July 23, 2018

Rosetta raises questions on how water got to Earth

December 11, 2014

New readings from the European Space Agency’s Rosetta mission have challenged the theory that comets brought water to Earth in a series of cataclysmic collisions during the solar system’s chaotic youth.

Live coverage: Atlas 5 blasts off from California

December 10, 2014

A United Launch Alliance Atlas 5 rocket lifted off Friday from Vandenberg Air Force Base in California with a classified payload for the National Reconnaissance Office. Launch occurred at 7:19 p.m. PST (10:19 p.m. EST; 0319 GMT).

Rover data suggest Mars crater once contained long-lived lake

December 10, 2014

Scientists analyzing imagery from NASA’s Curiosity Mars rover believe sediments left by an ancient lake more than three billion years ago formed a towering mountain that is set to be the robot’s research subject for the rest of its mission on the red planet.

Photos: Orion spaceship unloaded from USS Anchorage

December 10, 2014

Fresh home from a high-flying test flight Friday that took it 3,600 miles above Earth, NASA’s Orion spacecraft was pulled off a U.S. Navy recovery ship Monday night for initial inspections before a cross-country trip to its home base in Florida.

Orbital picks Atlas 5 to launch next space station cargo run

December 9, 2014

Orbital Sciences Corp. announced Tuesday it selected United Launch Alliance’s Atlas 5 rocket to launch a Cygnus space station resupply mission in late 2015 while the company redesigns its Antares booster with a new engine following a catastrophic failure seconds after liftoff in October.

Orion spacecraft back on land

December 9, 2014

A U.S. Navy transport ship carrying NASA’s first space-worthy Orion capsule arrived Monday in San Diego, where ground crews will offload the spacecraft for shipment back to its home port at the Kennedy Space Center in Florida.

New Horizons awake for Pluto encounter

December 8, 2014

Speeding through the outer solar system after a nine-year trek from Earth, NASA’s New Horizons spacecraft is awake and preparing for an encounter next summer with Pluto.

Photos: Orion capsule plucked from the Pacific

December 8, 2014

A recovery team stationed in the Pacific Ocean west of Baja California secured NASA’s Orion spacecraft and winched it into the flooded well deck of a U.S. Navy transport ship after the capsule splashed down into the sea to wrap up a successful four-and-a-half hour test flight.

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