Using the Giant Metrewave Radio Telescope (GMRT), astronomers have carried out radio observations of the so-called free-floating evaporating gas globules or (frEGGs) in the Cygnus OB2 region. Results of this observational campaign, presented in a paper published April 17 on arXiv.org, provide more details about the properties of these peculiar objects.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/swaneggsinth.jpg)
Source:
https://phys.org/news/2019-04-swan-eggs-sky-astronomers-radio.html