News tagged with star formation

The lifetimes of massive star-forming regions

Astronomers can roughly estimate how long it takes for a new star to form: it is the time it takes for material in a gas cloud to collapse in free-fall, and is set by the mass, the size of the cloud, and gravity. Although ...

dateApr 17, 2017 in Astronomy
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Hubble sees starbursts in Virgo

Although galaxy formation and evolution are still far from being fully understood, the conditions we see within certain galaxies—such as so-called starburst galaxies—can tell us a lot about how they have evolved over ...

dateApr 14, 2017 in Astronomy
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Supermassive black holes stifle galaxy growth

An international team of scientists involved in the SDSS-IV MaNGA (Sloan Digital Sky Survey-IV Mapping Nearby Galaxies at Apache Point Observatory) project is studying approximately 10,000 galaxies near Earth. The researchers ...

dateApr 07, 2017 in Astronomy
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Stars born in winds from supermassive black holes

Observations using ESO's Very Large Telescope have revealed stars forming within powerful outflows of material blasted out from supermassive black holes at the cores of galaxies. These are the first confirmed observations ...

dateMar 27, 2017 in Astronomy
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Breaking the supermassive black hole speed limit

A new computer simulation helps explain the existence of puzzling supermassive black holes observed in the early universe. The simulation is based on a computer code used to understand the coupling of radiation and certain ...

dateMar 21, 2017 in Astronomy
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