News tagged with element

What are the different kinds of supernovae?

There are a few places in the universe that defy comprehension. And supernovae have got to be the most extreme places you can imagine. We're talking about a star with potentially dozens of times the size and mass of our own ...

dateMar 15, 2016 in Astronomy
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Who discovered helium?

Scientists have understood for some time that the most abundant elements in the Universe are simple gases like hydrogen and helium. These make up the vast majority of its observable mass, dwarfing all the heavier elements ...

dateMar 15, 2016 in Materials Science
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Giant gas cloud boomeranging back into Milky Way

Since astronomers discovered the Smith Cloud, a giant gas cloud plummeting toward the Milky Way, they have been unable to determine its composition, which would hold clues as to its origin. University of Notre Dame astrophysicist ...

dateJan 28, 2016 in Astronomy
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