<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>rafram</author><text>Absolutely insane and cool that it’s possible to grow part of a heart in a lab, put it on a dish, blast it off into space, and study its behavior. So much in our modern world would’ve been a sci-fi dream only a few decades ago.</text><parent_chain></parent_chain></comment><story><title>The human heart shows signs of ageing after just a month in space</title><url>https://www.nature.com/articles/d41586-024-03105-x</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>DaoVeles</author><text>This is no surprise. Look up how Scott Kelly described his experience coming back after a year on the ISS.&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.snexplores.org&amp;#x2F;article&amp;#x2F;how-year-space-affected-scott-kellys-health&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.snexplores.org&amp;#x2F;article&amp;#x2F;how-year-space-affected-s...&lt;/a&gt;</text><parent_chain></parent_chain></comment><story><title>The human heart shows signs of ageing after just a month in space</title><url>https://www.nature.com/articles/d41586-024-03105-x</url></story>