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Posts by
Editors of EarthSky
This rough diamond hints at oceans’ worth of water inside Earth
A $20 diamond provides evidence of a 'wet zone' deep below Earth's surface where vast volumes of water are locked up inside minerals.
March 14, 2014
This tiny creature is called a tardigrade
Tardigrades are microscopic animals. They can go into a state of suspended animation and survive a long time without water or oxygen, even in the vacuum of space.
March 13, 2014
Largest yellow star yet discovered
Scientists say the hypergiant yellow star is absolutely huge, one of the ten largest stars found so far. It's 1,300 times the diameter of the sun and about a million times brighter.
March 12, 2014
Death stars in Orion blast planets before they even form
Young stars in the Orion Nebula get their potential planet-forming dust and gas blasted away if they're near enough to 'death stars' - massive O-type stars that emit fierce ultraviolet radiation.
March 10, 2014
A telescope bigger than a galaxy
Astronomers have figured out how to use the gravity of distant galaxies to bend light and magnify images, forming gigantic telescopes that see deeper into the cosmos than ever before.
March 10, 2014
Watch a near-Earth asteroid online Sunday night
Asteroid 2014 CU13 will pass about 8 lunar distances (2 million miles or 3 million km) away. Both the Virtual Telescope Project and Slooh will be broadcasting.
March 8, 2014
A river of plasma guards us from solar storms
MIT scientists identify a plasma plume that naturally protects the Earth against high-energy solar activity.
March 6, 2014
Shark studies go electronic
Shark-cams, sensors, electronic pills reveal sharks' secrets.
March 6, 2014
Monster black hole spins at half the speed of light
Light speed is about 300,000 kilometers per second (186,000 miles per second), so this black hole is spinning almost unbelievably fast.
March 5, 2014
Watch March come in like a lion over eastern U.S.
Satellite video captures the awesome power of the winter storms that hit the eastern U.S. on the first days of March.
March 5, 2014
