Once upon a time, in the vast expanse of the cosmos, there existed a gelatinous, amorphous alien named Zog. Zog was a curious creature, roaming the universe in search of new experiences and knowledge. One fateful day, while navigating the galaxies, Zog’s spacecraft malfunctioned, hurtling the adventurous alien toward planet Earth.

Crash-landing in the remote outskirts of a dense forest, Zog found itself stuck in a peculiar predicament. The impact had rendered most of its gelatinous form incapable of retaining a distinct shape, except for its legs and a rather oddly-shaped rear end. 
Upon its crash on Earth, Zog’s once-defined shape began to rapidly deteriorate. The impact had disrupted the delicate composition of its gelatinous form, causing its top half to lose its ability to retain any semblance of a specific shape. No matter how hard Zog tried, its upper half would only shift and contort into abstract, ever-changing configurations.

Struggling to adapt to this new environment, Zog wiggled its rear end in frustration, resembling a bizarre, squishy creature with unfortunate distinctiveness.

News of the peculiar extraterrestrial reaches the scientific community. Curious minds flocked to the crash site to study this gelatinous anomaly, eager to unlock the secrets it held. Wearing protective gear, scientists approached Zog cautiously, mesmerized by its unique appearance. They set up a research facility nearby, hoping to understand the biology and origin of this newfound alien life.

The scientists watched in awe and puzzlement as Zog’s top half twisted and writhed, unable to stabilize. Their hopes of understanding its biology and witnessing its unique form slowly dwindled, as they realized the irreversible nature of the damage caused by the crash.

Attempts were made to support Zog’s malleable upper half, to restore its previous shape through various methods and technologies. Yet, each endeavor proved futile, as the gelatinous substance seemingly had lost the ability to hold a specific form.

Zog itself felt a sense of frustration and sadness, unable to communicate its thoughts and desires effectively due to the abstract nature of its top half. Longing to express itself and connect with its newfound surroundings, the amorphous alien’s efforts only resulted in convoluted, ever-shifting shapes that defied interpretation.

The scientists, recognizing Zog’s plight, worked tirelessly to provide a safe and comfortable environment within the research facility. They aimed to create a space where Zog could exist, even if its communicative abilities were stifled. Despite their limited success, they remained dedicated in their quest to understand and help the enigmatic creature.

Zog, however, yearned for the familiarity of its home planet. Despite the scientists’ efforts to make it feel comfortable, they could not recreate the environment or companionship Zog had left behind. For weeks, researchers delved into its biology, performing endless tests and observing its abilities. They discovered that Zog was capable of altering its shape, possessing an astounding ability to mimic objects or even other organisms. Scientists marveled at its malleability, documenting every transformation Zog could achieve.

As the days went by, Zog grew sadder and lonelier. Its amorphous form became almost melancholic, unable to find comfort within the confines of the research facility. The scientists felt sympathetic towards the alien, realizing that despite their best efforts, nothing could truly substitute the familiarity of its home planet.

Driven by compassion, the scientists devised a plan. They constructed a spacecraft, equipped with technology to send Zog back to its far-flung corner of the universe. While it was a long shot, they hoped to reunite Zog with the place it truly belonged.

The day of Zog’s departure arrived. Loaded into the spacecraft, Zog looked back at the scientists who had become its temporary family. It wriggled its rear end as a farewell, revealing a momentarily shaped smile. The scientists waved back, filled with a mixture of sorrow and joy.

As the spaceship disappeared into the cosmos, Earth’s scientists could only hope that Zog would find solace in being amidst the stars once again. They valued the knowledge gained from their interaction with the gelatinous alien, but the experience had taught them a greater lesson - that no matter how curious they were about the mysteries of the universe, sometimes it was the longing for home that mattered the most. Write about what it's top half used to look like, It looked human-like but translucent and gelatinous, and it could shape-shift at will