Green Matters on MSN3d
Scientists Warn an Asteroid the Size of a Football Field Could Strike Earth and Destroy an Entire City
The massive space rock with the risk of hitting Earth's surface within the next seven years has kept scientists on their toes ...
Asteroid The Size Of Football Field Has Chance Of Hitting Earth In 8 Years
It may sound apocalyptic, but a newly detected asteroid nearly the size of a football field now has a greater than one ...
Ever-Growing USA on MSN2d
NASA Plans to Build Football-Field-Sized Spacecraft in Orbit for Mars Missions
NASA is developing a groundbreaking spacecraft concept designed to revolutionize Mars travel. The ambitious plan involves ...
TechSpot23d
NASA wants to send a football field-sized radiator into space for its nuclear-electric Mars rocket
NASA is working on a nuclear electric propulsion system that would involve robotically assembling a space radiator the size of a football field out in the void. The project has moved beyond the ...