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starburst

starburst

1 8.1
A period when a galaxy makes many new stars quickly
  • noun
  • /ˈstɑːrˌbɜrst/
  • Specialized
translation icon : estallido estelar
  • During its starburst phase, the galaxy created thousands of new stars over just a few million years.
  • starburst galaxies

So it was kind of like, you know, for lack of a better analogy, like a starburst in the Galaxy that took a few more light years to hit Earth.

Examples

  • So it was kind of like, you know, for lack of a better analogy, like a starburst in the Galaxy that took a few more light years to hit Earth.

  • Since these events don't last forever, astronomers expect the BCDs will return to their nearly invisible state within a billion years or so after the starburst turns off.

    Academic text (1993)
  • In a galaxy's starburst phase, large numbers of the hottest, most massive stars race through their life cycle in less than 10 million years.

    Academic text (2002)
  • Astronomers are searching for the cause of this awesome cosmic starburst ring.

    Blog text (30)
  • R 136 truly seems to have undergone a starburst.

    Academic text (1994)
  • Astronomers also found a series of starburst galaxies that gave ten or more times as much infrared radiation as visible light.

    Academic text (1991)
  • Interesting systems in this category are nearby "exploding" starburst galaxies and the many now gasless dwarf galaxies that populate our local corner of the universe.

    Academic text (2002)
  • Astronomers have found that BCDs undergo brilliant starbursts because they have a significantly higher fraction of star-forming gas than most normal galaxies, including the Milky Way.

    Academic text (1993)
  • Researchers presented their latest findings on topics ranging from synthetic chemotaxis to star formation in starburst galaxies and from terahertz spectroscopy of nanoparticles to the diagnosis of Alzheimer's disease.

    Academic text (2012)
  • The galaxy M82 is undergoing a starburst, producing a large number of new stars in a short time.

How Active

starburst
  • Specialized
1 8.1
quiescence
  • Specialized
9.9

Surface Forms

starburst singular
starbursts plural

Morphology

starburst = star + burst (semi-transparent) = star + burst

Components are clear, but the technical meaning 'a surge of star formation' is specialized and not obvious to general learners.

Etymology

Starburst joins star and burst, with burst meaning 'a sudden large increase'. A galaxy 'starburst' is like a sudden 'burst' of new stars, so the name shows that the galaxy is making many stars very quickly.