University of Leeds | 2019 Mar 11
An international team led by the University of Leeds has determined the distance between the massive young star PDS 27 and its orbiting stellar companion to be just 30 astronomical units away, or 4.5 billion km.
That is roughly the distance between our Sun and Neptune, making them the stellar companions with the closest proximity ever determined for young high mass stars in a binary system – a star system with two stars in orbit around a centre of mass. ...
Resolving the MYSO Binaries PDS 27 and PDS 37 with VLTI/PIONIER ~ E. Koumpia et al