Definition of star stream in English:

Share this entry

star stream

noun

Astronomy
A systematic drift of stars in the same general direction within a galaxy.
Example sentences
  • We measure the stars’ velocities and search for star streams from past galaxy mergers.
  • Researchers suspect that Sagittarius will one day resemble the star streams and clumps being reported Thursday.
  • Many astronomers believe that star streams such as Hercules - stars that move at the same velocity in a band or stream - are thought to be remnants of those mergers.

For editors and proofreaders

Line breaks: star stream

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.