Astronauts finish replacing batteries on port side of ISS

Astronauts finish replacing batteries on port side of ISS

Three months after the first all-female spacewalk, NASA astronauts Christina Koch and Jessica Meir ventured outside the International Space Station twice in five days to complete work replacing batteries, helping to set the stage for the next decade of ISS operations.

Read More

SpaceX's cargo Dragon spacecraft returns to Earth

SpaceX's cargo Dragon spacecraft returns to Earth

SpaceX’s CRS-19 Dragon is safely back on Earth today after 33-days in space, including 30 days berthed with the International Space Station. The spacecraft splashed down just off the coast of Baja California on Jan. 7, 2020, carrying several tons of experiments and equipment returned from the ISS.

Read More

Thanks for making 2019 the best year yet for Orbital Velocity

Thanks for making 2019 the best year yet for Orbital Velocity

With 2019 coming to a close, I want to thank everybody who read, liked, commented and shared Orbital Velocity content. It sincerely means a lot to me and I hope to continue bringing you the best content I can about human spaceflight throughout 2020 and beyond!

Read More

Starliner lands after abbreviated inaugural mission

Starliner lands after abbreviated inaugural mission

Some 48 hours after an internal clock error prevented the uncrewed Orbital Flight Test Starliner spacecraft from entering the correct orbit to get to the International Space Station, the capsule was commanded to return to Earth.

Starliner landed at 12:58 UTC Dec. 22, 2019, at White Sands Missile Range in New Mexico. Using a combination of parachutes and airbags, the capsule gently touched down just before sunrise.

Read More

Starliner's Orbital Flight Test mission 'go' for launch

Starliner's Orbital Flight Test mission 'go' for launch

After years of development, the first orbital flight of Boeing’s Starliner is imminent. This uncrewed test is slated for a week-long trip to the International Space Station.

Starliner’s Orbital Flight Test, or OFT, is expected to take to the skies at 11:36 UTC Dec. 20, 2019, from Space Launch Complex 41 at Cape Canaveral Air Force Station in Florida.

Read More

NICER data helps create 1st pulsar surface map

NICER data helps create 1st pulsar surface map

An instrument aboard the International Space Station has obtained the “best-ever” measurements of a pulsar and helped scientists create the first surface map of this special type of neutron star.

Using NASA’s Neutron star Interior Composition Explorer, or NICER, astrophysicists were able to gather “precise and dependable” X-ray measurements to determine the size and mass of a pulsar.

Read More

After years of delays, the first SLS core stage is complete

After years of delays, the first SLS core stage is complete

The first flight core for the long-delayed Space Launch System is finally complete and ready for final testing ahead of the Artemis 1 mission. On Dec. 9, 2019, NASA unveiled the 8.4-meter-wide, 64.6-meter-long stage to members of the media at the agency’s Michoud Assembly Facility in New Orleans.

Read More

Two cargo spacecraft en route to space station

Two cargo spacecraft en route to space station

Two unpiloted cargo spacecraft are racing to catch up to and rendezvous with the International Space Station after flawless launches on opposite sides of the planet.

At 17:29 UTC Dec. 5, 2019, SpaceX launched its CRS-19 Dragon spacecraft atop a Falcon 9 from Cape Canaveral Air Force Station. About 16 hours later, at 9:34 UTC Dec. 6, Russia launched its Progress MS-13 freighter atop a Soyuz 2.1a rocket from Baikonur Cosmodrome in Kazakhstan.

Read More

Alpha Magnetic Spectrometer gets new cooling pump

Alpha Magnetic Spectrometer gets new cooling pump

NASA astronaut Drew Morgan and European Space Agency astronaut Luca Parmitano competed the third of four planned spacewalks to repair the Alpha Magnetic Spectrometer particle physics experiment at the International Space Station.

Read More