CURRENT AFFAIRS

2020

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which country’s ASTROSAT detected extreme UV light from AUDFs01 Galaxy?
A
USA
B
China
C
India
D
Russia
Explanation: 

Detailed explanation-1: -India’s first multi-wavelength satellite, which has five unique X-ray and ultraviolet telescopes working in tandem, AstroSat, has detected extreme-UV light from a galaxy, called AUDFs01, 9.3 billion light-years away from Earth.

Detailed explanation-2: -AstroSat is India’s first dedicated Space Astronomy Observatory launched into a 650-km, 6° inclination orbit on September 28, 2015, with a lift-off mass of 1515 kg, by PSLV-C30 (XL) rocket from Satish Dhawan Space Centre Sriharikota.

Detailed explanation-3: -AstroSat is the first dedicated Indian astronomy mission aimed at studying celestial sources in X-ray, optical and UV spectral bands simultaneously. The payloads cover the energy bands of Ultraviolet (Near and Far), limited optical and X-ray regime (0.3 keV to 100keV).

Detailed explanation-4: -What is Astrosat Mission? Astrosat satellite is a dedicated mission of ISRO on Astronomy. It is a mission to observe the celestial sources simultaneously in X-Ray, Optical and UV Spectral bands simultaneously. Astrosat satellite was launched from Sriharikota, Andhra Pradesh.

Detailed explanation-5: -Q2) What is the full form of Astrosat? Astrosat’s full form is Astronomy Satellite. It is a dedicated multi-wavelength space telescope launched on a Polar Satellite Launch Vehicle named PSLV-C30.

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