High above Earth, astronaut Don Pettit is about to become the first human to witness and photograph a transit of Venus from space. His images and commentary will be streamed to Earth during the crossing.
SINA English is the English-language destination for news and information about China. Find general information on life, culture and travel in China through our news and special reports or find business partners through our online Business Directory. For investment opportunities with SINA, please click the link "Investor" below.