The Jordas Precept

The Jordas Precept is a Quest involving a Cephalon in distress, who seeks help in eradicating an Infestation. Completing this quest rewards the blueprint necessary to construct the Atlas Warframe, as well as access to the boss of Eris.

Walkthrough
The quest is automatically acquired upon the player unlocking access to the planet Eris, which will prompt the following message to be sent to their inbox: "Friend,

There's something I need to ask you... in person. Come see me in a relay and we'll talk."

- Darvo

The quest must then be initiated by finding "The Jordas Precept" under Quests in the Codex, and clicking Begin.

Contact the Stranded Cephalon
The quest begins with Cephalon Jordas, the sender of the distress signal, asking for help in eradicating the Infestation that has beset him. Ordis, compelled by his protocol to assist his fellow Cephalon, offers the aid of the Tenno to assist Jordas. Jordas however laments the chances of the Tenno's success, though he mentions that they may have a chance if they can acquire Pherliac Pods. Though unaware of what a Pherliac Pod is, Ordis nonetheless asks the Tenno to acquire them.

Harvest Pherliac Pods from Juggernauts
In order to create Pherliac Pods, players must hunt down Infested Juggernauts that can be found throughout Infested-occupied space, and harvest the parts necessary to build them. This part of the quest is not tied down to any one node, and can be accomplished in any node the player desires, so long as they can find Juggernauts and defeat them for the Pherliac Pod components.

Once the player has collected all the necessary parts, they must then construct the Pods in the Foundry and await its completion.