Telescopes help solve ancient supernova mystery

(PhysOrg.com) -- A mystery that began nearly 2,000 years ago, when Chinese astronomers witnessed what would turn out to be an exploding star in the sky, has been solved. New infrared observations from NASA's Spitzer Space ...

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 known as the "Late ...

Study finds unprecedented Arctic ozone loss

(PhysOrg.com) -- A NASA-led study has documented an unprecedented depletion of Earth's protective ozone layer above the Arctic last winter and spring caused by an unusually prolonged period of extremely low temperatures in ...

WISE mission finds fewer asteroids near Earth

(PhysOrg.com) -- New observations by NASA's Wide-field Infrared Survey Explorer, or WISE, show there are significantly fewer near-Earth asteroids in the mid-size range than previously thought. The findings also indicate NASA ...

WISE mission captures black hole's wildly flaring jet

(PhysOrg.com) -- Astronomers using NASA's Wide-field Infrared Survey Explorer (WISE) have captured rare data of a flaring black hole, revealing new details about these powerful objects and their blazing jets.

Origin of dinosaur-killing asteroid remains a mystery

(PhysOrg.com) -- Observations from NASA's Wide-field Infrared Survey Explorer (WISE) mission indicate the family of asteroids some believed was responsible for the demise of the dinosaurs is not likely the culprit, keeping ...

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