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Liquid water elsewhere in our solar system?
If so, where are we likely to find it? Could we ever get to it? Would we be able to drink it? A planetary geoscientist explains.
August 26, 2015
Cosmic neutrinos confirmed at South Pole
Researchers say these high-energy neutrinos come from sources beyond our Milky Way galaxy. They say the ability to discover them heralds a new form of astronomy.
August 25, 2015
Fire fountains on moon mystery solved
A new explanation for the driving force behind ancient fire fountain eruptions on the moon. Plus ... do some volatiles on the moon and Earth have a common origin?
August 24, 2015
Captures of elusive red sprites from ISS
Why are sprites elusive? It doesn’t help that they flash on millisecond timescales. Also, they're above thunderstorms, usually blocked from view on the ground.
August 24, 2015
Amazing views of Saturn’s icy moon Dione
The Cassini spacecraft made its final flyby of Saturn's moon Dione last week. Check out the spacecraft's final breathtaking close views.
August 24, 2015
No asteroid threatening Earth in September
Despite rumors, no asteroid threatens Earth. All known Potentially Hazardous Asteroids have less than a 0.01% chance of hitting Earth in the next 100 years, says NASA.
August 20, 2015
Space weather threatens equatorial regions too
Damaging electric currents in space affect Earth's equatorial region, not just the poles, according to new research.
August 18, 2015
Astronomers find teeny supermassive black hole
In a dwarf galaxy 340 million light years away, astronomers have found the smallest black hole ever observed in the center of a galaxy.
August 17, 2015
Cassini’s last close flyby of Saturn moon Dione today
The Cassini spacecraft will zip past Saturn's moon Dione on Monday, August 17 . It will be the spacecraft's final close flyby of this icy satellite.
August 17, 2015
Great Perseid photos here
Have you seen Perseid meteors in your sky? If you have had cloudy skies - or even if not - enjoy these images from all around the world.
August 13, 2015
