mrt 192013
 
Astronomers Discover a Huge New Galaxy with LOFAR

  A team of astronomers led by ASTRON astronomer Dr. George Heald has discovered a previously unknown gigantic radio galaxy, using initial images from a new, ongoing all-sky radio survey. The galaxy was found using the powerful International LOFAR Telescope (ILT), built and designed by ASTRON.  Overlay of the new Giant Radio Galaxies (blue-white colors) [continue reading]

okt 292012
 
Supermassive Black Hole Inflates Giant Bubble

  Using a brand-new radio telescope, astronomers have produced one of the best images ever made at the lowest frequencies of giant bubbles produced by a supermassive black hole. The observations were performed at frequencies ranging from 20 to 160 MHz which are normally used for communications by airplane pilots. The picture shows what looks [continue reading]