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Unsettled Youth: Spitzer Observes a Chaotic Planetary System

(PhysOrg.com) -- Before our planets found their way to the stable orbits they circle in today, they wiggled and jostled about like unsettled children. Now, NASA's Spitzer Space Telescope has found a young ...

Space & Earth / Astronomy

created Nov 04, 2009 | popularity 4.1 / 5 (7) | comments 0

Fantastic Voyage

By travelling to the outer solar system, the two Voyager spacecraft allowed us to see amazing details of far-distant planets and moons.

Space & Earth / Space Exploration

created Nov 02, 2009 | popularity 4.8 / 5 (19) | comments 3

Galileo's Jupiter Journey Began Two Decades Ago

(PhysOrg.com) -- NASA's Galileo spacecraft began what would become a 14-year odyssey of exploration 20 years ago this Sunday, Oct. 18. Galileo was humanity's first emissary to orbit a planet in the outer solar ...

Space & Earth / Space Exploration

created Oct 19, 2009 | popularity 4.8 / 5 (5) | comments 0

Jupiter's Moon Europa Has Enough Oxygen For Life

New research suggests that there is plenty of oxygen available in the subsurface ocean of Europa to support oxygen-based metabolic processes for life similar to that on Earth. In fact, there may be enough ...

Space & Earth / Earth Sciences

created Oct 16, 2009 | popularity 4.6 / 5 (136) | comments 42

'Inverse Energy Cascade' May Energize Jupiter's Jet Streams

(PhysOrg.com) -- Jupiter's intense and persistent jet streams could be triggered by small-scale energy events, a planetary sciences graduate student reports.

Space & Earth / Space Exploration

created Oct 06, 2009 | popularity 3.6 / 5 (5) | comments 0

Ganymede makes big impression on Jupiter's auroral lightshows (w/ Video)

(PhysOrg.com) -- Studies of features in Jupiter’s spectacular and rapidly changing aurorae have given new insights into the complex electromagnetic interactions between the giant planet and two of its innermost ...

Space & Earth / Astronomy

created Sep 18, 2009 | popularity 5 / 5 (3) | comments 0

Scientists complete first geological global map of Jupiter's satellite Ganymede

Scientists have assembled the first global geological map of the Solar System’s largest moon - and in doing so have gathered new evidence into the formation of the large, icy satellite.

Space & Earth / Space Exploration

created Sep 16, 2009 | popularity 4.5 / 5 (6) | comments 0

Craters on Vesta and Ceres Could Hold Key to Jupiter's Age

Crater patterns on Vesta and Ceres could help pinpoint when Jupiter began to form during the evolution of the early solar system.

Space & Earth / Astronomy

created Sep 15, 2009 | popularity 4.4 / 5 (5) | comments 0

Jupiter had temporary moon for 12 years

Comet 147P/Kushida-Muramatsu was captured as a temporary moon of Jupiter in the mid-20th century and remained trapped in an irregular orbit for about twelve years.

Space & Earth / Space Exploration

created Sep 14, 2009 | popularity 4.5 / 5 (8) | comments 0

Huge new planet tells of game of planetary billiards

(PhysOrg.com) -- A team of scientists has found a new planet which orbits the wrong way around its host star. The planet, named WASP-17, and orbiting a star 1000 light years away, was found by the UK's WASP ...

Space & Earth / Astronomy

created Aug 12, 2009 | popularity 4.7 / 5 (9) | comments 1

Expanding Spot on Venus Puzzles Astronomers

(PhysOrg.com) -- The expanding spot discovered on Venus last month may not have garnered as much attention as the meteor impact with Jupiter, but its cause is certainly more puzzling. ...

Space & Earth / Space Exploration

created Aug 04, 2009 | popularity 4.3 / 5 (31) | comments 7 weblog

What Hit Jupiter?

(PhysOrg.com) -- It began with a furrowed brow, a moment of puzzlement, quickly dismissed.

Space & Earth / Space Exploration

created Aug 03, 2009 | popularity 4.8 / 5 (16) | comments 3

Jupiter, solar system's 'big bully,' takes a punch

(PhysOrg.com) -- Astronomers have been turning the world's most powerful telescopes toward Jupiter, the solar system's largest planet, ever since Australian amateur astronomer Anthony Wesley discovered a new ...

Space & Earth / Space Exploration

created Jul 30, 2009 | popularity 4.5 / 5 (4) | comments 0

Hubble captures rare Jupiter collision

For the past several days the world's largest telescopes have been trained on Jupiter. Not to miss the potentially new science in the unfolding drama 580 million kilometres away, Matt Mountain, director of ...

Space & Earth / Astronomy

created Jul 25, 2009 | popularity 5 / 5 (7) | comments 2

Surprise Collision on Jupiter Captured by Gemini Telescope

(PhysOrg.com) -- Jupiter is sporting a glowing bruise after getting unexpectedly whacked by a small solar system object, according to astronomers using the Gemini North telescope on Mauna Kea in Hawai'i. A ...

Space & Earth / Astronomy

created Jul 23, 2009 | popularity 4.5 / 5 (15) | comments 9