October 20, 2015 Tiny, 12-mile-wide moon found circling Neptune by Hubble telescope In the inky black of space, at the farthest reaches of the solar system, a tiny white blemish lies near the greenish-blue surface of Neptune: a new moon.
October 20, 2015 Search for Northern Lights on Saturn takes off Astronomers using an observatory in Hawaii kicked off a month-long campaign to study the northern lights on Saturn study Sunday (April 21) in a live webcast from Hawaii's iconic Keck Observatory.
October 20, 2015 Saturn's rings are 4 billion years old The dazzling rings of Saturn and its moons are likely more than 4 billion years old — the cosmic remnants of the solar system's birth, scientists say.
October 20, 2015 Why Voyager 1's solar system exit is so hard to predict NASA's Voyager 1 probe is tantalizingly close to the edge of the solar system, but predicting when it will finally pop free into interstellar space is a challenging proposition, mission team members say.
October 20, 2015 Total solar eclipse Tues: Watch it live online The total solar eclipse on Tues,, Nov. 13, may only be visible from slivers of northern Australia and a swathe of open ocean, but you don't have to make an epic journey see it.
October 16, 2015 New maps of Jupiter offer plenty of surprises Among other things, the maps have revealed a rare wave just north of the planet's equator
October 15, 2015 NASA releases striking new images of Saturn's moon Enceladus NASA has released striking new images from the Cassini spacecraft’s flyby of Saturn’s moon Enceladus.
October 14, 2015 Cassini gets close encounter with Saturn's moon Enceladus Scientists will be hunting for any signs of ancient geological activity similar to the geyser-spouting, tiger-stripe fractures in the moon's south polar region.
September 21, 2015 NASA’s Pluto mission in pictures NASA made space history when its New Horizons spacecraft made its flyby of Pluto on July 14, 2015 after an epic journey of 3 billion miles -- which lasted more than 9 years -- to the dwarf planet.
May 21, 2015 The best of Hubble: NASA marks telescope's 25th anniversary On April 24, 1990, NASA launched the Hubble Space Telescope. The telescope rocketed into space aboard the shuttle Discovery, and now after 25 years of giving people a glimpse at some of the farthest reaches of outer space, Hubble has been honored by NASA with a week-long celebration. Here are some of the best views of the cosmos captured by Hubble.