Lindley Johnson has been a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an ...

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, which is roughly the size at which an asteroid could take out a city, or ...

NASA has just premiered Planetary Defenders, offering a fascinating look at the high-stakes work geared toward protecting Earth from any large asteroids discovered coming our way.

YR4 made headlines in February with the news that it had a chance of hitting Earth on Dec. 22, 2032, as determined by an ...

And if we do need to mount a defense against an incoming threat ... construction debris left over from the formation of the solar system. A collapsed cloud of gas and dust condensed in places ...

Use Planetary Tower Defense codes to grab all the free Gold and invest it in the bravest and strongest units in the whole universe.

NASA also uses radar systems like the Goldstone Solar System ... marked a historic milestone in planetary defense, serving as the first real-world test of asteroid deflection via kinetic impact.

The effort is credited with the discovery of, among other things, more than 179,000 minor planets in our solar system since 1980 ... NASA established the Planetary Defense Coordination Office ...

And if we do need to mount a defense against an incoming threat ... construction debris left over from the formation of the solar system. A collapsed cloud of gas and dust condensed in places ...