| Title | : | The Future of Colonizing Space- Neil deGrasse Tyson- WGS 2018 |
| Duration | : | 1 hour, 19 minutes, 52 seconds |
| Uploader | : | World Governments Summit |
| Added On: | : | 11 March, 2018 |
| Views | : | 4.3M times |
| Likes | : | 0 |
| Source | : | YouTube |
Space missions need to have a defensive component or economic benefit. With economic returns often uncertain, space programmes have tended to be led by governments, because only they can invest in programmes that have a long-term pay-off, whether economic
