Some Late Changes: Remembering Discovery's Space Station Mission, 20 Years On

20 years ago today, shuttle Discovery flew to the @Space_Station, on a mission packed with science, spacewalking and supplies. […]

Nice Round Number: Remembering the Arrival of Canadarm2, 20 Years On

OTD in 2001, the Big Arm was launched to @Space_Station, enabling a critical tool which for 20 years has helped build, maintain & restock the orbital outpost. […]

A Mission Cut Short: Remembering STS-44, OTD in 1991

OTD in 1991, the crew of #Atlantis became the last shuttle astronauts to land on a dry lakebed runway & with no family to welcome them home. […]

A New Vehicle: Remembering Atlantis' STS-101 Mission, 20 Years On

Jim Voss manipulates the Russian-built Strela (“Arrow”) cargo crane during STS-101. Photo Credit: NASA

As the United States readies itself for the launch of an entirely new space vehicle next week—the long-awaited voyage of the Demo-2 Crew Dragon, carrying NASA astronauts Doug Hurley and Bob Behnken—today also marks 20 years since a (virtually) brand-new […]

Remembering the Dogs of War: 25 Years Since Discovery Closed Out the Shuttle's Military Career

The STS-53 crew, aboard Discovery, during their mission, a quarter-century ago. From left are Guy Bluford, Michael “Rich” Clifford, Dave Walker, Jim Voss and Bob Cabana. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Twenty-five years ago, the five-man crew of shuttle Discovery settled into orbit for a mission about which a cloak of secrecy […]

'Because I'm Scared to Death': 25 Years Since the Shortened Mission of STS-44 (Part 2)

Fred Gregory leads the STS-44 crew out of the Operations & Checkout (O&C) Building at the Kennedy Space Center (KSC), 25 years ago, this week. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Twenty-five years ago, this week, what should have been the third-longest space shuttle mission of its time—and the longest Department of Defense […]

'Not a Dysfunctional Family': 25 Years Since the Shortened Mission of STS-44 (Part 1)

The Defense Support Program (DSP) satellite, attached to is Boeing-built Inertial Upper Stage (IUS) booster, is deployed from Atlantis’ payload bay at the beginning of the STS-44 mission. Photo Credit: NASA

A quarter-century has now elapsed since a space shuttle mission was forced to come home early, having already lost its original commander […]

'Easier to Destroy Than Create': 15 Years Since STS-105 (Part 2)

STS-105 Mission Specialist Dan Barry translates along the U.S. Destiny lab during one of the flight’s two EVAs. Photo Credit: NASA

Fifteen years have now passed since Shuttle Discovery dropped off and picked up crew members at the International Space Station (ISS) and supported a pair of Extravehicular Activities (EVAs) to transition the […]

'To Train a Mission': 15 Years Since STS-105 (Part 1)

Fifteen years have now passed since STS-105 exchanged crews and supplies at the International Space Station (ISS). Photo Credit: NASA

Fifteen years ago, this month, 10 astronauts and cosmonauts from the United States and Russia celebrated 1,000 days of orbital operations for the International Space Station (ISS). In August 2001, Shuttle Discovery’s STS-105 […]

Doorway to the Future: 15 Years Since STS-104 (Part 2)

Expedition 46 Commander Scott Kelly departs the Quest airlock on 28 October 2015 to begin an EVA with crewmate Kjell Lindgren. Photo Credit: NASA

Fifteen years ago, this week, the crew of STS-104—Commander Steve Lindsey, Pilot Charlie Hobaugh, and Mission Specialists Mike Gernhardt, Janet Kavandi, and Jim Reilly—rocketed into the pre-dawn darkness to […]