NASA Goes With 'Option B' for Future Asteroid Redirect Mission

The Asteroid Redirect Vehicle, part of NASA's Asteroid Initiative concept, is shown traveling to lunar orbit using its solar electric propulsion system in this artist's concept. Image credit: NASA

The Asteroid Redirect Vehicle, part of NASA’s Asteroid Initiative concept, is shown traveling to lunar orbit using its solar electric propulsion system in this artist’s concept. Image credit: NASA

Asteroids are getting a lot of attention, today in particular, because asteroid 2014 YB35 will be coming within 0.03 Astronomical Units (AU) of Earth. There […]

Ambitious One-Year Mission Counting Down to Friday Launch (Part 2)

Scott Kelly participates in a Soyuz spacecraft training session, ahead of his scheduled 27/28 March launch with Gennadi Padalka and Mikhail Kornienko. Photo Credit: NASA

Twenty-four hours now remain before Soyuz TMA-16M is scheduled to rocket toward the International Space Station (ISS), carrying Russian cosmonauts Gennadi Padalka and Mikhail Kornienko and U.S. astronaut Scott […]

Identical Twin, Former Paratrooper, and Ecologist to Launch Friday Aboard Soyuz TMA-16M (Part 1)

Soyuz TMA-16M will launch on 27 March 2015, carrying (from left) Scott Kelly, Gennadi Padalka, and Mikhail Kornienko. Photo Credit: NASA

Two sons of Earth are presently enjoying their final hours in terrestrial gravity, before embarking on almost an entire orbit of the Sun, as they prepare to journey to the International Space Station […]

The Fortune of John Young: 50 Years Since Gemini 3 (Part 2)

Aboard a recovery helicopter after their splashdown on 23 March 1965, Gus Grissom (left) became the first man to record two space missions and John Young concluded the first flight in one of the most dramatic space careers of all time. Photo Credit: NASA

At just under five hours, the mission of Gemini 3 […]

Ongoing Research and Preparations for New Crew Arrival Highlight Busy Week for Expedition 43

Expedition 43 commander and NASA astronaut Terry Virts working inside the Cupola last week. Photo Credit: NASA / @AstroTerry via Twitter

SPACE STATION WEEKLY UPDATE March 16 – March 22, 2015 — Over the last two weeks, the International Space Station (ISS) saw the end of one expedition and the beginning of another when […]

The Misfortune of Al Shepard: 50 Years Since Gemini 3 (Part 1)

In addition to carrying the equipment of the prime crew, Gemini 3 backups Wally Schirra (third from the right) and Tom Stafford (second from right) saw to it that they fulfilled the mission’s humor requirements. As a result, Gemini 3 would forever come to be known as “The Corned Beef Sandwich Mission.” Photo Credit: […]

Repair and Salvage: The First 50 Years of Spacewalking (Part 4)

During his historic untethered EVA with the Manned Maneuvering Unit (MMU) on 7 February 1984, Bruce McCandless ventured as far as 300 feet (90 meters) from Challenger. Photo Credit: NASA

Ironically, the spacecraft from which the most Extravehicular Activities (EVAs) were performed—the space shuttle—was not originally intended to carry the capability for spacewalking at […]

Operational EVAs: The First 50 Years of Spacewalking (Part 3)

The final Skylab mission marked the first occasion on which a spacewalk was conducted on Christmas Day. Photo Credit: NASA

Three weeks have now passed since a trio of Extravehicular Activities (EVAs) took place outside the International Space Station (ISS) to prepare the orbital outpost for a significant period of expansion and hardware relocation […]

Walking on an Alien World: The First 50 Years of Spacewalking (Part 2)

A mere four years after humanity’s first spacewalk, EVA and space suit technology advanced sufficiently to permit Neil Armstrong’s historic first steps on the Moon. Photo Credit: NASA

Fifty years ago, yesterday, on 18 March 1965, humanity became an “extravehicular” spacefaring civilization for the first time, when 30-year-old Soviet cosmonaut Alexei Leonov ventured outside […]

Soyuz TMA-17M Crew Ready for May Launch to Space Station

Soyuz TMA-17M crewmen (from left) Kimiya Yui, Oleg Kononenko and Kjell Lindgren discuss their upcoming expedition at yesterday’s press conference at the Johnson Space Center (JSC) in Houston, Texas. Photo Credit: Michael Galindo/AmericaSpace

Three spacefarers from three discrete nations are currently entering their final weeks on Earth, ahead of launch towards the International Space […]