Mars

Alex looked outside his window, staring at the beautiful blue planet their ship was rapidly approaching.

The ship made its slow but steady approach to Mars. Through the large observation windows, they could see the transformation of the red planet. 

Once a barren, desolate landscape, Mars had undergone hundreds of years of terraforming, turning it into a lush, Earth-like planet. Vast oceans glistened under the sunlight, sprawling forests covered the land, and massive cities dotted the surface, connected by an intricate web of transportation systems.

"Look at it, Alex," Mira whispered, her voice filled with awe. "Mars is... breath taking."

Alex nodded, his eyes wide with wonder. "It's incredible. Hard to believe it used to be a lifeless rock."

As their ship descended through the atmosphere, the view of the terraformed planet grew clearer.