How much will it cost to send this letter to ? http://lamalinks.fun/ lamalink IBEX is the first spacecraft to study the heliosphere in depth, and while it canât show us the heliosphere directlyâall the regionâs activities take place at the atomic level and produce no visible light, so to us and to our telescopes it would all appear to be nothing but empty spaceâthe five years that the spacecraft has spent monitoring for interstellar particles have taught us much. Case in point: We now know that the heliosphere has a heliotail.