NASA has enlisted its Mars rover Perseverance to aid in monitoring the sun’s activity. Over the next two months, the rover will be capturing images of the sun using its Mastcam-Z cameras, providing valuable data on sunspots and other significant features that can offer insights into solar behavior.
Currently, Mars is positioned behind the sun, granting the rover a unique vantage point of the star’s far side, a perspective that is inaccessible from Earth. While Perseverance’s Mastcam-Z was not initially designed for solar observations, the rover will direct the cameras towards the sun daily to measure the dust particles in the Martian atmosphere, crucial information for weather forecasting on the Red Planet. Despite its primary function, the Mastcam-Z is sensitive enough to detect large sunspots.
This is not the first time that NASA has utilized Perseverance as a solar observatory. In 2024, the rover was also employed to image sunspots, temporary dark areas on the sun’s surface caused by intense magnetic fields that block out heat from its interior. Sunspots, concentrated in active regions, can persist for days or even months and are often associated with phenomena such as solar flares and coronal mass ejections. If these energetic events are directed towards Earth, they can lead to auroras and disruptions to satellite and radio systems.
By leveraging the capabilities of the Mars rover Perseverance for solar monitoring, NASA aims to enhance its understanding of the sun’s behavior and its potential impacts on space weather. This collaboration underscores the innovative ways in which space exploration missions can contribute to scientific research beyond their primary objectives.
As we continue to explore the cosmos and unravel the mysteries of our universe, initiatives like this demonstrate the importance of leveraging cutting-edge technology and resources to expand our knowledge of celestial phenomena. Through collaborations between robotic explorers like Perseverance and scientific institutions like NASA, we can gain valuable insights that enhance our understanding of the solar system and beyond.

