| Launch date | Multiple launches in late 20th century |
| Launched by | |
| Implications | Technological acceleration • Ethical dilemmas • Interstellar alliances |
| Mission type | Interstellar exploration |
| Further reading | The Probe • The New Frontier • First Contact: Our Alien Encounters |
| First contact date | Post-Oort Cloud discovery |
| Species encountered | |
| Alien species origin | Beyond the Oort Cloud |
