Nature Astronomy, Published online: 30 August 2021; doi:10.1038/s41550-021-01451-8

Chemical inhomogeneities between the two members of a binary star system, where the stars presumably are formed from the same material, could be due to planetary engulfment. Such a fate has befallen planets around a quarter of Sun-like (in temperature and surface gravity) stars, according to this sample of more than 100 binary systems.

—————
TRANSCOM ISP – Free Sigma HSE Email
Level 6 Domain Names are FREE – Register Now.