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Scientists have discovered an ancient lakebed deep beneath the Greenland ice（图）
Scientists ancient lakebed deep beneath Greenland ice
2020/11/20
Scientists have detected what they say are the sediments of a huge ancient lakebed sealed more than a mile beneath the ice of northwest Greenland -- the first-ever discovery of such a sub-glacial feat...
That is just what happens in an unnamed binary star system nearly 10,000 light years from Earth. The newly discovered system, known only by its astronomical catalog number TYC 2505-672-1, sets a new r...
Surprising new class of 'hypervelocity stars' discovered escaping the galaxy（图）
hypervelocity stars galaxy
2014/3/17
Top and side views of the Milky Way galaxy show the location of four of the new class of hypervelocity stars. These are sun-like stars that are moving at speeds of more than a million miles per hour r...
POSITIONS AND ORBITS OF THREE MINOR PLANETS DISCOVERED AT THE ESO-LA SILLA IN 1989
MINOR PLANETS ESO-LA SILLA
2009/4/22
POSITIONS AND ORBITS OF THREE MINOR PLANETS DISCOVERED AT THE ESO-LA SILLA IN 1989。
POSITIONS AND ORBITS OF FOUR MINOR PLANETS DISCOVERED AT THE ESO-LA SILLA IN 1988
FOUR MINOR PLANETS ESO-LA SILLA
2009/4/20
POSITIONS AND ORBITS OF FOUR MINOR PLANETS DISCOVERED AT THE ESO-LA SILLA IN 1988。
April 25, 2007，A giant red orb in the sky shines down on planet Gliese 581c during the day, and at night the bright lights of two neighboring planets move gently through the starry skies. On the surfa...