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About

Chaitanya Rajarshi is an observational astronomer whose work bridges the critical gap between quiescent molecular clouds and the onset of star formation, with a parallel focus on advancing astronomical instrumentation. His most impactful contribution is the first optical polarization map of the Polaris Flare, a project using the RoboPol instrument that has garnered 47 citations. By tracing the plane-of-the-sky orientation of magnetic fields via polarized starlight, this work provides essential insights into the magnetic field structure of quiescent clouds—a poorly understood precursor stage to star formation. In the realm of instrumentation, Rajarshi was instrumental in the design and development of a second-generation Robo-AO adaptive optics system for the IUCAA 2-meter telescope. This system, which operates in both visible and near-infrared wavelengths, represents a significant advancement in making laser-guided adaptive optics economical and accessible for 1- to 3-meter class telescopes. Through these dual contributions—probing the magnetic anatomy of star-forming regions and expanding the capabilities of adaptive optics—Rajarshi is helping to sharpen our view of the cosmos, from the subtle alignments of dust grains to the sharpening of stellar images.