Nozomi (spacecraft)

Nozomi (のぞみ) (Japanese for "Wish" or "Hope," and known before launch as Planet-B) was a planned and launched Mars-orbiting aeronomy probe. It did not reach Mars orbit due to electrical failures. Operation was terminated on December 31, 2003. It was constructed by the Institute of Space and Astronautical Science, University of Tokyo and launched on July 4, 1998 at 03:12 JST (18:12 UTC) with an on-orbit dry mass of 258 kg and 282 kg of propellant.

Nozomi (spacecraft)

Nozomi (のぞみ) (Japanese for "Wish" or "Hope," and known before launch as Planet-B) was a planned and launched Mars-orbiting aeronomy probe. It did not reach Mars orbit due to electrical failures. Operation was terminated on December 31, 2003. It was constructed by the Institute of Space and Astronautical Science, University of Tokyo and launched on July 4, 1998 at 03:12 JST (18:12 UTC) with an on-orbit dry mass of 258 kg and 282 kg of propellant.