April 2021 – Page 3 – Spaceflight Now

One of ULA’s four remaining Delta 4 rockets set to launch from California

April 25, 2021 Stephen Clark

United Launch Alliance ground crews on California’s Central Coast are gearing up to send a classified U.S. government spy satellite into orbit as soon as Monday — weather permitting — aboard one of the company’s four remaining Delta 4-Heavy rockets.

Live coverage: Soyuz lifts off from Vostochny Cosmodrome

April 25, 2021 Stephen Clark

The next batch of 36 OneWeb internet satellites lifted off at 6:14 p.m. EDT (2214 GMT) from the Vostochny Cosmodrome in Russia’s Far East. The Florida-built broadband satellites rode into orbit on a Russian Soyuz rocket procured under a contract with Arianespace.

Soyuz rocket set to launch more OneWeb internet satellites

April 24, 2021 Stephen Clark

A Soyuz rocket is standing on a launch pad at the Vostochny Cosmodrome in Russia’s Far East for liftoff Sunday with the next 36 satellites for OneWeb’s internet network, the sixth Soyuz mission dedicated to the commercial broadband constellation.

With SpaceX crew docking, it’s a full house on the International Space Station

April 24, 2021 Stephen Clark

A refurbished SpaceX Crew Dragon spaceship linked up with the International Space Station early Saturday more than 260 miles above Earth, delivering four veteran astronauts to the orbiting research complex and temporarily raising the lab’s crew complement to 11.

NASA’s Mars helicopter completes second, higher flight

April 23, 2021 Stephen Clark

The second flight of NASA’s Ingenuity helicopter in the Martian atmosphere Thursday took the rotorcraft higher than its first hop. A third takeoff as soon as Sunday will take the helicopter more than 150 feet away from its makeshift airfield as engineers attempt more daring test flights.

SpaceX launches astronauts on recycled capsule and ‘flight-proven’ rocket

April 23, 2021 Stephen Clark

A SpaceX Falcon 9 rocket ferried a multinational crew into orbit at the break of dawn Friday with a spectacular sky-lighting launch from NASA’s Kennedy Space Center in Florida, dazzling early risers along the East Coast with a flawless start to a planned six-month expedition on the International Space Station.

Crew-2 mission timeline

April 22, 2021 Stephen Clark

This detailed mission timeline covers major vehicle and crew activities during the Crew-2 countdown and rendezvous with the International Space Station.

In another first, NASA’s Perseverance rover generates oxygen on Mars

April 22, 2021 Stephen Clark

In another first on Mars, an instrument inside NASA’s Perseverance rover has made oxygen out of carbon dioxide sucked in from the planet’s atmosphere, officials said Wednesday. The technology could help future astronauts “live off the land” by generating their own rocket fuel and breathing air.

Live coverage: Crew Dragon spacecraft docks with International Space Station

April 22, 2021 Stephen Clark

After a one-day delay to wait for improved conditions in the offshore abort zone, SpaceX and NASA launched four astronauts at 5:49 a.m. EDT (0949 GMT) Friday aboard a Falcon 9 rocket and Crew Dragon spaceship from Kennedy Space Center in Florida. The astronauts docked with the International Space Station at 5:08 a.m. EDT (0908 GMT) Saturday for a planned six-month mission.

SLS core ready for shipment to Florida; NASA still hopes for late 2021 launch

April 21, 2021 Stephen Clark

Teams at Stennis Space Center in Mississippi removed the core of NASA’s first Space Launch System heavy-lift rocket from a test stand earlier this week for loading onto a barge to carry it to Kennedy Space Center in Florida, where the rocket stage is due to arrive by the end of the month to start final preparations for a test flight around the Moon.