Gateway is the seventh extended play by South Korean boy group Astro.

[1] It was released on May 4, 2020, by Fantagio Music and distributed by Kakao M. The album contains six songs including the lead single "Knock".

[3] The group re-entered the Emerging Artists chart at number 49.

The biggest music move Astro made was with new single "Knock" logging 312,000 on-demand US streams, in its first week available.

[5][6] It also debuted at number 3 on the Oricon Albums Chart with 11,459 copies sold and peaked at number 3 on the Oricon Combined Albums Chart.