Space Tourism, Space Transport and Space Exploration News

July 23, 2015

NASA discovers closest Earth-twin yet
Miami (AFP) July 23, 2015
Astronomers hunting for another Earth have found the closest match yet, a potentially rocky planet circling its star at the same distance as our home orbits the Sun, NASA said Thursday. Named Kepler 452b, the planet is about 60 percent larger than Earth. It could have active volcanoes, oceans, sunshine like ours, twice as much gravity and a year that lasts 385 days, scientists said. "Today we are announcing the discovery of an exoplanet that, as far we can tell, is a pretty good close cousin to ... read more

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Battling Satellite Interference As satellite communications becomes a more important piece of both day-to-day life and national security, interference with those communications becomes a critical challenge. Last week SatCom Fronti ... more		Antarctic Offers Insights Into Life on Mars The cold permafrost of Antarctica houses bacteria that thrive at temperatures below freezing, where water is icy and nutrients are few and far between. Oligotrophs, slow-growing organisms that prefe ... more		Opportunity heading into Marathon Valley Opportunity is on the west rim of Endeavour Crater heading into 'Marathon Valley.' On Sol 4072 (July 8, 2015), the rover collected some targeted 13-filter Panoramic Camera (Pancam) images and some N ... more
				Earth and Mars Could Share A Life History While life is everywhere on Earth, there is much debate about how it began. Some believe it originated naturally from the chemistry found on our planet as it evolved. Others hypothesize that life - ... more		New Method Finds Best Candidates for Telescope Time If life exists on planets beyond our Solar System, its presence could be obscured by the haze and clouds in the planet's atmosphere. Even next generation telescopes - such as the James Webb Space Te ... more

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Solar systems for home and business installations

Airbus DS to build JUICE, ESA's next life-tracker inside the Solar System The European Space Agency (ESA) has selected Airbus Defence and Space as the prime contractor to develop and build the JUICE (JUpiter ICy moons Explorer) spacecraft. JUICE is the first large mission ... more		Japan space scientists hunting for new asteroid name Japanese space scientists are on the hunt for a new name for an asteroid that may contain the secret of life, with a public competition beginning Wednesday. ... more		U.S. defense in free fall U.S. and Saudis conduct Middle East's largest counter-drone exercise Saudi Arabia and Pakistan sign mutual defense pact		Dawn Maneuvering to Third Science Orbit NASA's Dawn spacecraft is using its ion propulsion system to descend to its third mapping orbit at Ceres, and all systems are operating well. The spiral maneuvering over the next five weeks will tak ... more
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