The brightest stars in director Greg Berlanti’s nimble romantic comedy based around the 1969 moon landing are not the luminous balls of flaming gas that burn fiercely in the night-time sky and twinkle around Earth’s only natural satellite.

The honour is reserved, instead, for the celestial pairing of Hollywood hotties Scarlett Johansson and Channing Tatum in this playful romp about the filming of a fake Moon landing. They create their own fireworks with a delightfully old-fashioned and…