Herschel telescope

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'Doomsday Asteroid' Even Bigger Than Thought

And there's still a chance it could hit us in 2036

(Newser) - The asteroid Apophis , whose reported threat to our planet has attracted widespread attention, is even larger than scientists believed, according to new images. Europe's Herschel Space Observatory says the asteroid is some 1,066 feet feet wide, some 20% wider than previously thought. That "translates into a 75%... More »

Earth-like Water Spotted on Comet

Oceans may have been formed by collisions with comets

(Newser) - Most of the water that fills the world's oceans—and makes up more than half of the human body—may have started out as comets, not asteroids as current theories hold, according to new research. Scientists using the Herschel telescope found that unlike other comets studied, the comet Hartley... More »

Telescope Spots 'Impossible' Star

Will become one of biggest and brightest in galaxy

(Newser) - The Herschel telescope has made an "impossible" discovery: a star so large it dwarfs our sun—and it's still growing. The newborn is already eight to 10 times the size of the sun, and will continue to feed off the 2,000 solar masses that surround it. While scientists... More »

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