Themis Demonstrator

Active Re-Usable

ArianeGroup (AG)

None

Description

Themis is an ESA rocket prototype – a flagship European demonstrator for low-cost rocket recovery and reuse technologies. Powered by the reusable, methane-fuelled engine Prometheus, it is developed with ArianeGroup as prime contractor and building on decades of European research and experience in rocketry and space operations, Themis is designed to launch, land vertically and live on for another mission.

Specifications

Stages
1
Length
28.0 m
Diameter
3.5 m
Fairing Diameter
―
Launch Mass
170.0 T
Thrust
980.0 kN
Apogee (Sub-Orbital)
20.0 km

Family

Name
Themis Demonstrator
Family
―
Variant
―
Alias
―
Full Name
Themis Demonstrator

Payload Capacity

Launch Cost
―
Low Earth Orbit
―
Geostationary Transfer Orbit
―
Direct Geostationary
―
Sun-Synchronous Capacity
―

ArianeGroup

Commercial

CEO: Martin Sion

AG 2015

ArianeGroup (formerly Airbus Safran Launchers) is an aerospace company based in France. A joint venture between Airbus and Safran, the company was founded in 2015 and is headquartered in Issy-les-Moulineaux. It consists of three core arms: aerospace, defence and security.

Upcoming Spaceflights

Themis Demonstrator | T1H-1

ArianeGroup | France
Esrange Space Center
TBD December, 2025

Status: To Be Determined

Mission:

First low-altitude hop test of a Themis demonstrator, with a targeted altitude up to 100 m.

Suborbital T1H - Maiden Flight Launch Complex 3 Landing Pad

Explore Share

Flight Record

No spaceflights found for .

Recent Launches

Kinetica 1

Success

5 hours, 7 minutes ago

9 satellites

Launch Area 130 - Jiuquan Satellite Launch Center, People's Republic of China

Share ride of 9 satellites to sun-synchronous orbit: * Satellite 813 (United Arab Emirates) * Jilin-1 Gaofen 07B-01/07C-01/07D-01 * Dongpo-15 …

Falcon 9

Success

13 hours, 54 minutes ago

NROL-77

Space Launch Complex 40 - Cape Canaveral SFS, FL, USA

Classified payload for the US National Reconnaissance Office.

Long March 3B/E

Success

18 hours, 2 minutes ago

TJSW-22

Launch Complex 3 (LC-3/LA-1) - Xichang Satellite Launch Center, People's Republic of China

Chinese classified satellite claimed to be for communication technology test purposes. Actual mission not known.

Long March 4B

Success

1 day, 5 hours ago

Yaogan 47

Launch Area 94 (SLS-2 / 603) - Jiuquan Satellite Launch Center, People's Republic of China

The Yaogan 47 is a Chinese military “remote sensing” satellite of unknown purposes.

Falcon 9

Success

1 day, 10 hours ago

Starlink Group 6-92

Launch Complex 39A - Kennedy Space Center, FL, USA

A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.