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ALMA reveals sun in new light

New images from the Atacama Large Millimeter/submillimeter Array (ALMA) reveal stunning details of our Sun, including the dark, contorted center of an evolving sunspot that is nearly twice the diameter of the Earth.

date5 hours ago in Astronomy
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Galaxy murder mystery

It's the big astrophysical whodunnit. Across the Universe, galaxies are being killed and the question scientists want answered is, what's killing them?

date5 hours ago in Astronomy
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Astrophysicists discover dimming of binary star

A team of University of Notre Dame astrophysicists led by Peter Garnavich, professor of physics, has observed the unexplained fading of an interacting binary star, one of the first discoveries using the University's Sarah ...

dateJan 16, 2017 in Astronomy
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A universe of 2 trillion galaxies

An international team of astronomers, led by Christopher Conselice, Professor of Astrophysics at the University of Nottingham, have found that the universe contains at least 2 trillion galaxies, ten times more than previously ...

dateJan 16, 2017 in Astronomy
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Hubble gazes into a black hole of puzzling lightness

The beautiful spiral galaxy visible in the center of the image is known as RX J1140.1+0307, a galaxy in the Virgo constellation imaged by the NASA/ESA Hubble Space Telescope, and it presents an interesting puzzle. At first ...

dateJan 13, 2017 in Astronomy
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Outflowing gas in ultraluminous galaxies

Galaxies evolve over billions of years in part through the activity of star formation and their supermassive nuclear black holes, and also by mergers with other galaxies. Some features of galaxies, in particular the strong ...

dateJan 09, 2017 in Astronomy
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Hubble captures 'shadow play' caused by possible planet

Eerie mysteries in the universe can be betrayed by simple shadows. The wonder of a solar eclipse is produced by the moon's shadow, and over 1,000 planets around other stars have been cataloged by the shadow they cast when ...

Black holes hide in our cosmic backyard

Monster black holes sometimes lurk behind gas and dust, hiding from the gaze of most telescopes. But they give themselves away when material they feed on emits high-energy X-rays that NASA's NuSTAR (Nuclear Spectroscopic ...

SpaceX set to launch again Monday

SpaceX plans to resume flights of its Falcon 9 rocket on Monday, after pinning down the cause of a launchpad explosion that destroyed a satellite in September, a spokesman said.

Can garnet planets be habitable?

What makes a rocky planet Earth-like? Astronomers and geoscientists have joined forces using data from the Sloan Digital Sky Survey (SDSS) to study the mix of elements in exoplanet host stars, and to consider what this reveals ...

The case of the 'missing link' neutron star

Like anthropologists piecing together the human family tree, astronomers have found that a misfit "skeleton" of a star may link two different kinds of stellar remains. The mysterious object, called PSR J1119-6127, has been ...

Astronomers discover powerful cosmic double whammy

Astronomers have discovered a cosmic one-two punch unlike any ever seen before. Two of the most powerful phenomena in the Universe, a supermassive black hole, and the collision of giant galaxy clusters, have combined to create ...

NASA moon data provides more accurate 2017 eclipse path

On Monday, Aug. 21, 2017, millions in the U.S. will have their eyes to the sky as they witness a total solar eclipse. The moon's shadow will race across the United States, from Oregon to South Carolina. The path of this shadow, ...

Study shows signs of hope for endangered sea turtles
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Golden mystery solved
Study finds links between swearing and honesty

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