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In a First, Astronomers Find Three Supermassive Black Holes near the Centre of a Single Galaxy

November 26, 2019

The extensively studied galaxy NGC 6240 – located about 300 million light-years away from Earth – was previously…
Spin doctors: Astrophysicists find that when galaxies rotate, size matters

November 22, 2019

The direction in which a galaxy spins depends on its mass, researchers have found. A team of astrophysicists…
Cosmic Yeti from the Dawn of the Universe Found Lurking in Dust

October 23, 2019

The early universe is filled with monsters, a new study revealed. Researchers led by astronomer Christina Williams discovered…
The Most Massive Galaxies Spin More Than Twice as Fast as the Milky Way

October 21, 2019

It’s a difficult thing to wrap your head around sometimes. Though it might feel stationary, planet Earth is…
Cosmic collision produces neutrino

October 7, 2019

It was quite a sensation in July 2018 when scientists reported that they had detected a highly energetic…
Two Ancient Migration Events in the Andromeda Galaxy

October 3, 2019

Astronomers have uncovered two historic events in which the Andromeda Galaxy underwent major changes to its structure. The…
Virtual ‘UniverseMachine’ sheds light on galaxy evolution

August 30, 2019

How do galaxies such as our Milky Way come into existence? How do they grow and change over…
Revealing the Intimate Lives of MASSIVE Galaxies

August 23, 2019

Every galaxy has a story, and every galaxy has been many others in the past (unlike for humans,…
Virtual “Universe Machine” Sheds Light on Galaxy Evolution

August 12, 2019

By creating millions of virtual universes and comparing them to observations of actual galaxies, a UA-led research team…
Composite image of the active galaxy Centaurus A, showing lobes and jets extending millions of light years into space. (Optical: ESO/WFI; Submillimeter: MPIfR/ESO/APEX/A.Weiss et al.; X-ray: NASA/CXC/CfA/R.Kraft et al.)
Supercomputing—Galactic winds demystified

August 2, 2019

Using the Titan supercomputer at Oak Ridge National Laboratory, a team of astrophysicists created a set of galactic…
Gaia Mission is Mapping Out the Bar at the Center of the Milky Way

July 18, 2019

Despite the many advancements made in the field of astronomy, astronomers still struggle to get an accurate assessment…
Spiraling Filaments Feed Young Galaxies

July 2, 2019

Galaxies grow by accumulating gas from their surroundings and converting it to stars, but the details of this…
Finding order in the chaos of turbulence

June 27, 2019

Turbulence can be found in places large and small, from exploding supernovae and sprawling ocean currents, to the…
Cold quasars could rewrite our understanding of a galaxy’s lifecycle

June 14, 2019

Astronomers have discovered a new class of “cold quasars” that could change our perception of how galaxies mature.…
Supercomputer Simulations Show Black Holes and Their Magnetic Bubbles

May 13, 2019

When the Event Horizon Telescope team released the first picture ever taken of a black hole in mid-April, the general…
Weighing Galactic Wind Provides Clues to Evolution of Galaxies

March 6, 2019

The Cigar Galaxy (M82) is famous for its extraordinary speed in making new stars, with stars being born…
This image shows the merger of two galaxies, known as NGC 7752 (larger) and NGC 7753 (smaller), also collectively called Arp86. In these images, different colors correspond to different wavelengths of infrared light. Blue and green are wavelengths both strongly emitted by stars. Red is a wavelength mostly emitted by dust. Credit: NASA/JPL-Caltech
Why Do Some Galactic Unions Lead to Doom?

February 28, 2019

Three images from NASA’s Spitzer Space Telescope show pairs of galaxies on the cusp of cosmic consolidations. Though…
The Milky Way Is Warped

February 5, 2019

The first accurate 3D map of our galaxy reveals its true shape: warped and twisted. Astronomers from Macquarie…
The lonely giant: Milky Way-sized galaxy lacking galactic neighbors

January 11, 2019

Long ago in a galaxy far, far away, fewer galaxies were born than expected—and that could create new…
Taming turbulence: Seeking to make complex simulations a breeze

December 12, 2018

For scientists wrestling with problems as diverse as containing superhot plasma in a fusion reactor, improving the accuracy…
Researchers reveal close-up look at whirlpool around gigantic black hole

December 4, 2018

An international team of scientists have been able to measure gas spinning about a supermassive black hole in…
Astronomers Discover Giant Relic of Disrupted “Tadpole” Galaxy

November 21, 2018

A team of astronomers from Israel, the U.S. and Russia have identified a disrupted galaxy resembling a giant…
Cosmic Void Contains Fewer Galaxies than Expected, which, Ironically, Makes it Harder for Light to get Through

August 21, 2018

According to the Big Bang Theory of cosmology, the Universe began roughly 13.8 billion years ago as all…
Andromeda Shredded and Consumed a Massive Galaxy About Two Billion Years Ago

July 26, 2018

Scientists have long understood that in the course of cosmic evolution, galaxies become larger by consuming smaller galaxies.…
‘Red Nuggets’ are Galactic Gold for Astronomers

June 21, 2018

A new study using data from NASA’s Chandra X-ray Observatory indicates that black holes have squelched star formation…
Astronomers See a Pileup of 14 Separate Galaxies in the Early Universe

April 30, 2018

Looking deep into the observable Universe – and hence, back to the earliest periods of time – is…
Did the Milky Way Steal These Stars or Kick Them Out of the Galaxy?

March 2, 2018

Despite thousands of years of research and observation, there is much that astronomers still don’t know about the…
Maybe There’s no Connection Between Supermassive Black Holes and Their Host Galaxies?

February 23, 2018

For decades, astrophysicists have puzzled over the relationship between Supermassive Black Holes (SMBHs) and their respective galaxies. Since…
It Turns Out, Andromeda is Younger Than Earth… Sort Of

February 19, 2018

Since ancient times, astronomers have looked up at the night sky and seen the Andromeda galaxy. As the…
Galaxy building

January 31, 2017

Dwarf galaxies – nuggets of stars and gas 100 to 1,000 times smaller than our home galaxy, the…
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