Planetary defense link

Planetary defense

A collection of ideas and efforts to prevent human extinction from Earth-crossing orbits (ECOs) of asteroids and comets that become potentially hazardous objects (PHOs).

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.