Indigenous Lifeforms

The Outside Scientific World

Contact Scenarios

The Invisible College

Indigenous Lifeforms

Transmit Any Code

Potential Cultural Impact of Extraterrestrial Contact

Computer Message

The Contactor

Interspecies Conversation

Correlation Patterns

Immediate Dangers

They Will Come Soon

Various Ranks of Duty

Avoid to Entirely

Richly Oceans

Eradicate the Invaders

The Escape from Earth

The Ones That Stayed

Mitigate Their Impact

Alien Populations

New Society

Distinct Evidence