Boeing Starliner-1 Undocking

The Boeing CST-100 Starliner will undock from the International Space Station and conduct a deorbit burn as part of its first operational mission.

Following the deorbit burn the capsule will renter the Earth's atmosphere and land at the 'White Sands Missile Range' using its parachutes. Location: International Space Station.
269
days
8
hours
21
min
52
sec
Share
https://www.watchisup.com/space/boeing-starliner-1-undocking-2026
Advertisement
Advertisement
Advertisement

Countdown Timer - Boeing Starliner-1 Undocking

Prepare for an exciting moment in space exploration on Thursday, December 31, 2026! The Boeing CST-100 Starliner will undock from the International Space Station, marking a significant milestone in its first operational mission. This event will showcase the capabilities of this innovative spacecraft as it performs a crucial deorbit burn, setting the stage for its journey back to Earth. After completing the burn, the Starliner will re-enter the Earth's atmosphere and safely land at the White Sands Missile Range, employing its parachutes for a smooth descent. Join us as we count down to this historic event that promises to enhance our understanding of space travel and pave the way for future missions. Don’t miss out on witnessing this incredible feat of engineering and exploration!
How many days until Boeing Starliner-1 Undocking?

Related countdowns

Artemis II Lunar Flyby

Video during the lunar flyby may be limited while the spacecraft flies through an eclipse. The crew also is expected to temporarily experience a loss of communications with Earth as the Orion flies behind the Moon’s far side. Location: Cislunar space.

1
d
01
h
06
m
52
s
4/6/2026View →

Falcon 9 Block 5 | Starlink Group 17-27

Launch by SpaceX. A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system. From Vandenberg SFB, CA, USA.

8
d
10
h
21
m
52
s
4/14/2026View →

Artemis II Live CSA Downlink Event (April 4)

The Artemis II crew will participate in live conversations throughout the mission, known as downlink events. Location: Cislunar space.

Completed ✓
4/4/2026View →

Falcon 9 Block 5 | Starlink Group 10-24

Launch by SpaceX. A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system. From Cape Canaveral SFS, FL, USA.

6
d
15
h
18
m
52
s
4/12/2026View →

Artemis II Daily Mission Status Briefing (April 5)

NASA provides daily Artemis II mission status briefings from NASA’s Johnson Space Center in Houston beginning Thursday, April 2, except for April 6, due to lunar flyby activities. Location: Johnson Space Center, Houston, TX, USA.

0
d
03
h
51
m
52
s
4/5/2026View →

Minotaur IV | STP-S29A

Launch by Northrop Grumman Space Systems. STP-S29A is a mission under the U.S. Department of Defense's Space Test Program (STP) that will deliver technology demonstrations to orbit and contribute to future space system development, with this launch delivering up to 200 kg of STP cubesats to Low Earth Orbit. The main payload will be STPSat-7, an ESPA class satellite based on the Aegis Aerospace M-1 satellite bus used on the STPSat-4 mission for hosting research and technology demonstration pay

1
d
19
h
51
m
52
s
4/7/2026View →