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Simulations unravel mysteries of 2009 Jupiter impact

(PhysOrg.com) -- During July of 1994, both amateur and professional astronomers were captivated as comet Shoemaker/Levy 9 broke apart and slammed into the atmosphere of Jupiter. While these types of impacts ...

Space & Earth / Space Exploration

created Mar 30, 2012 | popularity 4.4 / 5 (14) | comments 0 | with audio podcast report

Scientists suggest protocol for messaging to aliens

(PhysOrg.com) -- In 1974, humans broadcast the first message targeted at extraterrestrial life using the Arecibo radio telescope in Puerto Rico. The message, which was aimed at the globular star cluster M13 ...

Space & Earth / Space Exploration

created Feb 04, 2011 | popularity 4.2 / 5 (42) | comments 140 | with audio podcast feature

New Study of Meteorite Provides More Evidence for Ancient Life on Mars

(PhysOrg.com) -- In 1996, when scientists examined a meteorite from Mars previously uncovered in Antarctica, they were intrigued by what looked like microscopic fossils of ancient Martian life forms. Now, ...

Space & Earth / Space Exploration

created Dec 17, 2009 | popularity 4.8 / 5 (47) | comments 20 feature

LCROSS Impact Finds Water on the Moon

(PhysOrg.com) -- The argument that the moon is a dry, desolate place no longer holds water. Secrets the moon has been holding, for perhaps billions of years, are now being revealed to the delight of scientists ...

Space & Earth / Space Exploration

created Nov 13, 2009 | popularity 4.9 / 5 (31) | comments 15

Possible Signs of Liquid Water Flowing on Mars

NASA photographs have revealed bright new deposits seen in two gullies on Mars that suggest water carried sediment through them sometime during the past seven years.

Space & Earth / Space Exploration

created Dec 06, 2006 | popularity 4.5 / 5 (68) | comments 0

SMART-1 impacts Moon (Update 2)

At 07:42:22 CEST (05:42:22 UT) today, the SMART-1 spacecraft impacted the Moon's surface as planned, ending ESA's first solar-powered mission to another celestial body and Europe's first mission to the Moon. ...

Space & Earth / Space Exploration

created Sep 03, 2006 | popularity 4.6 / 5 (32) | comments 0

Engineers envision exploring Mars with mini probes

MIT engineers and scientist colleagues have a new vision for the future of Mars exploration: a swarm of probes, each the size of a baseball, spreading out across the planet in every direction.

Space & Earth / Space Exploration

created Jul 18, 2006 | popularity 4.9 / 5 (22) | comments 0

Dragon arrives at space station in historic 1st (Update 2)

The privately bankrolled Dragon capsule made a historic arrival at the International Space Station on Friday, triumphantly captured by astronauts wielding a giant robot arm.

Space & Earth / Space Exploration

created May 25, 2012 | popularity 5 / 5 (11) | comments 20

Organic carbon from Mars, but not biological

(Phys.org) -- Molecules containing large chains of carbon and hydrogen--the building blocks of all life on Earth--have been the targets of missions to Mars from Viking to the present day. While these molecules ...

Space & Earth / Space Exploration

created May 24, 2012 | popularity 4.4 / 5 (5) | comments 2 | with audio podcast

SpaceX private rocket blasts off for space station (Update)

A first-of-its-kind commercial supply ship rocketed toward the International Space Station following a successful liftoff early Tuesday, opening a new era of dollar-driven spaceflight.

Space & Earth / Space Exploration

created May 22, 2012 | popularity 4.9 / 5 (24) | comments 42

ViviSat space vehicles will keep satellites on track

(Phys.org) -- A company that aims to sell satellite protective services is eagerly stating its business case to geosynchronous satellite operators that can benefit from its approach toward orbit mission extension. ...

Space & Earth / Space Exploration

created May 16, 2012 | popularity 5 / 5 (1) | comments 10 | with audio podcast report

New Interstellar Boundary Explorer data show heliosphere's long-theorized bow shock does not exist

For the last few decades, space scientists have generally accepted that the bubble of gas and magnetic fields generated by the sun – known as the heliosphere – moves through space, creating three ...

Space & Earth / Space Exploration

created May 10, 2012 | popularity 4.8 / 5 (17) | comments 3 | with audio podcast

Scientists measure Martian sand movement: Dune migration rates appear to be similar to those on Earth

Last year, images from NASA's Mars Reconnaissance Orbiter captured sand dunes and ripples moving across the surface of Mars—observations that challenged previously held beliefs that there was not a lot ...

Space & Earth / Space Exploration

created May 09, 2012 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Researchers find new form of Mars lava flow

High-resolution photos of lava flows on Mars reveal coiling spiral patterns that resemble snail or nautilus shells. Such patterns have been found in a few locations on Earth, but never before on Mars. The ...

Space & Earth / Space Exploration

created Apr 26, 2012 | popularity 5 / 5 (4) | comments 2 | with audio podcast

Splatters of molten rock signal period of intense asteroid impacts on Earth

New research reveals that the Archean era — a formative time for early life from 3.8 billion years ago to 2.5 billion years ago — experienced far more major asteroid impacts than had been previously ...

Space & Earth / Space Exploration

created Apr 25, 2012 | popularity 4.6 / 5 (7) | comments 2 | with audio podcast