Space News From SpaceDaily.Com

December 21, 2015

Two whacks is all it takes for spacewalk repair
Miami (AFP) Dec 21, 2015
Two solid whacks to a stuck brake handle was all it took for a spacewalking American astronaut to fix a stalled rail car outside the International Space Station, NASA said Monday. "That was pretty easy," Commander Scott Kelly said, according to a live broadcast of the spacewalk on NASA television, after he hit the stuck brake handle and got the car moving again. Kelly and his fellow spacewalker, US flight engineer Tim Kopra, made swift work of the job and accomplished their main mission in less ... read more

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Martian gullies likely contain 'no water': study Months after scientists announced "the strongest evidence yet" of liquid water on Mars, a study Monday said there was none at least in the valleys carved into numerous Red Planet slopes. ... more		New study details skeleton of the Milky Way galaxy Researchers with the Harvard-Smithsonian Center for Astrophysics claim to have traced the "skeletal structure" of the Milky Way galaxy. They shared their findings earlier this month in the Astrophysical Journal. ... more		SpaceX Falcon 9 launch scrubbed until Monday SpaceX postponed until Monday its first rocket launch since an explosion after liftoff destroyed its unmanned Dragon cargo ship bound for the International Space Station six months ago. ... more
				Piece by piece NASA is 3-D printing a rocket engine A NASA team moved a step closer to building a completely 3-D printed, high-performance rocket engine by manufacturing complex engine parts and test firing them together with cryogenic liquid hydroge ... more		Arianespace concludes record 2015 year with another success for Europe With 12 successful launches over 12 months, Arianespace's mission performance in 2015 was one for the record book - concluding with last week's Soyuz flight that further expanded the European Galile ... more

China builds ground service center for satnav system A ground data center that will support China's independent satellite navigation system was given the go-ahead Friday to offer location based services (LBS). Located in central China's Henan Pr ... more		Life Exploded on Earth After Slow Rise of Oxygen It took 100 million years for oxygen levels in the oceans and atmosphere to increase to the level that allowed the explosion of animal life on Earth about 600 million years ago, according to a UCL-l ... more		North Korea declares nuclear statehood 'permanently enshrined' ArianeGroup to develop next-generation M51.4 missile for French nuclear deterrent Comtech modem earns first sovereign certification for SES O3b mPOWER network		US Congress Set to Lift Ban on Russian RD-180 Rocket Engine A massive "must-pass" omnibus spending bill released by Congress on Wednesday would lift the current ban on Russian rocket engines being used to launch US military payloads into space. The new ... more
				Russia, China Sign Range of Space Industry Agreements Russia's space agency Roscosmos signed a cooperation agreement on Thursday with China National Space Administration. The document was signed at the 20th regular meeting of Russian and Chinese heads ... more		Putin Hopes Vostochny Comsodrome Completed According to Schedule Russian President Vladimir Putin expressed hope Thursday that the completion and the first launch from the Vostochny space center in Russia's Far East would be carried out according to the schedule. ... more

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Gemini and Keck Put New Spin on Galaxy Formation A team of Australian researchers used two Maunakea-based observatories - Gemini North and W. M. Keck Observatory - to discover why some galaxies are clumpy rather than spiral in shape and it appears ... more		Rare full moon on Christmas Day Not since 1977 has a full moon dawned in the skies on Christmas. But this year, a bright full moon will be an added gift for the holidays. December's full moon, the last of the year, is called ... more		New U.S.-European Sea Level Satellite Will Help Safeguard Ships at Sea Planet captures first light from Pelican-3 satellite as constellation expands Trump signs memorandum to deploy U.S. National Guard troops to Memphis		The Puzzle of the Origin of Elements in the Universe A rare nuclear reaction that occurs in red giants has been observed for the first time at the Gran Sasso National Laboratory in Italy. This result was achieved by the LUNA experiment, the world's on ... more
Galileo's dozen: 12 satellites now in orbit The pace of deploying Europe's own satellite navigation system continued to increase with launch of the latest pair of Galileo satellites, doubling the number of satellites in space within nine mont ... more		Creation of Jupiter interior, a step towards room temp superconductivity Hydrogen is the most abundant element in the universe, and a major component of stars such as the Sun, as well as gas-giant planets such as Jupiter and Saturn. In recent years, hydrogen's behavior a ... more		ESA and Arianespace ink James Webb Space Telescope launch contract ESA (The European Space Agency) and Arianespace have signed a launch services contract for the James Webb Space Telescope (JWST), to be orbited by an Ariane 5 ECA launch vehicle from the Guiana Spac ... more		Insight shipped to California for March launch to Mars NASA's next Mars spacecraft has arrived at Vandenberg Air Force Base, California, for final preparations before a launch scheduled in March 2016 and a landing on Mars six months later. Lockhee ... more

	A cosmic clumpy doughnut around black hole The most massive black holes in the universe are often encircled by thick, doughnut-shaped disks of gas and dust. This deep-space doughnut material ultimately feeds and nourishes the growing black h ... more		Focus on mineral for clues to beginning of biological life on earth In Earth's beginning, meteorites striking the planet to provide light may have carried an extraterrestrial mineral that, as it corroded in water, could have provided the essential chemical spark for ... more

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Euclid dark Universe mission ready to take shape		LADEE Mission Shows Force of Meteoroid Strikes on Lunar Exosphere		The awakened force of a star		Lunar Reconnaissance Orbiter snaps hires view of Earth rising		Unscheduled spacewalk likely on Monday
New Horizons team releases detailed slice of Pluto		Nearby star hosts closest alien planet in the 'habitable zone'		S3 delays ZeroG launch and IPO campaign		Meanwhile, in a galaxy not so far, far away		Focus on mineral for clues to beginning of biological life

Cassini Closes in on Enceladus, One Last Time

Asteroid WT24 looks even better second time around

ALMA reveals planetary construction sites

Survey Maps Neutral Hydrogen in Northern Sky

VERITAS detects gamma rays from halfway across the universe

Studies of Recent and Ancient Nepal Quakes Yield Surprises

NASA orders second Boeing Crew Mission to ISS

History of Andromeda Galaxy Studied Through Stellar Remains

New research shows Earth's tilt influences climate change

Physics of slow microscopic changes in magnetic structures revealed

Age of blueschist is not an indicator of when plate tectonics began

NASA spacewalk to fix ISS rail car

New metamaterial manipulates sound to improve acoustic imaging

Rocks Rich in Silica Present Puzzles for Mars Rover Team

New Mars rover findings revealed at American Geophysical Union Conference

Opportunity performs a week of robotic arm at Marathon Valley

Quasar outburst revises understanding of universe, quasars

Supernova explosion caught in the act

A new spin on star-forming galaxies

Monster planet is 'dancing with the stars'

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