• Voyager 2 Leaves the Solar Influence and Enters the Interstellar Space

    Voyager 2 Leaves the Solar Influence and Enters the Interstellar Space0

    Voyager 2 has entered the interstellar space, outside the Sun’s realm. Researchers Bill Kurth and Don Gurnett, at the University of Iowa, confirmed that on November 5, 2018, the spacecraft left the solar system and joined Voyager 1 in the interstellar medium. The research was published on November 4, 2019, on Nature Astronomy. The team

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  • The Other Side of the Universe

    The Other Side of the Universe0

    Grab a book. Notice its length, width and thickness. They correspond, respectively, to the three dimensions of space and, we reasonably assume, to all objects in the three-dimensional space. As you flip through the book, you note that its pages have two sides – in fact, all objects around you are two-sided. It may slip

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  • No Escape From Black Holes

    No Escape From Black Holes0

    The first image of a black hole On April 2017, eight telescopes turned to the sky, pointed to a black hole and photographed it. Those were not ordinary photographies. The Event Horizon Telescopes (EHT) produce the highest resolution pictures ever known, 2000 times more precise than those produced by the Hubble telescope. For four days,

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