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Aug 23, 2014 07:00 AM ET // Mike Wall,
A scientist has created the best-ever global color map of Neptune's big moon Triton, using images taken by a NASA spacecraft 25 years ago.
Feb 14, 2014 12:30 PM ET // Elizabeth Howell,
A strange ribbon of energy and particles at the edge of the solar system first spotted by a NASA spacecraft appears to serve as a sort of 'roadmap in the sky' for the interstellar magnetic field
Sep 12, 2013 02:00 PM ET // Irene Klotz
After a 35-year journey, NASA’s Voyager 1 spacecraft left the solar system to become the first human-made object to reach interstellar space.
Aug 20, 2013 02:49 PM ET // Amy Shira Teitel
Take a look back at some of Voyager 2's most beautiful images on its 36th launch anniversary.
Jun 27, 2013 02:00 PM ET // Irene Klotz
Voyager’s prolonged journey into interstellar space took another dramatic turn when the intrepid space probe last summer passed into a bizarre and unanticipated cosmic hallway.
Jun 28, 2012 06:08 PM ET // Amy Shira Teitel
Voyager 1, the spacecraft that launched on a tour of the solar in 1977, is getting ready to enter interplanetary space -- what a journey it's had!