Westerlund 2 cluster and nebula, HST image

---

Westerlund 2 cluster and nebula, Hubble Space Telescope (HST) image. The central region, containing the star cluster, blends visible-light data taken by the HST's Advanced Camera for Surveys (ACS) and near-infrared data from the HST's Wide Field Camera 3 (WFC3). The surrounding region shows optical (visible light) observations by the ACS. This open star cluster is 20,000 light years away, in the constellation of Carina. Image published in 2015.

---

Size: 6830px × 5118px
Location:
Photo credit: © NASA, ESA, the Hubble Heritage Team (STScI/AURA), A. Nota (ESA/STScI), and the Westerlund 2 Science Team/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, 2, 20a, 3, 29, 49, 2015, acs, advanced, astronomical, astronomy, astrophysical, astrophysics, camera, carina, cluster, field, formation, gum, hst, hubble, infrared, nebula, open, optical, rcw, region, space, star, starbirth, stars, surveys, telescope, universe, visible, westerlund, wfc3, wide, wr, young