News tagged with dense star

X-rays discovered from young supernova remnant

(Phys.org) -- Over fifty years ago, a supernova was discovered in M83, a spiral galaxy about 15 million light years from Earth. Astronomers have used NASA's Chandra X-ray Observatory to make the first detection ...

dateJul 31, 2012 in Astronomy
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Telescopes help solve ancient supernova mystery

(PhysOrg.com) -- A mystery that began nearly 2,000 years ago, when Chinese astronomers witnessed what would turn out to be an exploding star in the sky, has been solved. New infrared observations from NASA's ...

dateOct 24, 2011 in Astronomy
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The physical properties of dense molecular clouds

Small, dense interstellar clouds of gas and dust, containing hundreds to thousands of solar-masses of material, are suspected of being the precursors to stars and stellar clusters. These so-called cores, ...

dateJun 25, 2015 in Astronomy
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Quadruplets in a stellar womb

More than half of all stars are in multiple systems: binary stars, or even triplets or quadruplets, that orbit one another. No one is quite sure how or why they form, but the effects can be significant, for ...

dateFeb 23, 2015 in Astronomy
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The peanut at the heart of our galaxy

Two groups of astronomers have used data from ESO telescopes to make the best three-dimensional map yet of the central parts of the Milky Way. They have found that the inner regions take on a peanut-like, ...

dateSep 12, 2013 in Astronomy
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Messier 61 looks straight into Hubble's camera

(Phys.org) —The NASA/ESA Hubble Space Telescope has captured this image of nearby spiral galaxy Messier 61, also known as NGC 4303. The galaxy, located only 55 million light-years away from Earth, is roughly ...

dateJun 21, 2013 in Astronomy
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