Sand flow theory could explain water-like streaks on Mars

(Phys.org)—A team of researchers from France and the Slovak Republic has proposed a theory to explain the water-like streaks that appear seasonally on the surface of Mars, which do not involve water. In their paper published ...

Venus rules the dusk skies at greatest elongation

"What's that bright light in the sky?" The planet Venus never fails to impress, and indeed makes even seasoned observers look twice at its unexpected brilliance. The third brightest natural object in the sky, Venus now rules ...

'History Minute' that proved baseballs really do curve

(Phys.org)—The National Institute of Standards and Technology has released a "History Minute" video called "Thrown for a Curve," offering a recap of work done by Lyman Briggs and colleagues back in 1959, when he was head ...

Saturn Moon's Activity Could Be 'Curtain Eruptions'

New research using data from NASA's Cassini mission suggests most of the eruptions from Saturn's moon Enceladus might be diffuse curtains rather than discrete jets. Many features that appear to be individual jets of material ...

Interesting facts about planet Mars

Mars is a constant point of discussion for space explorers around the world. We've sent dozens of spacecraft there to study it. Some want to land astronauts on it. The planet is just far away to make that dream difficult, ...

ESA image: Phobos and Jupiter align

(Phys.org) —Even though it may only be a lump of porous rock, Phobos isn't shy about hogging the limelight in this sequence taken by ESA's Mars Express. These three images show Phobos, the larger of the two martian moons, ...

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