In August of 2007 astronomers located a gigantic hole in the universe. This empty space, stretching nearly a billion light-years across, is devoid of any matter. A radical and controversial theory proposes that it is a "Universe-in-mass Black hole"
NASA& Curiosity rover has sent back its sharpest image of the mountain it will climb on Mars. The mountain, known as Mount Sharp or Aeolis Mons, towers right in front of the rover in the middle of Gale Crater,
The Horsehead Nebula is a cloud of ionized-hydrogen in the constellation Orion. These clouds are lit from within by young, hot stars. The interstellar dust absorbs the light from part of the ionized cloud creating this beautiful contrast. Image Credit: NA