What is it
Astrosat is India’s first dedicated multi-wavelength space observatory.its a satelite not ground based one.
DId GSLV launched it
It was launched on a PSLV-XL on 28 September 2015
What wavelength can it observe
visible,ultra voilet,x ray etc
Why in news
It has found Globular Clusters
What are Globular Clusters
Thousands to million stars moving as one unit. They might be of same age and are bound the gravity