This Week at NASA: A Surprise Comet, Mars Rover and More
![This Week at NASA: A Surprise Comet, Mars Rover and More](https://media2.spaceref.com/news/2020/nasa_mars_perseverance_media_day_945.jpg)
This Week at NASA: A Surprise Comet, Mars Rover and More.
NASA JPL
Our next Mars Rover gets closer to launch, a comet spotted from the space station and we’re ready to build a spacecraft to explore a metal-rich asteroid … a few of the stories to tell you about – This Week at NASA.