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Research reinforces role of supernovae in clocking the universe

New research by cosmologists confirms the accuracy of Type Ia supernovae in measuring the pace at which the universe expands. The findings support a widely held theory that the expansion of the universe is accelerating and such acceleration is attributable to a mysterious force known as dark energy.

Posted: Jan 4th, 2017

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Researchers get first look at new, extremely rare galaxy

Approximately 359 million light-years away from Earth, there is a galaxy with an innocuous name (PGC 1000714) that doesn't look quite like anything astronomers have observed before. New research provides a first description of a well-defined elliptical-like core surrounded by two circular rings - a galaxy that appears to belong to a class of rarely observed, Hoag-type galaxies.

Posted: Jan 4th, 2017

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A syllabus in cosmic rays

What have scientists learned in five years of studying cosmic rays with the Alpha Magnetic Spectrometer experiment?

Posted: Dec 12th, 2016

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Will Earth still exist 5 billion years from now?

What will happen to Earth when, in a few billion years' time, the Sun is a hundred times bigger than it is today? Using the most powerful radio telescope in the world, an international team of astronomers has set out to look for answers in the star L2 Puppis. Five billion years ago, this star was very similar to the Sun as it is today.

Posted: Dec 8th, 2016

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