hard science fiction: Unveiling the top 10 hard Sci-Fi movies: From '2001: A Space Odyssey' to Sunshine - The Economic Times

Best Hard Science Fiction Movies – Homebody Movies

15 Best Hard Sci-Fi Movies, Ranked

15 Best Hard Sci-Fi Movies, Ranked

2001 - A Space Odyssey (Two-Disc Special Edition

2001: A Space Odyssey (1968) - IMDb

68 greatest sci-fi films to mark 50th anniversary of '2001: A

The 15 Best Hard Sci-Fi Movies That Define the Genre

The 15 Best Hard Sci-Fi Movies That Define the Genre

Best Hard Science Fiction Movies – Homebody Movies

68 greatest sci-fi films to mark 50th anniversary of '2001: A

2001: A Space Odyssey (1968) - IMDb