News tagged with astrophysical journal

Granny galaxies discovered in the early universe

(Phys.org) —An international team of astronomers have discovered the most distant examples of galaxies that were already mature and massive – not just young, star-forming galaxies in the nursery-room of the early Universe ...

dateMar 11, 2014 in Astronomy
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Rocks around the clock: asteroids pound tiny star

(Phys.org) —Scientists using CSIRO's Parkes telescope and another telescope in South Africa have found evidence that a tiny star called PSR J0738-4042 is being pounded by asteroids—large lumps of rock from space.

dateFeb 19, 2014 in Astronomy
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Taking the pulse of a supermassive black hole

(Phys.org) —Rare heartbeat-like pulsations detected from a supermassive black hole may grant scientists better insight into these exotic objects, according to two University of Alabama astronomers who co-authored a recent ...

dateDec 05, 2013 in Astronomy
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Explosive growth of young star

A star is formed when a large cloud of gas and dust condenses and eventually becomes so dense that it collapses into a ball of gas, where the pressure heats the matter, creating a glowing gas ball – a star is born. New ...

dateDec 04, 2013 in Astronomy
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The search for medium-sized black holes

Black holes can be petite, with masses only about 10 times that of our sun—or monstrous, boasting the equivalent in mass up to 10 billion suns. Do black holes also come in size medium? NASA's Nuclear Spectroscopic Telescope ...

dateNov 27, 2013 in Astronomy
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