William Harwood – Page 4

European Rosetta spacecraft poised for comet crash landing

29 September 2016 William Harwood

The European Space Agency’s Rosetta spacecraft closed in Thursday for a deliberate crash landing on the surface of comet 67P/Churyumov-Gerasimenko on Friday, a slow-motion kamikaze plunge to bring the enormously successful mission to an end after more than two years of unprecedented close-range observations.

Mars rover detects methane spike, organic molecules

17 December 2014 William Harwood

Carefully analyzing data collected by NASA’s Mars Curiosity rover, scientists discovered a sudden, unexpected spike in methane levels in the martian atmosphere over a two-month period one year ago.

Philae returns all stored science data before falling silent

15 November 2014 William Harwood

Europe’s Philae lander transmitted all its stored science data from the surface of comet 67P/Churyumov–Gerasimenko before falling silent as battery power failed.