Deep Impact Extended Mission Could Probe Deeper Into Solar System Origin

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An artists concept of a Hot Jupiter extrasolar planet. Credit: NASAJPL-Caltech
An artist's concept of a "Hot Jupiter" extrasolar planet. Credit: NASA/JPL-Caltech

In July, 2005, the Deep Impact spacecraft released a probe that blasted a crater in comet Tempel 1, spilling its elements into space so scientists could discover its composition. The assault was justified because comets are thought to be leftovers from the formation of our solar system, so learning more about them helps to understand how our solar system came to be.


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All News summaries for April 05, 2007

Trench on Mars Ready for Next Sampling by NASA Lander

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(PhysOrg.com) -- NASA's Phoenix Mars Lander has groomed the bottom of a shallow trench to prepare for collecting a sample to be analyzed from a hard subsurface layer where the soil may contain frozen water. ...

Arctic 'holds 90bln barrels of oil, mostly offshore'

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Within the Arctic circle there are 90 billion barrels of oil and vast quantities of natural gas waiting to be tapped, most of it offshore, the government-run US Geological Survey said.

Russian scientists begin trial exploration of world's deepest lake

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Russian scientists leading a submarine expedition to probe the world's deepest lake on Thursday carried out test dives ahead of the start of the operation next week, reports said.

Scientists solve 30-year-old aurora borealis mystery

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UCLA space scientists and colleagues have identified the mechanism that triggers substorms in space; wreaks havoc on satellites, power grids and communications systems; and leads to the explosive release of ...

The Quiet Explosion: Object intermediate between normal supernovae and gamma-ray bursts found

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A European-led team of astronomers are providing hints that a recent supernova may not be as normal as initially thought. Instead, the star that exploded is now understood to have collapsed into a black hole, producing a ...
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