Island worlds in the vastness of the Universe
http://www.thehindu.com/todays-paper/tp-in-school/island-worlds-in-the-vastness-of-the-universe/article6473701.ece
The Hindu in School, 6 October
http://www.thehindu.com/todays-paper/tp-in-school/island-worlds-in-the-vastness-of-the-universe/article6473701.ece
The Hindu in School, 6 October