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The asteroid that wiped out the dinosaurs was enormous - but it was by no means the largest ever to hit our planet.
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Astronomers have announced that they have identified a relatively nearby exoplanet with the potential to host alien life.
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The next-generation space telescope has achieved what astronomers are calling 'a transformative moment'.
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A fatal plane crash 12 years ago has since been blamed on a crocodile that got loose during a bungled smuggling attempt.
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Scientists have identified a relatively nearby exoplanet that appears to be made up almost entirely of water.
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A new study has suggested that extraterrestrials could hitch a ride across the cosmos on rogue extrasolar worlds.
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Known as 'trioxides', these highly reactive chemicals could be contributing to health and environmental problems.
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These giant 'scratches' on the surface of the Red Planet were captured on camera by ESA's Mars Express orbiter.
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An airline flight from Israel to Turkey was forced to turn around after passengers received unnerving images on their phones.
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Taken from a plane in 1971, the image shows what appears to be a metallic saucer flying through the air.
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A theoretical new type of telescope could make it possible to obtain close-up views of extrasolar worlds.
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The act of destroying the Moon was put forward as a way to solve many of our planet's problems.
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Over the last 30 years, scientists have succeeded in identifying a staggering 5,000 planets in distant solar systems.
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The potential existence of an undiscovered planet in our own solar system has intrigued astronomers for years.
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With a wingspan greater than that of an entire football field, this gargantuan aircraft is a sight to behold.
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A new study has looked into the possibility that our planet is not simply a ball of water, metal and rock.
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Scientists have discovered a previously unknown opening situated 62 miles beneath the planet's surface.
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Astronomers have identified a new extrasolar planet that is thought to be comprised of more than 80% iron.
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A diamond that originated deep beneath the planet's surface has been found to contain a new type of mineral.
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Evidence of a planet has been found in a distant galaxy 28 million light years away.