Tags » Galaxy-evolution-explorer

Portraits of the Andromeda Galaxy by the beings of the planet they call… Earth!

Andromeda is the closest large galaxy to our Milky Way galaxy, and is located 2.5 million light-years from our sun. It is close enough for telescopes to spy the details of its ringed arms of new stars and hazy blue backbone of older stars. 137 more words


NASA's Galex Reveals the Largest-Known Spiral Galaxy

The spectacular barred spiral galaxy NGC 6872 has ranked among the biggest stellar systems for decades. Now a team of astronomers from the United States, Chile and Brazil has crowned it the largest known spiral, based on archival data from NASA’s Galaxy Evolution Explorer (GALEX) mission, which has since been loaned to the California Institute of Technology in Pasadena. 606 more words



It is no secret that the Milky Way, our galaxy, is hungry.  Scientists believe that our galaxy has ingested at least two other galaxies.  New evidence of this has appeared again as scientists have discovered a stream of stars believed to be the remnant of an ancient star cluster slowly being eaten by the Milky Way.  286 more words

Play And No Work

The Pinwheel Galaxy

It’s one of the last entries in Charles Messier’s famous catalog, but M101 is definitely not one of the least. The galaxy is big—roughly 170,000 light-years across, almost twice the size of our own Milky Way Galaxy. 119 more words


Planets Under a Red Sun

Planets Under a Red Sun

This artist’s concept illustrates a young, red dwarf star surrounded by three planets. Such stars are dimmer and smaller than yellow stars like our sun, which makes them ideal targets for astronomers wishing to take images of planets outside our solar system, called exoplanets. 34 more words


Nasa captures huge black hole pulling star to pieces

Supermassive black holes lurk at the centre of almost every galaxy, weighing billions of times more than our Sun – and Nasa has just caught sight of one ‘feeding’ on a star. 748 more words