]