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Dead Star Debris Reveals Earth-Like Traces

Irene Klotz, Discovery News

The stars studied by the Spitzer team are located about 100 to 150 light-years from Earth. Cool looks at white dwarf in globular star clusters 7,000 light years-away, too far for looking for signs of planetary bodies. She uses information about white dwarfs to learn about stellar evolution.

NASA last month launched a telescope named Kepler to hunt for Earth-like planets around some 100,000 target stars.

"They can prove or disprove our findings," said Farihi, who presented his research at the European Week of Astronomy and Space Science conference at the U.K.'s University of Hertfordshire this week.

Related Links:

Discovery Space Blog: Free Space

Discovery Space: Top 10 Exoplanets

The Kepler Mission