At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

Plot: At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson.

At an Antarctica research site, the discovery of an alien craft leads to a confrontation between graduate student Kate Lloyd and scientist Dr. Sander Halvorson. While Dr. Halvorson keeps to his research, Kate partners with Sam Carter, a helicopter pilot, to pursue the alien life form.