NASA begins yearlong Mars isolation experiment

Aug 29, 2015

NASA begins yearlong Mars isolation experiment

Six people have shut themselves inside a dome for a year in Hawaii starting Friday in the longest U.S. isolation experiment aimed at helping NASA prepare for a journey to Mars. The six are a French astrobiologist, a German physicist and four Americans: a ...

Rosetta passes milestone as it tracks comet's sun run

Aug 14, 2015

Rosetta passes milestone as it tracks comet's sun run

The European space probe Rosetta captured a range of scientific data Thursday as it trailed an ancient comet past the sun which could help scientists better understand the origins of life on Earth. During its run before the sun the probe collected particles and ...

Scientists puzzle over smooth young plains on Pluto

Jul 18, 2015

Scientists puzzle over smooth young plains on Pluto

New pictures relayed by the first spacecraft to visit Pluto show odd polygonal features and smooth hills in a crater-free plain, indicating the icy world is geologically active, New Horizons scientists said on Friday. “We had no idea that Pluto would have a geologically ...

Jul 12, 2015

NASA craft discovers heart shape on Pluto

There’s a near-perfect heart shape on Pluto’s rusty red surface. The dwarf planet is dotted with bright points which may be ice caps, and a mysterious dark shape nicknamed “The Whale.” Scientists are seeing all this for the first time as a piano-sized NASA ...

Takamatsu to become Japan's first ISS space tourist

May 14, 2015

Takamatsu to become Japan's first ISS space tourist

British soprano Sarah Brightman has pulled out of a planned visit this fall to the International Space Station, giving her place aboard a Russian Soyuz spacecraft to Japanese entrepreneur Satoshi Takamatsu. The 52-year-old former executive of the Dentsu Inc. ad agency and founder of ...

Cosmic rays may damage the brains of astronauts

May 3, 2015

Cosmic rays may damage the brains of astronauts

Researchers said on Friday that long-term exposure to galactic cosmic rays, which permeate space, may cause dementia-like cognitive impairments in astronauts during any future round-trip Mars journey, expected to take at least 2½ years. In a NASA-funded study, mice exposed to highly energetic charged ...