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After a nine-year journey, NASA's New Horizons spacecraft has kicked off its mission to explore everyone's favorite dwarf planet, Pluto.
After nine years in stasis en route to the outer limits of the solar system, NASA's New Horizons spacecraft has woken up in preparation for its Pluto survey.
Since the 1950s, probes sent into space have been sending back data that reveal eerie sounds from the vastness of the galaxy.
After traveling for 37 years, Voyager I is recording pulses from the sun that confirm it has entered a different region near the edge of the solar system called interstellar space.
Let's just say that the composers of '50s-era sci-fi soundtracks weren't all that wide of the mark.
We're just a few months away from the sun flipping its magnetic field, a change that only happens about once every 11 years.
Dogs, cats, and comets aren't the only thing with a tail; NASA scientists announce our solar system also has one chock-full of particles.
One year after Apple's first computer debuted, Voyager lifted off. Now, scientists eagerly await the big moment when it crosses into interstellar space.
Some scientists interpret data as indicating the Voyager 1 spacecraft is the first man-made object to venture beyond the boundary of our solar system, but NASA doesn't agree.
Data from NASA's Voyager 1 probe indicates the spacecraft has moved into an unexpected region of the outer solar system, possibly the last hurdle before crossing into interstellar space.