News tagged with brightest galaxies


Merging Galaxies in Groups

How Do Galaxies Grow?

Space & Earth / Astronomy

created Aug 26, 2008 | popularity 4.4 / 5 (14) | comments 2

How do galaxies form? The most widely accepted answer to this fundamental question is the model of 'hierarchical formation', a step-wise process in which small galaxies merge to build larger ones. One can ...





Search results for brightest galaxies


Do we need dark matter?

Do we need dark matter?

Physics / General Physics

created 19 hours ago | popularity 3.8 / 5 (6) | comments 19

It's the biggest problem in physics: the matter we can see in the universe accounts for just five per cent of the observed gravity that holds galaxies together.


WISE Is Chilling Out

WISE Is Chilling Out

Space & Earth / Space Exploration

created Nov 11, 2009 | popularity 4.7 / 5 (3) | comments 0

(PhysOrg.com) -- Engineers are busy cooling the science instrument on NASA's Wide-field Infrared Survey Explorer, or WISE. The spacecraft is scheduled to blast into space from Vandenberg Air Force Base in ...


Rapid star formation spotted in 'stellar nurseries' of infant galaxies

Rapid star formation spotted in 'stellar nurseries' of infant galaxies

Space & Earth / Astronomy

created Nov 11, 2009 | popularity 4.8 / 5 (4) | comments 1

The Universe's infant galaxies enjoyed rapid growth spurts forming stars like our sun at a rate of up to 50 stars a year, according to scientists at Durham University.


Swift, XMM-Newton satellites tune into a middleweight black hole

Swift, XMM-Newton satellites tune into a middleweight black hole

Space & Earth / Astronomy

created Nov 10, 2009 | popularity 4.5 / 5 (2) | comments 1

(PhysOrg.com) -- While astronomers have studied lightweight and heavyweight black holes for decades, the evidence for black holes with intermediate masses has been much harder to come by. Now, astronomers ...


'Dropouts' pinpoint earliest galaxies

'Dropouts' pinpoint earliest galaxies

Space & Earth / Astronomy

created Nov 06, 2009 | popularity 4.3 / 5 (11) | comments 13

Astronomers, conducting the broadest survey to date of galaxies from about 800 million years after the Big Bang, have found 22 early galaxies and confirmed the age of one by its characteristic hydrogen signature ...


In a Galaxy Far, Far Away...

In a Galaxy Far, Far Away...

Space & Earth / Astronomy

created Nov 06, 2009 | popularity 4.8 / 5 (6) | comments 30

(PhysOrg.com) -- Astronomers have published the discovery of the farthest known object in the cosmos: a star that exploded when the universe was only 630 million years old -- only 4.6% of its current age. ...


New type of supernova explosion reported; predicted by theoretical physicists at UCSB

Space & Earth / Astronomy

created Nov 05, 2009 | popularity 4.2 / 5 (5) | comments 0

A new class of supernova was discovered by scientists at Berkeley and may be the first example of a new type of exploding star. A team of astrophysicists at UC Santa Barbara had predicted this kind of explosion in their t ...


Rapid supernova could be new class of exploding star

Rapid supernova could be new class of exploding star

Space & Earth / Astronomy

created Nov 05, 2009 | popularity 4.7 / 5 (17) | comments 5

(PhysOrg.com) -- An unusual supernova rediscovered in seven-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows from one white dwarf ...


Hubble Image Showcases Star Birth in M83, the Southern Pinwheel

Hubble Image Showcases Star Birth in M83, the Southern Pinwheel

Space & Earth / Astronomy

created Nov 05, 2009 | popularity 4.6 / 5 (10) | comments 1

(PhysOrg.com) -- The spectacular new camera installed on NASA's Hubble Space Telescope during Servicing Mission 4 in May has delivered the most detailed view of star birth in the graceful, curving arms of ...


Stars Fueled by Dark Matter Could Hold Secrets to the Universe

Stars Fueled by Dark Matter Could Hold Secrets to the Universe

Physics / General Physics

created Nov 03, 2009 | popularity 4.4 / 5 (54) | comments 42

(PhysOrg.com) -- The first stars in the universe may have been very different from the stars we see today, yet they may hold clues to understanding some of the mysterious features of the universe. These "dark ...



List of search results for brightest galaxies