Magnetic Field of Planet Mercury about 4 Billion Years Old

New data from NASA’s MESSENGER orbiter suggest that Mercury’s magnetic field is 3.7 – 3.9 billion years old. MESSENGER probe was launched on August 3, 2004, by a Delta II rocket from Cape Canaveral, Florida. It reached Mercury in 2008 and has orbited the planet March 18, 2011, sending valuable data back to researchers. “The [...] —> Read More