Question: Which satellite launched first, the Transiting Exoplanet Survey Satellite or Akari?
Sentence (from "Gliese 581g"): It was discovered by the Lick–Carnegie Exoplanet Survey, and is the sixth planet orbiting the star; however, its existence could not be confirmed by the European Southern Observatory (ESO) / High Accuracy Radial Velocity Planet Searcher (HARPS) survey team, and its existence remains controversial.
Relevant evidence: No