Hey,

Ok regarding your question now I'm going to discuss about two important points regarding the aerospace engineering which's genuinely known as "rocket science".

Duty and responsibilities of an Aerospace Engineer:

The duty of aerospace engineers is to look at , analyze, design, produce, and infrequently install elements which structure spacecraft, aircraft, high-altitude delivery systems (missiles) and high-altitude vehicles. Basically, individuals don’t assemble rockets; groups do, dozens of groups operating in extremely supervised coordination. During a team-work, an aerospace technologist devote a lot of of her/his time (roughly seventy percent) in a science laboratory, at a computer and collecting reports than doing anything else. Not having the ability to envision the “big picture”, disappoints some professionals. Due to complications of the final product, an entangled and rigid structure for production needs to be highly maintained, severely curtailing any single engineer’s ability to grasp his role because it relates to the ultimate project. And one thing shoule keep in the mind is that it's not surprising to be wrenched off  commonplace to be realized one project without explaination while not rationalization and thrown into the inside of another already continuing.
The path of being an Aerospace Engineer:
The path to turn into an aerospace engineer is definitely a meticulous one, but those people are really the best, who manage to get through the tough lift-off emerge with an above-average degree of career gratification. Academic fields are very stern and expansive: Chemistry, Computer Science, Physics , Arithmetic and Geometry, Statistics, Materialistic Science and several engineering courses provide the basic idea for any aspiring rocket scientist. Some schools supply a degree in region engineering; others offer a a lot of generalized engineering degree with some work in aerospace engineering. These courses may embody region steering systems, extreme-altitude material science, and therefore the physics of high-altitude radiation. Internships, summer jobs, and any extra-ordinary certification within the field are useful, as entry into this profession is extremely competitive.

In this regard I'm going to recommend you to go through the Careers360 articles provided through the following websites:

https://www.careers360.com/courses/aerospace-engineering-course

https://engineering.careers360.com/articles/know-all-about-aerospace-engineering-why-and-how

Now I'm also providing you the list of top renowned and eminent Government instituions of Aerospace Engineering in India, hope these'll be quite much helpful for your sister:

https://engineering.careers360.com/colleges/list-of-aerospace-engineering-colleges-in-india

Thank you !!!