Alien Contact
Synopsis
Light from the farthest regions of the universe takes billions of years to reach Earth, prompting scientists to consider the implications of potential alien contact.
Synopsis
Professor Stephen Hawking warns that contact with extraterrestrial civilizations could threaten humanity, citing historical encounters between advanced and primitive societies as a cautionary tale. The documentary presents the Milky Way, home to hundreds of billions of stars, and discusses the possibility of intelligent life beyond Earth. Scientists predict that humanity may confirm it is not alone between 2020 and 2025. This potential revelation raises concerns about the consequences of such an encounter for the future of humankind.
Deep Dive
Why Watch
- Find out how far light travels in a year.
- Meet Professor Stephen Hawking and his warnings about aliens.
- See the timeline for potential first contact with extraterrestrials.
Did You Know
- Light takes 100,000 years to cross the Milky Way galaxy.
- One light year is nearly 6 trillion miles.
- There are more stars in the universe than grains of sand on every beach on Earth.
- Professor Stephen Hawking believes contact with aliens could be a disaster.
Perfect For
Frequently Asked Questions
What is the speed of light in miles per second?
The speed of light travels at about 186,000 miles per second.
How long does it take light to cross the Milky Way?
Light takes 100,000 years to cross our galaxy, the Milky Way.
What warning did Professor Stephen Hawking give about alien contact?
Professor Stephen Hawking warned that contact with aliens could be a disaster, as they may be far more advanced than humans.
What are people saying?
Play More Like This
Explore Alien Contact
Browse more like this
Related Films
Is this your film?
If you made this film or hold the rights to it, we'd like to talk. We can license it and pay you a share of what it earns.
Comments