description RCW 140 Overview
RCW 140, also catalogued as Sh 2-19, is an emission nebula and H II region in the direction of Sagittarius. An H II region is a cloud of ionized hydrogen surrounding or near hot, young stars. Infrared sources associated with RCW 140 have been studied in connection with star formation, because infrared observations can reveal young stellar objects and dense material hidden by interstellar dust.
help RCW 140 FAQ
What type of astronomical object is RCW 140?
RCW 140 is an emission nebula and H II region in the direction of Sagittarius. It is also catalogued as Sharpless 2-19, or Sh 2-19.
What does the H II classification mean for RCW 140?
An H II region is a cloud of ionized hydrogen near hot, young stars. Their radiation energizes the gas, making the region visible as an emission nebula.
Is RCW 140 associated with star formation?
Yes. Infrared sources associated with RCW 140 have been studied in connection with star formation.
Where can RCW 140 be found in the sky?
RCW 140 lies in the direction of the Sagittarius region of the Milky Way. Its catalogue name Sh 2-19 is used in studies of emission nebulae.
explore Explore More
Reviews & Comments
Write a Review
Be the first to review
Share your thoughts with the community and help others make better decisions.
