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Posts by
Editors of EarthSky
Evidence for supernovas near Earth
A NASA sounding rocket has confirmed that the solar system is inside an ancient supernova remnant. Life on Earth survived despite the nearby blasts.
August 27, 2014
Best view yet of colliding galaxies in distant universe
Using telescopes on the ground and in space, astronomers have obtained the best-yet view of a galaxy collision that happened when the universe was half its current age.
August 26, 2014
Your toothpaste’s fluorine was formed in a star
Next time you're brushing you teeth, think on this: New research suggests that the fluorine in your toothpaste originates from the sun’s dead ancestors.
August 22, 2014
Wow! Spectacular landscape of star formation
New image of star-forming regions in southern Milky Way. Star cluster NGC 3603 is 20,000 light-years away. Glowing gas clouds NGC 3576 is about half as far.
August 20, 2014
Bizarre-looking fossil has finally been identified
This strange fossil - a worm-like creature with legs, spikes and a head that's difficult to distinguish from its tail – has been linked with a group of modern velvet worms.
August 19, 2014
The Great Pacific Garbage Patch explained
In light of the sheer physical enormity of the Great Pacific Garbage Patch and the complexity of its causes, what can we possibility do about it?
August 13, 2014
Video: Colliding atmospheres of Mars and Comet Siding Spring
Martian auroras? Maybe a meteor shower? What Mars satellites might see when Comet Siding Spring sweeps super close to Mars this October.
August 11, 2014
Perseid meteors versus the supermoon
Which is brighter - Perseid fireballs or a supermoon? You'll find out as the year's biggest, brightest full moon arrives as Perseid meteor shower starts to peak.
August 10, 2014
Two views from space: California reservoirs drying up
Look at the difference in these two reservoirs north of Fresno, California, in contrasting satellite images from 2011 and 2014.
August 4, 2014
Scientist warns of inevitable solar super-storm propelled towards Earth
Such a storm would wreak havoc with our communication systems and power supplies, and scientists say we're overdue.
August 1, 2014
