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Unravelling the Mystery of Gamma-Ray Bursts

These highly energetic bursts of hard radiation have been seen by gamma-ray satellites such as Fermi and Swift, but the …

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Observing galactic ‘blow out’

For the first time, an international team of astronomers has revealed the dramatic blow out phase of galactic evolution

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Astronomers see atomic hydrogen emission in galaxies at record breaking distances

They uncovered a population of very gas-rich systems, containing between 20 and 80 billion times the mass of the Sun in …

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Galaxy Evolution: Caught in the Act

An international team of astronomers have uncovered new insights into the processes that have shaped galaxies, using

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Mystery of dwarf galaxy could be ejected black hole

Astronomers have observed a mysterious phenomenon, which could be a massive black hole that has been ejected into space …

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Mars, too, has macroweather

But weather forecasting on the Red Planet is likely to be even trickier than on Earth

A new study by researchers at McGill University and UCL finds that this same three-part pattern applies to atmospheric c…

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Primordial galaxy bursts with starry births

In the early universe, starburst galaxies like AzTEC-3 formed stars at a frenetic pace, fueled by the copious quantities…

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Mars spacecraft, including MAVEN, reveal comet flyby effects on Martian atmosphere

Using the observations, scientists were able to make a direct connection between the input of debris from the meteor sho…

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Black Holes Come to the Big Screen

The new movie Interstellar explores a longstanding fascination, but UA astrophysicists are using cutting-edge technology…

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Investigating a triple star system in formation

An international team of astronomers has carried out the most accurate study so far of the cocoon of gas and dust surrou…

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Astronomers build detailed map of exoplanet temperature, water vapor

A team of scientists using NASA’s Hubble Space Telescope has made the most detailed global map yet of the glow from a pl…

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A fireball in space reveals the nature of novae

For the first time, scientists have measured the size and structure of a nova’s nuclear blast as it happened — thanks, i…

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CU-Boulder instrument onboard MAVEN sends back first images of Mars

The image shows the planet from an altitude of 36,500 kilometers, or 22,680 miles, in three ultraviolet wavelength bands…

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Rediscovering Venus to Find Faraway Earths

New optical device designed to measure gravitational pull of a planet should speed the search for Earth-like exoplanets

As the search for Earth-like planets wages on, a team of researchers from the Harvard-Smithsonian Center for Astrophysic…

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Astronomers see right into heart of exploding star

An international team of astronomers has been able to see into the heart of an exploding star, by combining data from telescopes that are hundreds or even thousands of kilometres apart.

An international team of astronomers has been able to see into the heart of an exploding star, by combining data from te…

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NuSTAR Discovers Impossibly Bright Dead Star

X-ray source in the Cigar Galaxy is the first ultraluminous pulsar ever detected

Astronomers working with NASA's Nuclear Spectroscopic Telescope Array (NuSTAR), led by Caltech's Fiona Harrison, have fo…

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International collaboration replicates amplification of cosmic magnetic fields

Astrophysicists have established that cosmic turbulence could have amplified magnetic fields to the strengths observed i…

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Milestone Reached in Search for Earth-Like Planets

In the quest to learn about planets beyond our solar system, this discovery marks the smallest planet for which scientis…

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Thermonuclear X-ray bursts on neutron stars set speed record

A new study of thermonuclear X-ray bursts on neutron stars reveals that, on very rare occasions, shells can be expelled …

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Smallest Known Galaxy with a Supermassive Black Hole

Many Black Holes May Hide in Dwarf Remnants of Stripped Galaxies

A University of Utah astronomer and his colleagues discovered that an ultracompact dwarf galaxy harbors a supermassive b…

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