Useful articles on asteroids and deflection plans:
The mission of B612, an organization with the mission to build a spacecraft that will map the frontier of space and track the asteroids that may strike Earth.
Business Insider, 1oth December 2014: “A Mountain-Sized Asteroid Is Heading Towards Earth”
Nine Planets: on Asteroids
The Independent, 15th August 2014: “Asteroid that ‘could end human life’ is heading for Earth, scientists say”
The National Space Society: on Asteroids
The New Yorker, 10th December 2014: “The Age of Asteroids”
National Geographic’s: Asteroids and Comets
The National Space Society: Planetary Defense
Wikipedia: Asteroids
NASA’s Asteroid Watch
Space.com, 29th May 2013: “Nuking Dangerous Asteroids Might Be the Best Protection, Expert Says”
Science Fiction or Science Fact: Killer Asteroids
Express, 21th December 2014: “Nuclear weapons to be used to blast asteroids in bid to protect Earth, US documents reveal”
Space-fatcs.com: on the Asteroid Belt
The National Space Society: Planetary Defense Library
ESA’s Space Situational Awareness: NEO Coordination Centre
Asteroid Day: a worldwide event on the threat of asteroids
Wikipedia: Asteroid Impact Avoidance
NASA’s Near Earth Object Program
Hubblesite’s Newscenter: On Asteroids
NASA report: Near-Earth Object Survey and Deflection Analysis of Alternatives; Report to Congress; March 2007
Orbital Vector: (ways of) Redirecting Asteroids and Comets
Flight Global: “NASA plans ‘Armageddon’ spacecraft to blast asteroid“
Popsci, 9th April 2012: “How it Would Work: Destroying an Incoming Killer Asteroid With a Nuclear Blast; Simulations Show How Unleashing Earth’s Destructive Arsenal Into Deep Space Could Save the Planet”
Spaceguard Centre, 31st August 2010: “NEO Survey: An Efficient Search for Near-Earth Objects by an IR Observatory in a Venus-Like Orbit“
Space.com: What can we do if an asteroid threatens Earth? Europe Starts Planning
Time Magazine, 17th October 2013: “This Giant Asteroid Could Hit Earth Within 20 Years So YOLO”
ATLAS: on The Danger from Asteroid Impact
Discover Magazine blog by Phil Plait, 13th October 2008: Death by Meteorite
Purdue University’s Interactive Impact Earth Site
Nova; Veronique Greenwood, 26th March 2013: on “Why Can’t We Prevent An Asteroid Strike?”
Spaceguard Centre, 18th August 2014: Asteroid Defense – Casualty in Chilled US-Russia Relations
Secure World Foundation: Planetary Defense: Why is Planetary Defense Important?
Observeasteroids.org: What are Asteroids made of? – Asteroid Colors
University of Hawaii; Institute for Astronomy: “University of Hawaii Astronomer and Colleagues Find Evidence That Asteroids Change Color as They Age”
Jet Propulsion Laboratory; California Institute of Technology, 24th June 2014: “Ten Thousandth Near-Earth Object Unearthed in Space“
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