1 TeV electron event in the AMS detector on the International Space Station. Tracker planes 1–9 measure the particle charge and its momentum bending in the y-z plane. Selected for a Viewpoint in Physics and an Editors’ Suggestion.

From the article:

First Result from the Alpha Magnetic Spectrometer on the International Space Station: Precision Measurement of the Positron Fraction in Primary Cosmic Rays of 0.5–350 GeV
M. Aguilar et al. (AMS Collaboration)
Phys. Rev. Lett. 110, 141102 (2013)

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