Science News
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Phoenix Lander Working Hard Before Summer's End on Mars
September 17, 2008 -
The Phoenix Mars Lander is working as fast as it can to dig and deliver as many samples as possible before the power produced by Phoenix's solar panels declines due to the end of the Martian summer.
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Shake, Rattle and Roll: James Webb Telescope Components Pass Tests
September 17, 2008 -
When it comes to firing telescopes and their instruments into the frigid cold of space, the more you test your hardware, the better.
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Polar Crown Prominences
September 17, 2008 -
Japan's Hinode spacecraft is beaming back must-see movies of a spectacular solar phenomenon known as 'polar crown prominences.'
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Immigrant Sun
September 17, 2008 -
New simulations show that stars like the sun can migrate great distances over time. The study may challenge the idea that galaxies have 'habitable zones' that are more suited for life than other areas.
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NASA Selects 'MAVEN' Mission to Study Mars Atmosphere
September 16, 2008 -
NASA has selected a Mars robotic mission that will provide information about the Red Planet's atmosphere, climate history and potential habitability in greater detail than ever before.
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Our Sun May Have Migrated Over Time
September 16, 2008 -
New simulations show that, at least in galaxies similar to our own Milky Way, stars such as the sun can migrate great distances.
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Do All Galaxies Have Tentacles?
September 16, 2008 -
This Hubble Space Telescope image of two spiral galaxies shows an interesting feature on the smaller galaxy. Silhouetted in front of the larger background galaxy is a small galaxy, and tentacles of dust can be seen extending beyond the small galaxy's disk of starlight.
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Arctic Sea Ice Reaches Lowest Coverage for 2008
September 16, 2008 -
Arctic sea ice coverage appears to have reached its lowest extent for the year and the second-lowest amount recorded since the dawn of the satellite era.
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First Picture of Likely Planet Around a Sun-Like Star
September 15, 2008 -
Astronomers have unveiled what is likely the first picture of a planet around a normal star similar to the Sun.
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Lake-Effect Clouds Discovered on Titan
September 15, 2008 -
While browsing through Cassini images of Saturn's moon Titan, astronomer Mike Brown and some colleagues noticed a recurring pattern of clouds appearing over the frigid moon's north pole.