Hah, I've found that door open by chance earlier today (Destiny)

by ZackDark , Not behind you. NO! Don't look., Saturday, April 16, 2016, 19:36 (3237 days ago) @ CruelLEGACEY

Gotta be careful in there not to accidentally open the inner doors, since they lead right to Malok. If an Axion Dart gets in there, you're all toast.