Space
- Astronomy
Cloudy puzzle on Uranus
Astronomers can’t explain the seemingly ephemeral nature of bright clouds seen on the northernmost sunlit edge of Uranus.
- Astronomy
Peering at black holes: An eventful look
Two new studies provide supporting evidence for event horizons, the one-way membranes that surround black holes.
- Astronomy
Eerie Sounds of Space
NASA’s Cassini spacecraft, approaching Jupiter, is detecting electromagnetic waves at low radio frequencies in the thin gas of charged particles that fills the space between the sun and its planets. Converting such waves into sound makes them eerily audible. Go to: http://www.jpl.nasa.gov/cassini/acoustic/ and http://www.jpl.nasa.gov/cassini/english/press/scinews/scinews001230a.html
- Astronomy
A Jovian moon lost and found
After 25 years, astronomers have relocated a tiny satellite of Jupiter.
- Astronomy
A trio of new planets
With the discovery of three additional planets that lie outside the solar system, astronomers have now found evidence of more than 50 extrasolar planets.
- Planetary Science
Stormy Weather
The 11-year cycle of solar storms has begun to peak, already affecting several Earth satellites and disturbing electric power systems on the ground, and scientists expect 2 more years of this solar maximum turmoil.
- Astronomy
Astronomers find two planetary systems
Each of the newly discovered systems features a star roughly similar to the sun and a bizarre entourage of planets and possibly a failed star that may provide fresh insight into planet formation.
- Astronomy
X rays unveil secret lives of black holes
New studies challenge the notion that supermassive black holes finished growing soon after their host galaxies formed and suggest new ways to find these black holes and measure their mass.
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