Space
- Space
Jupiter’s second greatest hit
Features of a bruise in the Jovian atmosphere suggest an asteroid may be what pummeled the planet this summer.
- Space
Largest known planetary ring discovered
Researchers have found a dusty band that circles Saturn and has a radius of more than 12 million kilometers.
- Space
Water on the moon: How much?
Ron Cowen reports from the annual meeting of the American Astronomical Society’s Division for Planetary Sciences.
- Space
Inspecting an asteroid that hit Earth
Researchers have analyzed fragments from 2008 TC3, the first asteroid ever tracked during its descent.
- Health & Medicine
Measuring citations: Calculations can vary widely
Depending on how citation tallies will be used, it may pay to cherry pick the appropriate counting house.
- Space
Universe has more entropy than thought
New calculations suggest that the cosmos is more disorderly than thought and is a bit closer to heat death.
- Astronomy
MESSENGER captures new images of Mercury during a third passage
MESSENGER flew past Mercury for a third time on September 29. The spacecraft's mission will continue, with MESSENGER due to settle into a yearlong orbit around Mercury in March 2011.
- Space
Windows on the Universe
Astronomy’s multiwavelength revolution paints a more complete picture of the cosmos
- Astronomy
A damp moon: Water found inside and out
The moon isn’t bone-dry: Its surface and interior contain an abundance of water, new studies reveal.
- Space
Entanglement in the macroworld
A team finds “spooky action at a distance” in superconductors big enough to be seen with the naked eye.
- Space
Icy rings at equinox
Cassini’s portraits of the equinox on Saturn are revealing new features about the planet’s icy rings.
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