The attack on the Milne Ice Shelf is the violent turning point in the investigation of the meteorite: a military team moves against the scientists, Rachel Sexton and Michael Tolland narrowly survive, and the operation’s attempt to erase traces of their presence exposes its own limits. In its aftermath, Rachel connects the danger to Lawrence Ekstrom, while the controller learns that the field team’s actions have gone beyond the plan.

Causes and Stakes

The assault follows the investigators’ discovery of bioluminescent plankton in the extraction pit and an insertion shaft beneath the meteorite. Rachel later recounts these findings to William Pickering, along with the team’s journey onto the ice shelf and its sudden attack by a military group she suspects is Special Ops. The discovery has shifted the question from whether the meteorite is extraordinary to whether it was deliberately placed—and who is prepared to protect that secret.

On the ice, Rachel believes the attackers have already succeeded in making survival unlikely. She suspects Lawrence Ekstrom because he sent the team to the shelf and has ties to the Pentagon and Special Ops. But her suspicion does not resolve the central mystery: she cannot see what Ekstrom, or anyone else, would gain by inserting the meteorite beneath the ice. The attack therefore leaves her with a likely suspect but no established motive or proof.

The Field Operation and Its Cover-Up

After the assault, Delta-Three returns to the habisphere and struggles to right and reload Norah Mangor’s toppled equipment sled. He secures the equipment and places Mangor’s body on top, tying it down as he prepares to move the sled. His two partners arrive as he is about to drag it away.

The team’s original plan had been to stage an accident by arranging four dead bodies across the ice shelf. The plan no longer works: with the civilian victims not all available to make the scene convincing, leaving a single body would invite questions. Delta-Three asks whether they should sweep the area. Delta-One retraces the scientists’ route, collecting clues that anyone had been there; Delta-Three and his partner take the loaded sled down the glacier. At the precipice at the shelf’s edge, they push it over, and Mangor and the sled fall into the Arctic Ocean. The disposal is part of the effort to remove both a witness and signs of the operation, not an accidental loss during the attack.

Survivors and the Account of the Attack

Rachel and Tolland escape the assault rather than becoming the dead civilians the team had counted on. Rachel’s later report to Pickering gives the event a sequence: the anomalous plankton, the journey onto the shelf, the shaft beneath the meteorite, and then the attack. She describes Mangor’s murder and the survivors’ near-death escape as facts, not as a proven accusation against the administrator.

Pickering is accustomed to hearing disturbing information without visible reaction, but Rachel’s account increasingly troubles him. He appears to move from disbelief toward anger as she recounts the killing and escape. Rachel withholds her suspicion of Ekstrom because she knows Pickering will not accept an accusation without evidence. His silence for several seconds after she finishes underscores the weight of the report, while leaving his immediate response unstated.

Orders, Consequences, and Significance

The later account to the controller clarifies that the deaths were not what the operation’s leadership expected. Delta-One reports that unexpected events on the shelf left his team with no option but to use force, resulting in the deaths of four civilians, including Rachel and Tolland as the team understood it. The controller is shocked: lethal force had been authorized only as a last resort, and killing civilians had not been part of the plan. The report thus distinguishes authorization from outcome—the operation permitted force, but its escalation exceeded the controller’s intention.

That account also reveals the gap between the team’s assumption and reality. Delta-One reports the civilians dead, but the survivors have made contact with a submarine and are heading to Washington. The attempted cover-up has not secured silence; it has created a direct route for the witnesses to carry their account beyond the ice shelf. The attack is therefore both an attempt to contain the meteorite secret and the action that places its concealment at greater risk.