Search results for Huygens

Earth Sciences Sep 22, 2011

El Nino and the tropical Eastern Pacific annual cycle run to the same beat

Phase synchronization is a phenomenon in which separate oscillatory systems develop joint coherent behavior by some nonlinear mechanism. First described in 1673 by Dutch scientist Christiaan Huygens, this phenomenon occurs ...

Space Exploration Sep 19, 2011

Cassini presents Saturn moon quintet

(PhysOrg.com) -- With the artistry of a magazine cover shoot, NASA's Cassini spacecraft captured this portrait of five of Saturn's moons poised along the planet's rings.

Space Exploration Sep 15, 2011

Ariane rocket to hoist Europe-Japan Mercury mission

An unmanned European-Japanese mission to Mercury will be launched by Ariane 5 rocket in July 2014 under a contract announced on Thursday by Arianespace.

Space Exploration Aug 9, 2011

Putting it all together on Titan

Three of Titan's major surface features -- dunes, craters and the enigmatic Xanadu -- appear in this radar image from NASA's Cassini spacecraft. The hazy, bright area at the left that extends to the lower center of the image ...

Space Exploration Jul 28, 2011

Juno's Jupiter mission a quest to find 'recipe for planet-making'

Even for scientists versed in the grand scale of astronomy, it's never been easy to grasp the scope of Jupiter.

Space Exploration Jul 26, 2011

Enceladus rains water onto Saturn

(PhysOrg.com) -- ESA's Herschel space observatory has shown that water expelled from the moon Enceladus forms a giant torus of water vapour around Saturn. The discovery solves a 14-year mystery by identifying the source of ...

Space Exploration Jun 22, 2011

Strongest evidence yet indicates Enceladus hiding saltwater ocean

(PhysOrg.com) -- Samples of icy spray shooting from Saturn's moon Enceladus collected during Cassini spacecraft flybys show the strongest evidence yet for the existence of a large-scale, subterranean saltwater ocean, says ...

Astronomy Jun 20, 2011

Exomoons could be excellent incubators

With the arrival of the Cassini–Huygens mission in 2004 to Saturn’s satellite Titan, we terrestrials became acutely aware that similar moons could be orbiting similarly large planets in other solar systems besides ...

Space Exploration May 9, 2011

Impact of comets could be responsible for Titan's atmosphere

(PhysOrg.com) -- Titan, Saturn's largest moon, may have had help with the creation of its nitrogen-rich atmosphere, according to a new study published in Nature Geoscience. Scientists believe that multiple impacts by comets ...

Space Exploration Apr 25, 2011

Early European astronomers determined Easter dates

How do they know it’s Easter? Ever wondered how the exact dates of the Easter break are chosen? Easter Sunday can fall anytime between 22 March and 25 April and, thanks to European observations of the Sun that go back ...

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