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Thursday, May 31, 2012

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galaxies

Galaxies hiding more atomic hydrogen gas than thought

More atomic hydrogen gas — the ultimate fuel that creates stars and galaxies — is lurking in today’s...

Baby galaxies `may have grown up quickly`

Baby galaxies from the young universe over 12 billion years ago evolved faster than previously thoug...

Billions of life bearing planets float in the milky way

A few hundred thousand billion free-floating life-bearing earth-sized planets may exist in the space...

Massive black holes shut down star formation

All large galaxies have a massive black hole at their centre, each millions of times the mass of a s...

`Time machine` to study faintest galaxies

The five-ton instrument, the most advanced and sophisticated of its kind in the world, goes by the n...

Dwarf galaxies may help reveal what `dark matter` really is

Nearly 80 percent of the matter in the universe is invisible to telescopes, yet its gravitational in...

Black holes `eat binary star partners` to grow

There are two ways to grow a supermassive black hole: with gas clouds and with stars.

NASA’s new all-sky atlas reveals over half-billion stars and galaxies

NASA has unveiled a new atlas and catalogue of the entire infrared sky with more than a half-billion...

How teenage galaxies feed themselves

A new survey of carefully selected galaxies has focussed on their teenage years — roughly the period...

Wild early life of biggest galaxies revealed

Most intense type of star-forming activity in the early Universe ultimately became the most massive ...

Data on 200 million stars released

Astronomers have released the largest data set ever collected on brightening and dimming of two hund...

Hubble pinpoints farthest protocluster of galaxies

Astronomers have uncovered a cluster of galaxies in the initial stages of development – the most dis...

UCDs are massive clusters of bright stars

UCDs which are mysterious objects characterized by high stellar population counts, are actually very...

Cold streams of gas pushed growth of black holes

A steady diet of cold, thin streams of gas are what pushed the rapid growth of early supermassive bl...

Red Galaxies may be cosmic `missing link`

Four red galaxies, uncovered 13 billion light-years away from Earth may be the missing link in the e...

Milky Way still feasting on dwarf galaxies

The Sagittarius dwarf galaxy used to be one of the brightest of the Milky Way satellites.

Google Maps help reveal new universe secrets

Scientists have discovered that the reddest galaxies with the largest central bulb have the longest ...

A surprising look at ingredients of galaxies

Astronomers have identified a pair of young galaxies with surprising chemical ingredients in the ear...

Galaxy mergers not needed to fuel blackholes

A supermassive black hole (millions or even billions of times the mass of the sun) sits at the core ...

Massive black holes found in distant galaxies

The find of supermassive black holes growing in surprisingly small galaxies suggest that central bla...

Exploding supernova, dust producer in galaxies

The data has revealed that the exploding stars could be a major dust producer in those early galaxie...

Earliest ever quasar discovered

Quasars are incredibly bright sources of energy thought to be the hot centres of young galaxies swi...

Galaxies are either `awake` or `asleep`: Study

Researchers also found that there are many more active galaxies than passive ones.

Why massive stellar explosions occur in the tiniest of galaxies?

Astronomers using NASA`s Galaxy Evolution Explorer have shed new light on why some of the most massi...

Galaxies ‘formed much earlier than thought’

NASA`s Hubble Space Telescope was the first to spot the newfound galaxy.

`Galaxies grow like snowflakes`

Researchers have based their conclusions on observations of the massive elliptical galaxy NGC1407.

`No link between dark matter, black holes’

A new study has found that there is no direct connection between black holes and dark matter.

Biggest galaxies formed when universe was young

Some of the most massive galaxies may have formed billions of years earlier than believed.

Collision of galaxies ‘formed Andromeda’

Andromeda - the nearest spiral galaxy to the Milky Way- was born when two smaller galaxies collided.

`Cannibal galaxies eat smaller neighbours to stay young`

Scientists have discovered that for older galaxies to stay young they cannibalise their smaller neig...

How young galaxies can grow gently

Galaxies often collide and then merge to form larger systems.

Telescope to survey galaxies from Mexican volcano

A 164 feet giant telescope will soon start surveying galaxies from atop a Mexican volcano.

Scientists find ‘modern’ galaxies amongst ancient galaxy clusters

A team of astronomers has discovered a young cluster, born just 2.8 billion years after the Big Bang...

Largest atlas of nuclear galactic rings `unveiled`

Astrophysicists have unveiled what they claim is the largest atlas of nuclear galactic rings, whic...

Ancient galaxies come together after 10 billion years

Astronomers have found the astronomical equivalent of prehistoric life in our intergalactic backyard...

Beautiful spiral galaxies were ‘ugly ducklings’ 6 bln yrs ago

The Hubble Space Telescope has shown that the beautiful spirals galaxies of the modern Universe were...

`Spirals galaxies of modern universe were ugly 6-bn-yr-ago`

The beautiful spirals galaxies of modern Universe were ugly ducklings six billion years ago, Europ...

Herschel Space Observatory on how stars and galaxies are made

ESA releases preview of 1st science results from Herschel Space Observatory, which would provide val...

Scientists discover 22 early galaxies

A team of American and Japanese scientists have discovered 22 extremely distant galaxies which may h...

Cosmic collision in our neighbourhood changed galaxies

Andromeda and Triangulum, the two galaxies closest to our own, collided two to three billion years a...

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