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A different kind of positional astronomy
From: Jing C
Date: 2017 Oct 18, 10:53 -0700
From: Jing C
Date: 2017 Oct 18, 10:53 -0700
Scientists were able to use gravity waves to locate a kilonova in a specific region of the sky, and point their telescopes there to witness it:
https://www.vox.com/science-and-health/2017/10/16/16464716/ligo-gravitational-wave-neutron-star-merger-gold-alchemy
Unfortunately, I don't think handheld gravity wave detectors will be a thing for a long, long time to come.