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<p>other than the Solar System. By convention planetary systems are named after their host, or parent, star, as is the case with the Solar System being named after "Sol" (Latin for sun).</p>

<p> <a href="page.php?w=Debris_disk">Debris disk</a>s are known to be common while other objects are more difficult to observe.</p>

<p>Of particular interest to <a href="page.php?w=astrobiology">astrobiology</a> is the <a href="page.php?w=habitable_zone">habitable zone</a> of planetary systems where planets could have surface liquid water, and thus, the capacity</p><p>
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