NASA Mission Reveals Speed of Solar Wind Stripping Martian Atmosphere

NASA's MAVEN has produced data enabling researchers to determine the rate at which the Martian atmosphere is losing gas to space via solar wind.
by David McGee
 

 
 

NASA’S Fermi Measures Cosmic ‘Fog’ Produced by Ancient Starlight

Astronomers using data from NASA's Fermi Gamma-ray Space Telescope have made the most accurate measurement of starlight in the universe and used it to establish the total amount of light from all of the stars that have ever sho...
by David McGee
 

 

 

Long Time Gone: Neptune’s ‘Lost’ Moon Is Found Again

Naiad, NEPTUNE's 'lost' moon has been spotted for the first time in more than 20 years. Also: the sounds of Neptune, where the wind blows at 700 MPH, as recorded by Voyager 1 before it left the solar system.
by David McGee
 

 
 

First Global Topographic Model of Mercury

NASA’s MESSENGER mission has unveiled the first global Digital Elevation Model (DEM) of Mercury, revealing in stunning detail the topography across the entire innermost planet.
by David McGee
 

 

 

From Earth’s Caves, A Better Understanding of Mars

Dr. Penny Boston is exploring some of the most extreme environments on earth--the Snowy River Cave, the Cave of Crystal Giants--both in New Mexico, n the land where Billy the Kid once roamed--on the educated guess that those re...
by David McGee
 

 
 

Death by Black Hole in a Small Galaxy?

A bright, long duration flare may be the first recorded event of a black hole destroying a star in a dwarf galaxy. Two independent studies indicate 'death by a black hole.' NASA.gov. reports.
by David McGee
 

 

 

Investigating Stellar Shrapnel

Thousands of years ago, 160 light years away from Earth, a star exploded, scattering stellar shrapnel across the sky. The Hubble Space Telescope recently found evidence of the event.
by David McGee
 

 
 

Dancing the Dance of Stars and Space

The NASA/ESA Hubble Space Telescope provides a spectacular image of the bright star-forming ring that surrounds the heart of the barred spiral galaxy NGC 1097. Also: Like a ship plowing through still waters, the giant star Zeta...
by David McGee
 

 

 

‘Dramatic, Exciting and Cool’

Now showing in selected cities across America, the riveting documentary PARTICLE FEVER chronicles the search for the elusive HIGGS BOSON, the 'God' particle that binds the universe together--a science story with a human touch.
by David McGee
 

 
 

Saturn’s Rings in Daylight, On the Night Side

A spectacular view of Saturn's rings as photographed from the planet's nightside by the Cassini spacecraft on the Cassini Solstice Mission.
by David McGee
 

 

 

Saturn’s Titan Moon Gets a Dune ‘Makeover’

The craters of Titan, Saturn's largest moon, are being erased as they're filled with dunes of exotic hydrocarbon sand, complicating efforts to estimate the age of the planet's surface.
by David McGee
 

 
 

A Spasmodic Active Region on the Sun…

Ol' Sol has been putting on a show lately, with a dazzling variety of dozens of spurts and eruptions and an equally dazzling magnetic display known as coronal rain.
by David McGee