A New Comet’s Very, Very Near Miss

The video discusses the historic approach of Comet Siding Spring to Mars, its discovery, and its origins from the Oort Cloud. It highlights the potential risks to Mars missions and the precautions taken to protect spacecraft. The video also emphasizes the scientific opportunities presented by the comet's close approach, allowing for the study of a pristine object from the early solar system. Finally, it mentions future comet exploration missions like Rosetta.

Explain the potential impact of the comet's coma on Mars and its orbiters.

What materials are scientists hoping to find on or around Siding Spring, and why are they important?