NASA's Hubble Space Telescope has captured a cosmic bullseye. The gargantuan galaxy LEDA 1313424 is rippling with nine ...
On Feb. 24, from west to east, you can see Mercury, Saturn, Neptune, Venus, Uranus, Jupiter and Mars, all spanning 117.5°, plus Earth under your feet—all eight known planets of our solar system!
On Feb. 24, from west to east, you can see Mercury, Saturn, Neptune, Venus, Uranus, Jupiter and Mars, all spanning 117.5°, ...