No, “aesthetic” is generally just a noun, historically. As in “it has a modern/minimalist/cyberpunk aesthetic.” Its usage as an adjective just means “relating to the general idea of aesthetics as a field of study,” or “someone with a strong sense of and attunement to the design and beauty of things.” Using it to just mean “beautiful,” basically, is a new usage in just the last 5 years or less.
No, “aesthetic” is generally just a noun, historically. As in “it has a modern/minimalist/cyberpunk aesthetic.” Its usage as an adjective just means “relating to the general idea of aesthetics as a field of study,” or “someone with a strong sense of and attunement to the design and beauty of things.” Using it to just mean “beautiful,” basically, is a new usage in just the last 5 years or less.