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Sandia National Laboratories’ Drew Woodbury works on a flat-sat assembly designed to prove software and cyber defense algorithms work before deploying them on orbiting satellites. (Photo by Meagan Brace/Sandia)
Armoring satellites to survive and operate through attacks

October 23, 2019

Sandia launches campaign to develop autonomous satellite protection systems. Satellites do a lot of things — they help…
10 Things You Should Know About Planetary Defense

April 12, 2019

Planetary Defense is relatively a very young field of engineering sciences. Here are answers to 10 interesting questions…
Twenty Years of Planetary Defense

July 24, 2018

NASA’s Center for Near-Earth Object Studies Enters Third Decade. On March 11, 1998, asteroid astronomers around the world…
Scientists design conceptual asteroid deflector and evaluate it against massive potential threat

March 16, 2018

Lawrence Livermore National Laboratory (LLNL) scientists are part of a national planetary defense team that designed a conceptual…
Russia and China Are Working on Space and Counterspace Weapons

February 21, 2018

Every year, the Department of National Intelligence (DNI) releases its Worldwide Threat Assessment of the US Intelligence Community. This…
Five Years after the Chelyabinsk Meteor: NASA Leads Efforts in Planetary Defense

February 18, 2018

A blinding flash, a loud sonic boom, and shattered glass everywhere. This is what the people of Chelyabinsk,…
Irradiated solid methane: friend or foe?

November 10, 2017

The spontaneous self-accelerated recombination of radiation defects frozen into solid methane, which can threaten the integrity of neutron…
NASA’S First Asteroid Deflection Mission Enters Next Design Phase

July 1, 2017

The first-ever mission to demonstrate an asteroid deflection technique for planetary defense — the Double Asteroid Redirection Test…
How a Speck of Light Becomes an Asteroid

July 1, 2017

On the first day of the year 1801, Italian astronomer Gioacchino Giuseppe Maria Ubaldo Nicolò Piazzi found a…
Asteroid Deflection: Science Fiction or Reality?

September 2, 2015

It’s the ultimate science fiction: The immense power of the sun is harnessed and converted into a massive…
Helping Europe prepare for asteroid risk

July 2, 2015

Each year, astronomers worldwide discover over 1000 new asteroids or other space rocks that could strike our planet.…
NRL Patents Compact Orbital Debris Sensor

May 22, 2015

The U.S. Naval Research Laboratory (NRL), Geospace Science and Technology Branch, has received a U.S. patent for the…
U.S. Air Force space surveillance system tracks satellites, provides data to researchers

November 13, 2013

ulling up the hood of his parka and bracing for the cold, Capt. Shahn Rashid opens the door…
NASA Announces Asteroid Grand Challenge

June 19, 2013

NASA announced Tuesday a Grand Challenge focused on finding all asteroid threats to human populations and knowing what…
Watching for hazards: ESA opens asteroid centre

May 23, 2013

ESA yesterday inaugurated a new hub that will strengthen Europe’s contribution to the global hunt for asteroids and…
New Sensor Could Help Detect Asteroids Near Earth

April 16, 2013

A sensor designed to be the eyes of a future asteroid-tracking mission has passed a critical test. The…
Aegis Ballistic Missile Defense System Scores Another Hit

March 7, 2013

This photo is pretty impressive. The story behind it is even more impressive. It shows the test of…
Scientists Propose System to Vaporize Asteroids That Threaten Earth

February 19, 2013

As an asteroid roughly half as large as a football field –– and with energy equal to a…
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