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Hot Spot On Saturn's Tiny Moon Enceladus Causes Icy Plumes
December 17, 2007 — Enceladus, the tiny satellite of Saturn, is colder than ice, but data gathered by the Cassini-Huygens Mission to Saturn and Titan has detected a hot spot that could mean there is life in the old moon ... > full story -
Hazy Red Sunset On Extrasolar Planet
December 11, 2007 — The NASA/ESA Hubble Space Telescope has given astronomers a fascinating new insight into the atmosphere of a planet in orbit around another star. The observations provide evidence of the presence of ... > full story -
Really Big Planets: When Do Gas Giants Reach The Point Of No Return?
December 5, 2007 — Astronomers have identified the point at which a star causes the atmosphere of an orbiting gas giant to become critically unstable. Depending upon their proximity to a host star, giant Jupiter-like ... > full story -
Astronomers Discover Record Fifth Planet Around Nearby Star 55 Cancri
November 6, 2007 — A record-breaking fifth planet has been discovered around 55 Cancri, a yellowish star 41 lightyears from Earth and now the only known star apart from the Sun with 5 planets. The discovery implies ... > full story -
Pluto-Bound Spacecraft Sees Changes In Jupiter System
October 9, 2007 — The voyage of NASA's Pluto-bound New Horizons spacecraft through the Jupiter system earlier this year provided a bird's-eye view of a dynamic planet that has changed since the last close-up looks by ... > full story -
Physicist Defends Einstein's Theory And 'Speed Of Gravity' Measurement
October 3, 2007 — Scientists have attempted to disprove Albert Einstein's theory of general relativity for the better part of a century. After testing and confirming Einstein's prediction in 2002 that gravity moves at ... > full story -
Exoplanet Offers Clues To Earth's Future
September 12, 2007 — Astronomers have discovered a planet orbiting a star near the end of its life. The news provides a preliminary picture of what could be the Earth's destiny in four to five billion years. That's when ... > full story -
Pioneering NASA Spacecraft Mark Thirty Years Of Flight
August 29, 2007 — NASA's two venerable Voyager spacecraft are celebrating three decades of flight as they head toward interstellar space. Their ongoing odysseys mark an unprecedented and historic accomplishment. ... > full story -
Jupiter: Friend Or Foe?
August 24, 2007 — The traditional belief that Jupiter acts as a celestial shield, deflecting asteroids and comets away from the inner solar system, has been challenged by the first in a series of studies evaluating ... > full story -
Saturn's Skewed Ring Current
August 24, 2007 — Images taken by Cassini's Magnetospheric Imaging Instrument (MIMI) show that Saturn's ring current is a warped disc that balloons out of the equatorial plane on the planet's dayside and remains a ... > full story
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