The U.S. signed a document agreeing to pay North Korea $2 million for the medical care of American Otto Warmbier who had been detained by Pyongyang, U.S. national security adviser John Bolton said Sunday, but then ignored the bill and never paid it. “It is very clear to me from my looking into it […]
As the brilliant comet 46P/Wirtanen streaked across the sky, NASA telescopes caught it on camera from multiple angles. NASA’s Hubble Space Telescope photographed comet 46P/Wirtanen on Dec. 13, when the comet was 7.4 million miles (12 million kilometers) from Earth. In this visible-light image, the comet’s nucleus is hidden in the center of a fuzzy […]
Just weeks before the historic encounter of comet C/2013 A1 (Siding Spring) with Mars in October 2014, NASA’s Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft entered orbit around the Red Planet. To protect sensitive equipment aboard MAVEN from possible harm, some instruments were turned off during the flyby; the same was done for other Mars […]