aespa (에스파; stylized as æspa) is a four-member girl group under SM Entertainment. The meaning of aespa has multiple meanings with the use of æ standing for both "Avatar X Experience" as well as becoming an "aspect" being both sides. They debuted on November 17, 2020, with the digital single "Black Mamba".
Since their debut, aespa has been widely praised for their unique and innovative approach to K-pop. Their music blends various genres, including pop, electronic, and hip-hop, creating a distinct but familiar sound from the famous SM production. The group's powerful vocals, impressive dance performances, and visually striking music videos have garnered them a dedicated fanbase both in South Korea and internationally.
On December 2, 2021, aespa won their first Daesang (Stage of the Year) at the Asia Artist Awards. Two days later, on December 4, the group won their second Daesang at the 2021 Melon Music Awards for Record of the Year.