... If it is, a compass will no longer point north. It will point to the magneticnorth pole, which would have moved. ... Note that the magneticnorth pole is not exactly aligned with 'true' north. ...
... In fact, for reasons still not well-understood, the magnetic polarity of the field sometimes reverses , with the northmagnetic pole becoming the south, and vice-versa. ...
... You can think of the Earth's magnetic field as coming out of the ground at the north pole, going around the Earth from north to south, and then going back in at the south pole. ...
... Worse, gravity and electromagnetism have a fundamental difference: while you can have positive and negative electricity (and north and south magnetic poles), gravity only has positive mass. ...
... The magnetic field of the original star gets compressed too, which strengthens it by ... The rapid spinning of the magnetic field can pump huge energies into the surrounding ... It's up in the sky right now, just north and west of Orion. ...
... the Earth's gravitational field at the North Pole screwed up his telemetry, causing ... of this line that he meant the Earth's magnetic field, not gravitational field ... And c'mon, the Earth's magnetic field is pretty puny. ...