Rare Close Encounter With Comet Hartley 2 Surprises and Thrills Scientists
The Deep Impact spacecraft’s close encounter with Comet Hartley 2 today (Nov. 4) went off without a hitch, and the data it’s beaming down is already surprising scientists.
- Stormy Weather Delays Space Shuttle Discovery's Launch At Least 24 Hours
- Comet Hartley 2 Gets Visit from Deep Impact Spacecraft