Video Bar

Loading...

Saturday, April 2, 2016

scientists determine the expansion rate of the Universe.

 

Scientists have used data from NASA’s Chandra X-ray Observatory and the NSF’s Jansky Very Large Array to determine the likely trigger for the most recent supernova in the Milky Way. They applied a new technique that could have implications for understanding other Type Ia supernovas, a class of stellar explosions that scientists use to determine the expansion rate of the Universe. Astronomers had previously identified G1.9+0.3 as the remnant of the most 

Gallery Image
Caption: During an International Space Station flyover of Australia, NASA astronaut Jeff Williams captured a colorful image of the coast and shared it with his social media followers on March 29, 2016, writing, "The unique terrain of the northwestern Australian coast."


No comments: