Environmental Graffiti

7 Most Massive Single Meteorites on Earth

Like fugitives on the run from distant solar systems, meteors hurtle through the earth’s atmosphere, lighting up the eyes of observers on the ground. Often these fireballs of metal and rock burn up in a blaze of glory, and many do not survive their impact with the Earth’s surface. Those that do start a more settled life here on Earth as meteorites. Some might even claim to be the new sheriffs in town – they’re that big and resistant to weathering.

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Massive Exo-Planet 63 Light-Years Away Photographed

Beta Pictoris is a fascinating star not far from our sun. It has two discs within which planetesimals collide and planets form. Its largest planet, is hot, young and the first close orbit planet to be photographed. First images of Beta Pictoris's disc were obtained in 1984. Such stellar discs are 'young' by astronomical standards and inside the disc of Beta Pictoris is a clear zone about the diameter of our solar system.

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10 Greatest Major-Impact Craters on Earth

Imagine staring into the sky and seeing a tiny yellow dot, gradually getting closer. That dot doubles in size every second, until it slowly darkens the sky. You realize that this dot is actually the size of New York City and is screeching through the atmosphere faster than the speed of sound, coming right for you. This massive object will cause tsunamis, earthquakes and obliterate natural daylight for years…oh… and it will kill you.

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How Often Is The Sky Falling?

After reading that a home in New Zealand was rather dramatically disturbed by a bit of falling mechanical trash, I began to wonder how often, exactly, the sky feels fit to fall on us. Not just airplane parts, or the occasional poo bomb, but meteorites, too, [...]

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