News tagged with star clusters

Hubble has an audience of stellar flashbulbs

(Phys.org) -- The NASA/ESA Hubble Space Telescope has captured a crowd of stars that looks rather like a stadium darkened before a show, lit only by the flashbulbs of the audience’s cameras. Yet the many ...

Jul 23, 2012
4.3 / 5 (8) 0 | with audio podcast

Gravitational telescope creates space invader mirage

(Phys.org)—The NASA/ESA Hubble Space Telescope is one of the most powerful available to astronomers, but sometimes it too needs a helping hand. This comes in the form of Einstein's general theory of relativity, ...

Mar 05, 2013
4 / 5 (8) 5 | with audio podcast

Construction secrets of a galactic metropolis

Galaxy clusters are the largest objects in the Universe held together by gravity but their formation is not well understood. The Spiderweb Galaxy (formally known as MRC 1138-262) and its surroundings have ...

Oct 15, 2014
4.6 / 5 (7) 1

Image: Pinwheel of star birth

Though the universe is chock full of spiral-shaped galaxies, no two look exactly the same. This face-on spiral galaxy, called NGC 3982, is striking for its rich tapestry of star birth, along with its winding ...

Oct 19, 2010
5 / 5 (6) 0

A colorful gathering of middle-aged stars

NGC 3532 is a bright open cluster located some 1300 light-years away in the constellation of Carina(The Keel of the ship Argo). It is informally known as the Wishing Well Cluster, as it resembles scattered ...

Nov 26, 2014
5 / 5 (6) 0

Little telescope spies gigantic galaxy clusters

(Phys.org)—Our solar system, with its colorful collection of planets, asteroids and comets, is a fleck in the grander cosmos. Hundreds of billions of solar systems are thought to reside in our Milky Way ...

Dec 06, 2012
4.8 / 5 (6) 2 | with audio podcast