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
 

 
 

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 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
 

 
 

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
 

 

 

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
 

 
 
Black Hole

‘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