Netflix’s Space Sweepers marks Song Joong-ki’s first film since ‘Song-Song’ couple divorced – 5 things to know about ‘South Korea’s Star Wars’, also starring The Handmaiden’s Kim Tae-ri

• Korean filmmakers have made zombie flicks like Train to Busan and romances like My Sassy Girl, but never a sci-fi epic like Hollywood’s Avatar or Alien
• Fans want to see how Song copes with his first movie role since his divorce from Song Hye-kyo, who he worked with on Descendants of the Sun