February 24, 2018

Delta 4-Heavy selected for launch of solar probe

March 18, 2015

A NASA spacecraft that will fly closer to the sun than any mission before will launch on a Delta 4-Heavy rocket in 2018, requiring a boost from the largest active launcher in the U.S. inventory and repeated flybys around Venus to reach an operating post inside the solar atmosphere.

SpaceX puts off next Falcon 9 launch

March 17, 2015

SpaceX’s next launch with a European-built communications satellite has been delayed to no earlier than March 28 to study a problem with a helium pressurization system on the Falcon 9 rocket, officials said Tuesday.

Lockheed Martin throws its hat into ISS cargo competition

March 17, 2015

Lockheed Martin has proposed a semi-reusable resupply platform to send up cargo to the International Space Station beginning in 2018, adding another competitor to a crowded list of companies bidding to win multibillion-dollar contracts from NASA.

More views of Thursday night’s Atlas 5 launch

March 15, 2015

Spaceflight Now’s readers sent in photos from Thursday night’s launch of four NASA satellites aboard an Atlas 5 rocket, marking a fiery start to a mission probing the fundamental workings of the magnetic bubble shielding Earth from cosmic radiation.

Hubble observations reveal ocean on Ganymede

March 13, 2015

Scientists using the Hubble Space Telescope have found the best evidence yet of a salty ocean of liquid water lurking beneath the surface of Jupiter’s largest moon Ganymede, ripening the icy world’s allure as mission planners design probes for more detailed exploration.

Photos: Soyuz landing craft touches down in wintry Kazakhstan

March 12, 2015

A three-member space crew returned to Earth just after sunrise Thursday in Kazakhstan, descending through a sun-splashed sky under an orange and white parachute before dipping through fog for a rocket-cushioned touchdown on the snowy steppes of Central Asia.

Live coverage: Space station crew back on Earth

March 11, 2015

Three crew members departed the International Space Station on Wednesday and descended back to Earth, touching down in Kazakhstan aboard the Soyuz TMA-14M capsule at 10:08 p.m. EDT (0208 GMT Thursday).

Powerful solid rocket motor fired in Utah

March 11, 2015

A solid-fueled rocket booster fired for more than two minutes in Utah on Wednesday, spewing a torrent of glowing hot flame against a hillside in a key test for the Space Launch System, a behemoth rocket NASA is developing to send astronauts on long-distance voyages into space.

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