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New discoveries from Rosetta put comet 67P in focus
Scientists have released new findings from the European Space Agency's Rosetta mission, adding fresh pages to a catalog of comet data that officials promise will swell with more discoveries over the rest of the year.
Former Atlas launch pad gets a new tenant
A decommissioned launch facility at Cape Canaveral where some of America's first interplanetary missions left Earth will now be used as a test site for a commercial moon lander.
Europe, China issue call for joint science mission
Europe and China are planning a joint robotic space mission for launch in 2021, and officials are asking scientists to propose projects aimed at research in astronomy, exploring the solar system, or investigations in fundamental physics.
Orbital Sciences signs contract for new Antares engines
Orbital Sciences Corp. and Energia have signed a contract worth approximately $1 billion for up to 60 Russian-made RD-181 rocket engines to power the redesigned first stage of the commercial Antares launcher.
Did two more Iridium satellites collide with space debris?
Two mystifying incidents last year involving separate Iridium communications satellites have experts wondering whether the spacecraft collided with tiny fragments of space junk.
Readers share their views of Tuesday’s Atlas 5 launch
A powerful Atlas 5 rocket fitted with a kerosene-burning main engine and five solid-fueled boosters lit up Florida's Space Coast with Tuesday night's blastoff carrying a U.S. Navy communications satellite into orbit. We present a sample of launch photos submitted by Spaceflight Now's readers.
Chinese pathfinder probe arrives in lunar orbit
A Chinese spacecraft launched in October has settled into a circular orbit around the moon for rendezvous simulations and reconnaissance to prepare for a planned lunar sample return mission, according to state media reports.
Next Falcon 9 launch rescheduled for Feb. 8
The next liftoff of SpaceX's Falcon 9 rocket has been reset for no earlier than Feb. 8, NOAA and NASA officials said Tuesday, apparently to give the launch provider more time to prepare for the mission.
Dawn’s camera resolves fuzzy features on Ceres
NASA's Dawn spacecraft is tantalizing scientists with new imagery of Ceres, a dwarf planet orbiting the sun between Mars and Jupiter, as the probe closes in on the icy world for 16 months of up-close observations.
NASA outlines why it passed over Sierra Nevada
NASA cited the complexity of Sierra Nevada's Dream Chaser space plane and an uncertainty of when the proposed crew transport craft would be ready to fly astronauts to the International Space Station as the primary reasons the agency picked Boeing and SpaceX for lucrative contracts to develop commercial space taxis.