[PPSC SOs (Ballistics, Documents Photography, AudioVoice) SAs (Ballistics, Photography AudioVoice) 2023]

47. Which of the following is the first multi-wavelength satellite to detect extreme ultraviolet light emanating from a galaxy 9.3 billion light years from Earth?

1. SCATSAT-1

2. INSAT-3DR

3. CARTOSAT-2

4. ASTROSAT

Correct Answer :

ASTROSAT