Astronomy

Upgrade of the India’s biggest radio telescope

GMRT, the India’s biggest radio-telescope, is used by astronomers from across the world for frontline research in astronomy and astrophysics. In operation since 2002, GMRT is an array of 30 fully steerable, 45 metre diameter antennas, spread out over a 30 km region near Narayangaon. Recently this telescope has been upgraded to...

China: assembly begins of “FAST”, the largest radio telescope in the world

FAST radio telescope assembly has begun in China. The name is an indication of the size: Five-hundred-meter Aperture Spherical radio Telescope. With its 500 meters in diameter, covering an area of about 30 football fields, FAST will exceed the Puerto Rican Arecibo Observatory, currently the largest radio telescope ever built, by...

RadioAstron: four years after going into orbit the first important results arrive

The first important results are arriving from RadioAstron, the Russian space radio telescope that was sent into orbit on 18 July 2011 from the Baikonur base in Kazakhstan. Working in combination with terrestrial antennae in radio interferometric mode on an extremely long base, called VLBI, RadioAstron has collected radio signals...