GoGo is the big ground-based provider. GoGo uses a network of cell towers that point up rather than down.  An antenna under the plane connects to towers much like civilian cellphones. [1]<p>By contrast, Row 44 (used by Southwest and some international carriers) is a satellite-based system.  An antenna on top of the plane connects to a geostationary satellite.  [2]<p>Other services do one or both of the above. [3]<p>[1] <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Gogo_Inflight_Internet" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Gogo_Inflight_Internet</a>
[2] <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Row_44" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Row_44</a>
[3] <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;OnAir_(telecommunications)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;OnAir_(telecommunications)</a>