... Surveyor At Mars . ... Mars Global Surveyor achieved Martian orbit on September 11 and began aerobraking into its final mapping orbit, a process that will take until March next year. ... Solar-type stars are now inferred to harbor planets of approximately Jupiter mass - some residing in temperature zones which could conceivably support liquid water and therefore life! In the Center of 30 Doradus . ... Comet Halley and the Milky Way . ... Maria Mitchell Inspires a Generation . ... September 2002 . ...