Scientists would love to know which forces created our universe some 14 billion years ago. How could – due to a breaking…

A GRB afterglow occurs when jets from the burst slam into surrounding gas, sweeping that material up like a snowplow, he…

Scientists with the Sloan Digital Sky Survey III (SDSS-III), including Penn State astronomers, have released to the publ…

Work on the Thirty Meter Telescope, named for its 30-meter primary mirror — three times the diameter of the largest exis…

Global Navigation Satellite Systems are now routinely used for high accuracy operations around the globe. But the signal…

NASA's Interface Region Imaging Spectrograph (IRIS) observatory has produced its first images and spectra of a little un…

Dartmouth astrophysicists Ryan Hickox and Kevin Hainline and colleagues have a paper scheduled for publication in The As…

Exploring the extreme Universe with a rich new resource

Scientists led by the University of Leicester have set a new record for cosmic X-ray sources ever sighted – creating an…

In a bit of cosmic irony, planets orbiting cooler stars may be more likely to remain ice-free than planets around hotter…

We value gold for many reasons: its beauty, its usefulness as jewelry, and its rarity. Gold is rare on Earth in part bec…

Caltech helps capture the first image of a frosty planetary-disk region

Although it might seem counterintuitive, if you get far enough away from a smoldering young star, you can actually find…

Research points to large reservoirs of material deep in the mantle that may help to explain Earth’s origins.

It’s widely thought that the Earth arose from violent origins: Some 4.5 billion years ago, a maelstrom of gas and dust c…

Study doubles number of potentially habitable planets orbiting red dwarfs

Researchers at the University of Chicago and Northwestern University based their study, which appears in Astrophysical J…

The early galaxies of the universe were very different from today’s galaxies. Using new detailed studies carried out wit…

Scientists have observed in unprecedented detail the birth of a massive star within a dark cloud core about 10,000 light years from Earth.

The team used the new ALMA (Atacama Large Millimetre/submillimetre Array) telescope in Chile – the most powerful radio t…

The Sun's outer atmosphere, or corona, has posed an enduring mystery. Why is it so hot? The Sun's visible surface is onl…

Chondrules may have formed from high-pressure collisions in early solar system

A normally staid University of Chicago scientist has stunned many of his colleagues with his radical solution to a 135-y…

Mysterious bursts of radio waves originating from billions of light years away have left the scientists who detected them speculating about their origins.

The international research team, writing in the journal Science, rule out terrestrial sources for the four fast radio bu…

An international group of astronomers that includes UC Santa Barbara astrophysicist Crystal Martin and former UCSB postd…

Let’s all fist bump: Spiral galaxies like our own Milky Way appear to be much larger and more massive than previously be…