NASA set to launch four spacecraft to solve magnetic mystery

Mar 13, 2015

NASA set to launch four spacecraft to solve magnetic mystery

NASA is sending four identical spacecraft on a billion-dollar mission to study the explosive give-and-take of the Earth and sun’s magnetic fields. Liftoff of the unmanned Atlas rocket — and NASA’s Magnetospheric Multiscale spacecraft — was set for 10:44 p.m. (0344 GMT) Thursday. Forecasters ...

Jan 27, 2015

Mountain-sized asteroid set to skim by Earth

An asteroid the size of a mountain is about to shave by Earth, in a rare type of flyby that will not be seen for another decade, astronomers said Monday. The asteroid, known as 2004 BL86, runs no risk of a colliding with Earth ...

May 31, 2013

Distance spared Earth from Venus-like fate

Similar in size and often referred to as twin planets, Earth and Venus evolved from common origins into two contrasting worlds — one dry and inhospitable, the other wet and teeming with life. The reason has had science stumped, until now. Writing in the ...