Carl Sagan’s Pale Blue Dot | Deep Roots Magazine

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

Full Story »

Oldest Recorded Supernova: Last Remnants of Chinese ‘Guest Star’ of 185 A.D.

A truly cool image, combined from data from four different space telescopes, shows all that remains of the oldest documented example of supernova RCW 86, which the Chinese documented in 185 A.D. as a mysterious "guest star" in ...

by David McGee

Full Story »

Hubble Spots Spiral Bridge of Young Stars Linking Two Ancient Galaxies

A Hubble space Telescope photo of an unusual structure 100,000 light years long yields new insights into the formation of stellar superclusters.

by David McGee

Full Story »

Cause and Effect

CAUSE AND EFFECT: When the sun spit out a Coronal Mass Ejection (CME) on Oct. 5, a brilliant aurora appeared three days later over Saskatoon, Saskatchewan, Canada. When Earth-directed, CMEs can affect electronic systems in sate...

by David McGee

Full Story »

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

Full Story »

NASA’s Chandra Observatory Finds Cosmic Showers Halt Galaxy Growth

NASA's Chandra X-ray Observatory has uncovered surprising news about a process that is stifling star formation in a distant galaxy cluster. It's been going on for 7 billion years.

by David McGee

Full Story »

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

Full Story »

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

Full Story »

‘Cry’ of a Shredded Star Heralds a New Era for Testing Relativity

‘This gives us an opportunity to explore the nature of black holes and test Einstein’s relativity at a time when the universe was very different than it is today,’ Last year, astronomers discovered a quiescent...

by David McGee

Full Story »

Page 1 of 412 3 4

Subscribe