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- Planetary Science
Touchdown! Phoenix lands on Mars
The first close-up color images of the northern arctic circle on the Red Planet were recorded by the Mars Phoenix Lander spacecraft only a few hours after its flawless descent at 7:38 p.m. EDT, May 25. The detailed images suggest ice lies beneath the hard soil.
By Ron Cowen -
- Space
Phoenix gets ready for work
After a day’s delay, scientists successfully sent up commands to unstow the robotic arm of NASA’s Phoenix Mars Lander.
By Ron Cowen - Planetary Science
See how it lands
A camera on a Mars-orbiting spacecraft caught an image of NASA's Phoenix Mars Lander suspended from its parachute just before it descended onto the Red Planet’s northern plains on May 25.
By Ron Cowen - Earth
Oldest zircon fine-tunes history of moon’s formation
Mineral bit provides clues about when our cosmic companion formed its crust.
By Sid Perkins - Space
Surprising signal
Potential contaminant found on Red Planet does not rule out its prospect for habitability.
- Science & Society
2008: Science news of the year
Science News editors and writers survey the top news from the world of science in 2008. The selected stories are featured in this year-end issue, with links to the original, longer stories.
By Science News - Space
Rosetta finds a rocky jewel
On September 5, the European Space Agency's Rosetta mission became the first spacecraft to take a close-up portrait of a rare type of asteroid that lies in the main belt, between the orbits of Mars and Jupiter.
By Ron Cowen -
- Humans
Moonsleeping bad for spacewalking
Day three of the Society for Neuroscience annual meeting offered news about Down syndrome and sleep cycles.
- Space
The Drake Equation Turns 50: An interview with Frank Drake
The astronomer shares his name with the equation that quantifies the number of detectable civilizations in the Milky Way.
By Nadia Drake - Space
Martian soil hints at water, nutrients
The first chemical analysis of dirt by the Mars Phoenix Lander supports the notion that liquid water flowed on the Red Planet at some point.
By Ron Cowen