Fallen Stars: A Gallery of Famous Meteorites

The meteor that exploded over Chelyabinsk in Russia's Ural Mountains on Feb. 15 is only the latest of history's most famous meteorites. Tale a look at this gallery of notable alien rocks, on earth and from elsewhere in the univ...
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
 

 

 

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
 

 
 

NASA to Advance Unique 3D Printed Sensor Technology

Awarded a $2 million technology development award, NASA technologist MAHMOODA SULTANA and her team are developing technology that could benefit efforts to send humans to the Moon and Mars
by David McGee
 

 

 

Awesome Images from Hubble & New Insights into Coma Galaxies

Amazing pictures from the constellation Antlia (aka The Air Pump)and activity in the dwarf galaxy ESO 540-31 courtesy Hubble + new findings in the Coma galaxies.
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
 

 

 

The View from Deep Space, Via New NASA Interactive App

NASA's new 3DV app previews the starting point for the nation's journey to Mars.
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
 

 

 

NASA’S Hubble Provides First Census of Galaxies Near Cosmic Dawn

DISTANT WORLDS--Using NASA's Hubble Space Telescope, astronomers have uncovered a previously unseen population of seven primitive galaxies that formed more than 13 billion years ago.
by David McGee
 

 
 

NASA’s Chandra Sees Eclipsing Planet in X-rays for First Time

For the first time since exoplanets, or planets around stars other than the sun, were discovered almost 20 years ago, X-ray observations have detected an exoplanet passing in front of its parent star.
by David McGee
 

 

 

Collapsing Star Gives Birth to a Black Hole

‘If future observations confirm this team’s findings, this would be the first birth of a black hole ever witnessed and the first failed supernova ever discovered’
by David McGee
 

 
 

NASA’s Fermi Discovers the Most Extreme Blazars Yet

NASA's Fermi Gamma-ray Space Telescope has identified the farthest gamma-ray blazars, a type of galaxy whose intense emissions are powered by supersized black holes.
by David McGee