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Posts by
Editors of EarthSky
Creating a Milky Way on a supercomputer
An experiment creating the first simulation of a galaxy like the Milky Way supports the cosmological model of a cold dark matter universe.
August 30, 2011
Striking image of The Eyes of the cosmic Virgin
ESO's Very Large Telescope has taken a striking image of a beautiful yet peculiar pair of galaxies nicknamed the Eyes.
August 29, 2011
Flood or storm surge tips: How to stay safe
Floods and storm surges possible on the U.S. East Coast this weekend, due to Hurricane Irene. Be aware. Do not walk into or drive into moving water.
August 27, 2011
A diamond planet? One may be orbiting a pulsar
Capturing the radio waves from a pulsar spinning at super speed, astronomers find a companion planet likely made of diamond.
August 26, 2011
Swift sees black hole devour a star
Since March 2011, astronomers have been watching a high-energy beam of X-rays streaming toward Earth. They think it's a black hole eating a star.
August 26, 2011
Video of Irene from the Space Station
Cameras on the International Space Station, 230 miles above the Earth, captured new views of powerful Hurricane Irene churning over the Bahamas on August 24.
August 25, 2011
Millions of unknown species share Earth with us
An innovative survey shows 8.7 million species on Earth, with 86 percent of those yet to be discovered, described and cataloged. Read more on unknown species.
August 25, 2011
World Water Week begins today in Stockholm
World Water Week in Stockholm - an annual meeting to discuss our planet’s crucial water-related issues - focuses in 2011 on water issues related to urbanization.
August 22, 2011
Colliding galaxies or cosmic exclamation point?
NASA released this composite image this week. It's two galaxies in the early stages of colliding. Learn more about the colliding galaxies here.
August 19, 2011
Holograms reveal brain’s inner workings
Scientists in Switzerland use holograms - digital holographic microscopy (DHM) - to capture 3D images of living neurons without damaging them.
August 18, 2011
