On December 3rd 1999, a spacecraft called Mars Polar Lander (MPL) was supposed to touch down near the red planet's southern pole.
There was encouraging feedback from both drivers following Friday practice that either way the team can challenge rivals Red Bull and Ferrari for pole.
Red Bull's Sebastian Vettel took pole ahead of Hamilton and Alonso, whose closest championship rival, Vettel's team-mate Mark Webber, was fifth.
Wearing a red and black rain jacket and a balance pole around his neck, Wallenda appeared calm and focused as he took small steps, gingerly placing one foot in front of the other.
If the race finishes as it starts then third place will be enough for McLaren's Lewis Hamilton to hang on to his lead in the title race (124 pts) from the two Red Bulls of Mark Webber (121 pts) and pole-sitter Sebastian Vettel (115pts).
Button's McLaren started fourth on the grid, as Red Bull's Sebastian Vettel set the pace in qualifying to claim pole position.
With team-mate Felipe Massa qualifying third, half a second behind Alonso and pole-sitter Sebastian Vettel, and ahead of the German's Red Bull team-mate Mark Webber, it was Ferrari's best qualifying result of the season so far.
Pole sitter and three-time reigning world champion Vettel was third in a Red Bull.
Just 0.087 seconds separated the top four as the Pole headed McLaren's Lewis Hamilton, Ferrari's Fernando Alonso and Red Bull's Mark Webber.
The flag of the People's Republic of China is red with four small yellow stars surrounding one larger star on the upper corner near the flag pole.
Alonso took the lead for good with 13 laps to go and won by 10 seconds from Lotus' Kimi Raikkonen, with pole sitter Lewis Hamilton of Mercedes finishing third, just two-tenths of a second ahead of Red Bull's Sebastian Vettel.
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