<https://astrobiology.com/#/schema/person/image/>
<http://schema.org/url>
<https://secure.gravatar.com/avatar/6e83555e5baddb6ef5a8d461788ffccb?s=96&d=mm&r=g>
<https://astrobiology.com/2014/12/tales-from-a-martian-rock.html>