Comet 67P shows no sign of magnetism

Philae lander data provide hints about its bounces

MISSING MAGNETISM  The still-missing Philae lander reports no evidence of a magnetic field on comet 67P/Churyumov-Gerasimenko, seen in this March 25 picture from the Rosetta spacecraft.

NAVCAM/Rosetta/ESA (CC BY-SA IGO 3.0)

If astronauts ever go on a walkabout around a comet, they can leave their compasses at home.