News tagged with inner solar system

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Quasicrystal is extraterrestrial in origin

A rare and exotic mineral, so unusual that it was thought impossible to exist, came to Earth on a meteorite, according to an international team of researchers led by Princeton University scientists. The discovery ...

Jan 13, 2012
4.6 / 5 (37) 7 | with audio podcast

Twin Grail spacecraft reunite in lunar orbit

(PhysOrg.com) -- The second of NASA's two Gravity Recovery And Interior Laboratory (GRAIL) spacecraft has successfully completed its planned main engine burn and is now in lunar orbit. Working together, GRAIL-A ...

Jan 02, 2012
3.9 / 5 (7) 0 | with audio podcast

Giant planet ejected from the solar system

(PhysOrg.com) -- Just as an expert chess player sacrifices a piece to protect the queen, the solar system may have given up a giant planet and spared the Earth, according to an article recently published in ...

Nov 10, 2011
4.2 / 5 (21) 34 | with audio podcast

Spitzer detects comet storm in nearby solar system

(PhysOrg.com) -- NASA's Spitzer Space Telescope has detected signs of icy bodies raining down in an alien solar system. The downpour resembles our own solar system several billion years ago during a period ...

Oct 20, 2011
4.6 / 5 (9) 12 | with audio podcast

Draconid meteor outburst

On October 8th Earth is going to plow through a stream of dust from Comet 21P/Giacobini-Zinner, and the result could be an outburst of Draconid meteors.

Oct 05, 2011
5 / 5 (1) 0

Puzzling comet composition solved?

For years comets have mystified scientists with their compositions that appear to have formed in both warm and cold environments, rather than in one location of a uniform temperature. But new research shows ...

Oct 05, 2011
not rated yet 1