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Posts by
Editors of EarthSky
Time to look for Mira the Wonderful, a famous variable star
Around August of 2013, look for the star known as Mira the Wonderful. It's a famous variable star in the constellation Cetus the Whale.
August 10, 2013
Gemini’s much-anticipated infrared instrument goes on-sky
Gemini Observatory’s latest instrument, a powerful infrared camera and spectrograph at Gemini South, reveals its potential in a series of striking on-sky commissioning images.
August 9, 2013
Predicting zebra migrations from space
Using satellite rain and vegetation data, researchers track when and where arid lands begin to green, and anticipate if zebras will make the trek.
August 8, 2013
Hubble Space Telescope solves a 40-year mystery
What is the origin of the Magellanic Stream, a long ribbon of gas stretching nearly halfway around our Milky Way galaxy? Now we know.
August 8, 2013
Claire Parkinson on geoengineering
Should scientists try to modify climate deliberately, in an attempt to cool the planet?
August 8, 2013
If we landed on Jupiter’s moon Europa, what would we want to know?
So far, scientists have seen a fractured, ice-covered world with tantalizing signs of a liquid water ocean - a possible home for microbial life - under its surface.
August 8, 2013
Unusual heat wave intensifies Siberian wildfires
A surge of fire activity in northern Siberia, caused in part by high temperatures.
August 7, 2013
First hundred thousand years of our universe
The farthest look back through time yet, thanks to a new analysis of the cosmic microwave background.
August 7, 2013
Soil carbon blowing in the wind
Australian soils are losing about 1.6 million tons of carbon per year from wind erosion and dust storms affecting agricultural productivity, according to new research.
August 6, 2013
The sun’s magnetic field is about to flip
Something big is about to happen on the sun. According to measurements from NASA-supported observatories, the sun's vast magnetic field is about to flip.
August 6, 2013
