Legality of Cannabis by U.S. Jurisdiction Spaceflight portal1950s portalThis category is for articles related to spaceflight events and launches in the year 1955. 19501951195219531954195519561957195819591960 1900s1910s1920s1930s1940s1950s1960s1970s1980s1990s2000s The main article for this category is 1955 in spaceflight. Pages in category "1955 in spaceflight" The following 2 pages are in this category, out of 2 total. This list may not reflect recent changes. 0–9 1955 in spaceflightV Viking (rocket)