‘LAKE CHEKO’ IS THE IMPACT CRATER OF EVENT

They claim that Lake Cheko is the impact crater in the Tunguska Event. The observation by the team of Lake Cheko. Crà © dito: Geochemistry, Geophysics, Geosystems. / In the early hours of the MAA ± ana of June 30, 1908, occurred ³ a huge explosion in a remote part of Siberia near the Stony Tunguska River. So great was the explosion that knocks down trees ³ à ³ n in a circular patra s more than 2,000 km ³ ^ 2 and illuminates the sky from parts of Asia to Great Britain ± a. What causes this explosion ³ n has never been firmly resolved. The majority of researchers agree this was the result of a comet or meteoroid, with most leaning toward the former because of the lack of both an impact crater as a meteoroid fragments.

Dark matter is back, News Brief of Astronomy

Recent reports of the desertion of the dark matter may be greatly exaggerated, according to a new article by researchers at the Institute for Advanced Study (IAS). A group of astronomers using ³ ESO telescopes announced a-new-study-finds-no-matter-dark-in-the-vecindade in April a surprising lack of dark matter in the galaxy in the vicinity of the Solar System.

OPTICAL / INFRARED ESO

ESO will put together the telescope optical / infrared world's largest. At its meeting today in Gracing, ESO Council has approved [1] the program of the European Extremely Large Telescope (E-ELT), pending the confirmation of four ad referendum votes. The E-ELT will start with the science operations early next decade.