Editing 1978 in science (section)

==Astronomy and space science==
* March 2 – [[Vladimír Remek]] becomes the first Czechoslovak in space and the first [[cosmonaut]] from a country other than the Soviet Union or the United States, onboard [[Soyuz 28]].
* June 22 – [[James W. Christy]] at the [[United States Naval Observatory]] discovers [[Charon (moon)|Charon]], the first moon of [[Pluto]] identified.
* October – It is first proposed that [[Janus (moon)|Janus]] and [[Epimetheus (moon)|Epimetheus]] are two separate [[moons of Saturn]] sharing the same orbit.<ref>{{cite journal|doi=10.1016/0019-1035(78)90076-3|last1=Fountain|first1=J. W.|last2=Larson|first2=S. M.|year=1978|title=Saturn's ring and nearby faint satellites|journal=[[Icarus (journal)|Icarus]]|volume=36|issue=1|pages=92–106|bibcode=1978Icar...36...92F}}</ref>