Posts Tagged ‘NASA’

NASA’s twin GRAIL spacecraft now together in lunar orbit


NASA’s twin GRAIL (Gravity Recovery And Interior Laboratory) spacecraft has been successfully placed in lunar orbit at 2 P.m PST on January 1st 2012. This GRAIL-A was accompanied by GRAIL-B after 43 minutes (2.43 pm) of the launch of GRAIL-A on the same new year day. These two spacecraft are located near-polar,elliptical orbit and their […]

Hubble Directly Observes the Disk Around a Black Hole

International scientists have observed a black hole swallowing up a quasar accretion disc. The quasar disc is approximately 100-300 billion kilometers across and is identified by its brightly glowing matter. Although the disc lays billions of light-years away from Earth, the NASA/ESA Hubble Space Telescope was recently used in an innovative way to observe phenomena […]