Why does mission control lose contact with astronauts when they re-enter the Earth's atmosphere?

Question

Answer

Mission control intentionally do not communicate so that the astronauts can concentrate.

Answer

The crew were angry with mission control so intentionally did not respond.

Answer

The radio antenna came off during re-entry so they could not contact mission control until after they had landed

Answer

The crew lost power.

Answer

Heat from re-entry creates ionized radiation which disrupts communication.

Crowdly