Artemis II: 40 Minutes of Silence in Space

Mon Apr 06 2026 18:14:59 GMT+0000 (Coordinated Universal Time)

During the Artemis II mission, astronauts will face a dramatic 40-minute blackout as they pass behind the Moon. This period of isolation will provide a unique moment for introspection as the crew disconnects from Earth.

The Artemis II astronauts will experience a 40-minute communication blackout as they travel behind the Moon, a historic moment echoing the Apollo missions. This silence offers a chance for personal reflection and lunar observation, as mission control maintains its focus on the safety of the crew. The blackout highlights the challenges and excitement of deep space exploration, marking another step towards future lunar missions.

No-one will have been further from home than the Artemis astronauts.

As they journey beyond our planet, the crew will initially enjoy constant communication with mission control in Houston, Texas, which serves as a link to Earth. However, as they pass behind the Moon, crucial radio and laser signals will be blocked, leading to about 40 minutes of silence.

This moment of solitude offers each astronaut a chance to reflect and observe as they travel through the vastness of space. Artemis pilot Victor Glover expressed hope that people on Earth would use this time to come together in spirit and send positive thoughts to the crew. He reminded everyone that even when they lose contact, they remain synchronized in their goal of lunar exploration.

Historically, Apollo astronauts faced similar communications issues during their missions, with Michael Collins famously recounting his feelings of isolation while orbiting the Moon in 1969.

In contrast, moving forward, space agencies are looking to improve communication systems, with plans for a network of satellites around the Moon to prevent similar blackouts and ensure continuous connection. For the Artemis crew, their planned blackout will be utilized for crucial lunar observations as they prepare for future explorations.