Contributor

We can't change when or how long we live. All that really counts is what we do. Space exploration has technical, political and mental challenges, but rewards us with surprising knowledge. It's one of humanity's noblest endeavors and the focus of my work since 1987.

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Author Stories
Aug 20, 2014 01:00 PM ET
The subglacial lakes in Antarctic are home to at least 3,931 species of microbes, a finding that resolves earlier controversies over whether life can exist in the dark, subzero temperatures.
Aug 14, 2014 02:01 PM ET
Thanks to a massive effort by 30,716 volunteers, scientists have pinpointed what appear to be seven precious specks of dust from outside the solar system, each bearing unique stories of exploded stars, cold interstellar clouds and other past cosmic lives.
Aug 9, 2014 01:05 AM ET
A prototype inflatable braking system to land heavy payloads on Mars aced a debut test flight in June. Continue reading →
Aug 7, 2014 03:15 PM ET
The stellar nursery that produced our solar system separated out from the rest of the galaxy some 30 million years before the sun was born, new research shows.
Aug 5, 2014 11:06 AM ET
SpaceX will file an application with the U.S. government to build a commercial spaceport near Brownsville, Texas. Continue reading →
Jul 31, 2014 07:36 PM ET
Targeted for a 2020 launch, NASA's next Mars rover may look like Curiosity's twin, but it will have a very different suite of instruments aboard. Continue reading →
Jul 30, 2014 09:42 AM ET
Virgin Galactic's SpaceShipTwo, a six-passenger, two-pilot suborbital vehicle, returned to the skies for tests after a six-month hiatus. Continue reading →
Jul 28, 2014 09:40 PM ET
NASA’s long-lived Mars rover Opportunity broke another record this weekend. In addition to 10.5 years of operations on Mars, the rover now holds the off-Earth mileage record. Continue reading →
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