_:n7ab6ced5220c44db9bfbd50ec6fe27d6xb0
<http://schema.org/mainEntityOfPage>
<https://astronomy-universo.blogspot.com/2016/10/o-centro-da-galaxia-ngc-247.html>
<https://astronomy-universo.blogspot.com/2016_10_05_archive.html>