News tagged with spitzer space telescope

Retrieving an asteroid

(Phys.org) —Asteroids (or comets) whose orbits bring them close to the earth's orbit are called near Earth objects. Some of them are old, dating from the origins of the solar system about four and one-half billion years ...

dateDec 27, 2013 in Space Exploration
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Swift, Chandra explore a youthful 'star wreck'

(Phys.org) —While performing an extensive X-ray survey of our galaxy's central regions, NASA's Swift satellite has uncovered the previously unknown remains of a shattered star. Designated G306.3.9 after the coordinates ...

dateMar 15, 2013 in Astronomy
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Image: Multicoloured view of supernova remnant

Most celestial events unfold over thousands of years or more, making it impossible to follow their evolution on human timescales. Supernovas are notable exceptions, the powerful stellar explosions that make stars as bright ...

dateDec 22, 2014 in Astronomy
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