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Black holes stunt growth of dwarf galaxies

October 14, 2019

Astronomers at the University of California, Riverside, have discovered that powerful winds driven by supermassive black holes in…
Milky Way is Still Rippling from a Galactic Collision Millions of Years Ago

September 25, 2018

Between 300 million and 900 million years ago, our Milky Way galaxy nearly collided with the Sagittarius dwarf…
Oxygen-deficient dwarf galaxy hints at makings of early universe

September 25, 2017

A recently discovered dwarf galaxy in the constellation Lynx may serve well as a proxy for better understanding…
Fastest stars in the Milky Way are ‘runaways’ from another galaxy

July 5, 2017

A group of astronomers have shown that the fastest-moving stars in our galaxy – which are travelling so…
Gemini Tracks Distant Star Cluster with Adaptive Optics

May 15, 2017

Researchers combine images from Gemini South’s wide-field adaptive optics system (GeMS/GSAOI) with data from the Hubble Space Telescope…
Supermassive black holes found in two tiny galaxies

April 20, 2017

Three years ago, a University of Utah-led team discovered that an ultra-compact dwarf galaxy contained a supermassive black…
NuSTAR Probes Puzzling Galaxy Merger

March 28, 2017

A supermassive black hole inside a tiny galaxy is challenging scientists’ ideas about what happens when two galaxies…
A bridge of stars connects two dwarf galaxies

February 10, 2017

The Magellanic Clouds, the two largest satellite galaxies of the Milky Way, appear to be connected by a…
Galaxy building

January 31, 2017

Dwarf galaxies – nuggets of stars and gas 100 to 1,000 times smaller than our home galaxy, the…
Astronomers Find Seven Dwarf-Galaxy Groups, the Building Blocks of Massive Galaxies

January 24, 2017

Dwarf galaxies, nuggets of stars and gas 100 to 1,000 times smaller than the Milky Way, are thought…
Fast radio burst tied to distant dwarf galaxy and, perhaps, magnetar

January 9, 2017

One of the rare and brief bursts of cosmic radio waves that have puzzled astronomers since they were…
Exploring a Fast Radio Burst in Three Dimensions

January 6, 2017

Gemini Probes Distant Host of Enigmatic Radio Bursts Gemini Observatory provides critical rapid follow up observations of a…
Large Number of Dwarf Galaxies Discovered in the Early Universe

November 22, 2016

A team of researchers, led by University of California, Riverside astronomers, found for the first time a large…
ALMA Catches Stellar Cocoon with Curious Chemistry

October 4, 2016

The first of its kind to be found outside the Milky Way A team of Japanese researchers have…
Reconciling dwarf galaxies with dark matter

September 12, 2016

Dwarf galaxies are enigmas wrapped in riddles. Although they are the smallest galaxies, they represent some of the…
Brown dwarfs reveal exoplanet’s secrets

August 21, 2016

Brown dwarfs are smaller than stars, but more massive than giant planets. As such, they provide a natural…
Hubble Uncovers a Galaxy Pair Coming in from the Wilderness

August 12, 2016

NASA’s Hubble Space Telescope has uncovered two tiny dwarf galaxies that have wandered from a vast cosmic wilderness…
The Wilds of the Local Group

March 25, 2016

Rather like an uncontacted tribe living deep in the Amazon rainforest or on an island in Oceania, WLM…
Green Pea galaxy provides insights to early universe evolution

January 14, 2016

Newly formed dwarf galaxies were likely the reason that the universe heated up about 13 billion years ago,…
Ripples in galaxy help locate dark-matter satellites of Milky Way

January 8, 2016

Three bright pulsating stars on the outskirts of the Milky Way galaxy could be beacons from an invisible…
VLT Revisits a Curious Cosmic Collision

December 10, 2015

NGC 5291, the hazy, golden oval dominating the centre of this image, is an elliptical galaxy located nearly…
Dark matter dominates in nearby dwarf galaxy

November 28, 2015

Dark matter is called “dark” for a good reason. Although they outweigh particles of regular matter by more…
Smallest galaxies are yielding big answers

October 23, 2015

Faint light from hundreds of small, early galaxies may hold the key to our ability to see the…
Dwarf planet Ceres – new name, new maps, new questions

October 2, 2015

Scientists at the European Planetary Science Conference (EPSC, 2015) in Nantes, France are busy with the mysterious crater…
A Shy Galactic Neighbour

September 17, 2015

The Sculptor Dwarf Galaxy — also known as the Sculptor Dwarf Elliptical or the Sculptor Dwarf Spheroidal —…
Astronomers Discover How Lowly Dwarf Galaxy Becomes Star-Forming Powerhouse

September 10, 2015

A nearby dwarf galaxy poses an intriguing mystery: How is it able to form brilliant star clusters without…
Dark Energy Survey finds more celestial neighbors

August 18, 2015

Scientists on the Dark Energy Survey, using one of the world’s most powerful digital cameras, have discovered eight…
Astronomers find ‘teeny supermassive black hole’

August 12, 2015

In a dwarf, disc galaxy 340 million light years away, University of Michigan astronomers have found the smallest…
What happens when cosmic giants meet galactic dwarfs?

July 13, 2015

When two different sized galaxies smash together, the larger galaxy stops the smaller one making new stars, according…
Reticulum II: Welcome to the neighborhood dominated by dark matter

April 20, 2015

The number of dark matter-dominated Milky Way satellite dwarf galaxies was increased by one last week. Scientists discovered the newest…
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