UPSC CSE Mains Syllabus: GS-3- Awareness in the fields of IT, Space, Computers, robotics, nano-technology, bio-technology and issues relating to intellectual property rights.

Solar Cycles – Impacts on Earth

NASA and the National Oceanic and Atmospheric Administration (NOAA) on Tuesday jointly released a consensus statement announcing the commencement of solar cycle 25. As the star governing our solar system, Sun’s activities impact Earth and the overall space weather. 

What is a solar cycle?

How are solar cycles determined?

Recent solar cycles:

Solar activities impacts on Earth:

Source:”Indian Express”.


Explain solar cycles and the need to study it? What are their impacts on earth?