text: yaar,aaj kal toh sab log space exploration ki baatein kar rahe hain, kya tumne suna ki ek aur mission mars ke liye launch hone wala hai?haan, suna maine! space missions ki wajah se humare knowledge kaafi expand ho raha hai, par mujhe samajh nahi aata ki aakhir isse humare daily life mein kya fayda hoga.