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2016 Great Backyard Bird Count starts February 12
This year’s Great Backyard Bird Count runs from February 12–15. It’s free and easy to participate. Find out how.
February 9, 2016
James Webb Space Telescope takes a giant step
It'll have 7 times the collecting area of Hubble, and it's scheduled for launch in 2018. James Webb Space Telescope ... and more on this episode of EarthSky News.
February 8, 2016
See 5 bright planets at once
First time we can see 5 planets at once since 2005. All 5 are up before dawn, still, and all 5 will remain visible until Mercury disappears in the dawn just after mid-February.
February 8, 2016
Ice sheet releasing Mississippi River’s worth of phosphorus
Every year, Greenland’s ice sheet releases as much of this key marine nutrient as the mighty Mississippi releases into the Gulf of Mexico, says a new study.
February 8, 2016
Pluto has mysterious, floating hills
The hills are thought to be fragments of Pluto's rugged uplands that have broken away and are being carried along the flow paths of glaciers.
February 8, 2016
U.S. Southwest is drying
Researchers identified 12 weather patterns across the region. Over the past 30 years, the 3 patterns bringing rain to the U.S. Southwest became less frequent.
February 7, 2016
Mars’ west quadrature on February 7
At west quadrature on February 7, 2016, the red planet appears 90% illuminated as seen through a telescope. Fantastic time to see Mars is just ahead.
February 7, 2016
Violent, head-on crash created moon
On this episode of EarthSky News, an update on the idea that the early Earth collided with a Mars-sized proto-planet to make the moon. That and more. Join us.
February 4, 2016
Is our Milky Way galaxy a zombie?
An astrophysicist says our Milky Way may already be dead, but is still going. Why do galaxies stop forming stars, change their shape and fade away?
February 4, 2016
Darn. No caverns on Rosetta’s comet
Low density of comets suggested there might be huge empty caves honeycombed throughout their interiors. Maybe true for some, but not so for Rosetta's comet.
February 4, 2016
