- The AstroSat satellite has detected an extreme ultraviolet (UV) ray from a galaxy that is 9.3 billion light-years away from Earth.
- Astrosat is the first multi-wavelength space telescope launched by ISRO from Satish Dhawan Space Centre in 2015. It has a set of five unique X-ray and ultraviolet telescopes. The mission duration was planned for 5 years.