Wurdi Youang rocks could prove Aborigines were first astronomers

Ancient stones map the sun
Could be upwards of 10,000 years old
"This can't be done by guesswork."

IS this just a pile of rocks placed in a semicircle, or proof that Aborigines were the world's first astronomers?

After years of meticulous examination, a group of Australia's most distinguished astro-physicists is starting to believe it's the latter - a discovery that could turn history upside down and render England's famous Stonehenge an also-ran.