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Asteroid - Wikipedia
There is increasing interest in identifying asteroids whose orbits cross Earth's, and that could, given enough time, collide with Earth (see Earth-crosser asteroids).The three most important groups of near-Earth asteroids are the Apollos, Amors, and Atens.Various asteroid deflection strategies have been proposed, as early as the 1960s.. The near-Earth asteroid 433 Eros had been discovered as ...
Asteroids l Asteroid facts, pictures and information
Several hundred thousand asteroids have been discovered and given provisional designations so far. Thousands more are discovered each year.
Play Asteroids online for free!
Asteroids game was inspired in a roundabout way by the seminal Spacewar, the first computer based video game. In the early 1980s a stand-up arcade game version was produced as Space Wars, which included a number of optional versions and added a floating asteroid as a visual device. Asteroids is essentially a one player version of Spacewar, featuring the
Near-Earth object - Wikipedia
A near-Earth object (NEO) is any small Solar System body whose orbit can bring it into proximity with Earth.By definition, a Solar System body is a NEO if its closest approach to the Sun is less than 1.3 astronomical units (AU).If a NEO's orbit crosses the Earth's and the object is larger than 140 meters (460 ft) across, it is considered a potentially hazardous object (PHO).
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Asteroid Redirect Mission | NASA
NASA.gov brings you the latest images, videos and news from America's space agency. Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all humankind.
Phil Plait: How to defend Earth from asteroids | TED Talk
What's six miles wide and can end civilization in an instant? An asteroid -- and there are lots of them out there. With humor and great visuals, Phil Plait shows us all the ways asteroids can kill us (yipes), and what we must do to avoid them.
Meteor Showers 2016 | NASA
The Lyrid meteor shower peaks April 22-23. Get viewing tips and save-the-dates for future shooting-star shows.
SpaceWeather.com -- News and information about meteor ...
New sunspot group AR2718 has broken a string of 11 consecutive spotless days. So far the emerging group is small and quiet--typical of solar minimum sunspots.