Space
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Space
Saving the Earth with dynamical simulations
A new model suggests how protoplanets kept a safe distance from the sun.
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Space
Gamma-ray burst may reveal some of oldest dust in the universe
Remote flash may have uncovered supernova-generated dust from just 1 billion years after the Big Bang
By Ron Cowen -
Space
Not too soon to announce possible earliest galaxies known
BLOG: Press briefing fails to announce preliminary findings of what could be the most distant galaxies seen yet.
By Ron Cowen -
Space
Comets don’t all start out on the fringe
A new model suggests that comets also come from the inner Oort Cloud and offers a way to resolve a massive problem about the early solar system.
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Space
Hubble goes deep and wide for new view of galaxies
A newly released multiwavelength image portrays 12 billion years of cosmic history, depicting the assembly of galaxies in unprecedented detail.
By Ron Cowen -
Space
Parting Eta Carinae’s clouds reveals more clouds
New images show the nearby star system's inner beauty.
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Space
Plenty of black holes do-si-do
Team finds 33 merging galaxies with 'waltzing' black-hole pairs, suggesting the phenomenon is more common than thought.
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Space
Kepler space telescope finds its first extrasolar planets
The NASA mission uncovers one Neptune-like and four Jupiter-like bodies.
By Ron Cowen -
Space
New-found galaxies may be farthest back in time and space yet
Potential finding uses data that push limits of current technology.
By Ron Cowen -
Earth
Age of solar system needs a fresh look
Honed measurements show age overshot by amount significant to earliest stage of formation.
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Space
Stay tuned: New star coming in 1 million years
Radio observations of a dark, dusty cloud in a nearby star-forming region have revealed one of the earliest phases of star formation and may reveal new insights on starbirth.
By Ron Cowen