That&#x27;s impressive.  They didn&#x27;t have to put it in orbit to get sufficient vibration isolation. The eLISA team must be so frustrated about this.[2]  Their gravitational wave detector is in orbit at the L1 point, and their test masses just float in space.  But they&#x27;re not quite ready to turn everything on; that happens in early March.<p>XKCD: [1]<p>[1] <a href="http:&#x2F;&#x2F;xkcd.com&#x2F;1642&#x2F;" rel="nofollow">http:&#x2F;&#x2F;xkcd.com&#x2F;1642&#x2F;</a>
[2] <a href="https:&#x2F;&#x2F;www.elisascience.org&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.elisascience.org&#x2F;</a>