Can you play Corsair Down Destiny 2?
No, you can no longer do the Corsair Down quest in Destiny 2. During the Forsaken expansion, it was a quest that could only be done for a short time. But the quest could come back in the future as part of a yearly event or something else that only lasts for a short time.
When the quest was taken out?
In Destiny 2, you can no longer do the Corsair Down quest. It was taken out of the game in November 2020, when the Forsaken mission was put on hold. At this time, there is no way to play this game.

What is Corsair Down?
Corsair Down was a side quest in which you had to find the dead bodies of Corsairs. Corsairs are an Awoken group that fought against the Scorn. The quest gave players a rare piece of gear and Baryon Bough, which can be used to improve the Dreaming City.
What happened to Corsair Down Destiny 2?
When the Forsaken campaign was put on hold, many tasks, like the Corsair Down quest, were taken out of the game. The Shattered Throne dungeon, the Last Wish raid, and the weekly tasks in the Dreaming City were also taken away.
Bungie got rid of these quests so that it would be easier for new players to get up to speed with the game. By getting rid of old content, Bungie can focus on making new content that fits the game better.
If this is your first time playing Destiny 2, you won’t be able to do the Corsair Down quest. But there are a lot of other quests you can do to get prizes and move forward in the game. If you are looking for ways to get Riskrunner Catalyst or use Memory Alembic effectively, we have guides to help you.