Comet ISON was discovered by Russian astronomers Vitali Nevski and Artyom Novichonok in September 2012.
CNN: Stargazers capture images of comet
Deep Impact has now set its sights on comet Ison during a 36-hour period in mid-January.
BBC: Comet Ison caught on film by Deep Impact craft
Comet ISON was only discovered last September by a network of Russian astronomers.
FORBES: Budgets Nudge NASA Toward Balloon-Based Planetary Science: First Target? Comet ISON
Comet Ison was only discovered in September 2012 by Russian astronomers.
应用推荐
模块上移
模块下移
不移动