Question

Indian`s achievement in the areas of nuclear science and space research

Answer 1

Chandrayaan-1 :
India sent it's first lunar probe Chandrayaan 1 in october 2008 making India the fouth country to put it's flag on the Moon. The estimated cost of the project was $ 60 mn.
Mars Orbiter Mission (MOM) 2:

Also called Mangalyaan, sent to orbit the Mars on 5 November 2013. It got inserted in the orbit on 24 September 2014. It will help in getting knowledge about mars.

India became the first nation to send a probe successfully to the mars in it's first attempt.
. 104 satellites in one go3:

The Indian Space Research Organization set a record by launching CARTOSAT2 satellite and 103 others in one flight.

It included 2 Indian nano satellites INS 1A and INS 2A.
LIGO India:

LIGO INDIA 4:
is a collaboration between the Laser Interferometer Gravitational-wave Observatory (LIGO) Laboratory (operated by Caltech and MIT) and three Institutes in India – the Raja Ramanna Center for Advanced Technology (Indore), the Institute for Plasma Research (Ahmedabad), and the Inter-University Centre for Astronomy and Astrophysics (Pune). These three institutions bring the complementary skills and resources needed the success of the project.