A proof-of-concept 3-D printing job using lunarlike material shows that quick-and-dirty tools or spare parts could be manufactured on the moon. John Matson reports
Dec 4, 2012
Global 3-D climate simulations for plausible Martian atmospheres show that even with a much thicker CO2 layer, the greenhouse effect could not have warmed Mars above freezing. John Matson reports.
Nov 28, 2012 | 1
Thanks to gravitational lensing by a cluster of galaxies, the light emitted by a small galaxy 13.3 billion years ago has reached Earth. John Matson reports
Nov 20, 2012 | 2
A planet at least seven times as massive as Earth orbits comfortably in the habitable zone of the star HD 40307. John Matson reports
Nov 13, 2012 | 2
Fomalhaut b looked like an exoplanet to some astronomers and like dust to others. But new analyses strengthen the planet view. John Matson reports
Nov 6, 2012 | 1
A chemical analysis of lunar samples now points to the solar wind being behind the ultrathin dusting of water molecules first detected in 2009 from spacecraft measurements. John Matson reports
Oct 23, 2012 | 2
An analysis of the Huygens probe's sensor data has reconstructed bouncing and skidding, moments before it came to rest on Titan. John Matson reports
Oct 15, 2012 | 1
A star orbiting the galactic center's black hole in just 11.5 Earth years should provide data for studying how gravity works near an extremely massive object. John Matson reports
Oct 5, 2012
Smaller ground-based telescopes produce research results that get more citations per dollar spent than the big guys. John Matson reports
Oct 1, 2012 | 1
UV light, which radiates from stars and galaxies, can induce rapid changes in icy hydrocarbon molecules cooled to 5 kelvins, as on a comet. John Matson reports
Sep 24, 2012 | 15
In the J0651 binary system two white dwarf stars orbit each other in less than 13 minutes--and it's getting a little faster all the time. John Matson reports
Sep 17, 2012 | 18
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