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Mercury’s poles icier than thought
The scorching hot surface of Mercury - our sun's innermost planet - seems an unlikely place to find ice. But a new study suggests otherwise.
September 21, 2017
More evidence of water on Mars
Planetary researchers say a large sedimentary basin, named Aeolis Dorsa, contains some of the planet’s most spectacular and densely packed river deposits.
September 21, 2017
Aging star blows off smoky bubble
A strikingly beautiful view of a delicate bubble of expelled material around the exotic red star U Antliae helps astronomers understand how stars evolve during the later stages of their life-cycles.
September 20, 2017
Astronomers find a pitch-black planet
Exoplanet WASP-12b has the unique capability to trap 94 percent of the visible starlight falling into its atmosphere. The result is a world as black as fresh asphalt.
September 17, 2017
Venus’ mysterious night side revealed
Researchers using Venus Express spacecraft data report "stationary waves" and slowly moving features in the planet's upper clouds, during Venus' long and mysterious night.
September 16, 2017
Goodbye, Cassini!
The Cassini spacecraft has become part of Saturn, the planet it studied so spectacularly and so long. Cassini's last images and final moments, here.
September 15, 2017
More Cassini legacy: Titan’s bonkers atmosphere
Cassini's legacy will endure. Click for a video about the atmosphere of Saturn's large moon Titan, which might resemble that of an early Earth.
September 15, 2017
Juno sees Jupiter up-close and personal
A series of images from the Juno spacecraft's 8th close flyby of the gas giant planet
September 14, 2017
Does organic material in comets predate our solar system?
"If cometary organic molecules were indeed produced in interstellar space—and if they played a role in the emergence of life on our planet—might they not also have seeded life on many other planets of our galaxy?"
September 13, 2017
Cassini makes ‘goodbye kiss’ flyby of Titan
NASA said Cassini's final flyby of Titan - Saturn's large moon - went as planned. The spacecraft is now on a course that'll take it inside Saturn's atmosphere, for a fiery end to its mission, on September 15.
September 11, 2017
