2018 in spaceflight

56th expedition to the International Space Station

55th expedition to the International Space Station

54th expedition to the International Space Station

58th long-term mission to the International Space Station

57th expedition to the International Space Station

maiden flight of SpaceX's Falcon Heavy launcher

overview of notable events of 2018 in spaceflight

PW-Sat is a series of Polish CubeSats designed and built by students at the Warsaw University of Technology in conjunction with the Faculty of Power and Aeronautical Engineering of Warsaw University of Technology, the Space Research Centre of Polish Academy of Sciences, and the European Space Agency. As of January 1, 2024, there have been 2 PW-Sats with a third in development. The first PW-Sat was the first Polish artificial satellite which was launched 13 February 2012 from ELA-1 at Guiana Space Centre aboard Italian-built Vega launch vehicle during its maiden voyage. After their graduation,

X-ray/γ-ray detectors on the International Space Station to observe the upper atmosphere in order to study sprites, jets and elves and terrestrial gamma-ray flashes in connection with thunderstorms