Polaris Intelligence
Polaris
Intelligence
About
Ctrl K
Sign in
© Polaris Intelligence 2026
PrivacyTermsAdmin

SMILE

active
Science ExplorationLEOCOSPAR 2026-109ALaunched 5/19/2026
Admin Edit
Mission & Launch
Launch Mission
SMILE Mission
Launch Vehicle
Vega C
Launch Date
5/19/2026
Orbit & Mass
Orbit Class
LEO
Altitude
702 km
Inclination
70 deg
Dry Mass
707 kg
Total Mass
2,300 kg
Payload Classification
Mission Type
Science Exploration
Payload Category
SCI
Payload Class
C
Organizations
Operator
Chinese Academy of Sciences (CAS)
Manufacturer
Chinese Academy of Sciences’ Innovation Academy for Microsatellites
Registry
COSPAR ID
2026-109A
Track
Mentions
317
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

The European-Chinese team will conduct a two-month commissioning campaign for Inspector Smile to switch on and test the spacecraft’s science instruments.

PlanCapabilityValue 4.0Jun 25, 2026RT by @AJ_FI: RT by @AJ_FI: Inspector Smile has reached her science orbit! 😊 The European-Chinese team is now embarking on a two-month campaign to ‘commission’ the spacecraft, which involves switching on and testing out its toolbox of science instruments 👉
Page1of16

The European-Chinese team is beginning a two-month commissioning campaign for Inspector Smile to switch on and test its science instruments.

PlanCapabilityValue 3.5Jun 25, 2026RT by @AJ_FI: RT by @AJ_FI: Inspector Smile has reached her science orbit! 😊 The European-Chinese team is now embarking on a two-month campaign to ‘commission’ the spacecraft, which involves switching on and testing out its toolbox of science instruments 👉

The Universidad Politécnica de Madrid and INTA tested Smile’s thermal straps in the vacuum chamber at the Montegancedo campus.

CapabilityValue 4.0Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

The Universidad Politécnica de Madrid certified that Smile’s X-ray instruments will operate at -120 °C.

CapabilityValue 4.2Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

Smile’s data collection is expected to begin in July after it deploys its arms and confirms its status.

PlanValue 3.0Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

Smile will fire its motor 11 times over the coming weeks to reach a highly elliptical orbit.

PlanCapabilityValue 3.6Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

The Universidad Politécnica de Madrid aimed to verify that Smile’s detector would operate below -100 °C.

CapabilityPlanValue 2.2Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

Smile is the first mission able to observe Earth’s protective bubble with X-ray technology.

CapabilityGeneralValue 2.0Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

Smile will reach an orbit 121,000 kilometers above the North Pole and later descend to 5,000 kilometers above the South Pole.

PlanValue 2.0Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

The University of Leicester developed Smile’s SXI Soft X-ray Imager.

CapabilityGeneralValue 3.5Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

The Instituto Universitario de Microgravedad Ignacio Da Riva at the Universidad Politécnica de Madrid verified Smile’s DPA Detector Plane Assembly, which houses two CCD sensors.

CapabilityRelationshipsValue 4.0Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

A Vega-C rocket launched Smile from French Guiana on 19 May.

PlanValue 3.0Jun 4, 2026El 'pequeño gran paso' de la UPM para observar las tormentas solares

SMILE (Solar wind Magnetosphere Ionosphere Link Explorer) is a joint mission of the European Space Agency and the Chinese Academy of Sciences.

RelationshipsGeneralValue 3.2May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra

SMILE will be the first mission to record the aurora borealis continuously for up to 45 consecutive hours.

PlanCapabilityValue 4.0May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra

SMILE will be the first mission since 2008 to observe the aurora borealis globally in ultraviolet light.

CapabilityPlanValue 3.0May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra

The SMILE instrument software is a real-time embedded system that controls all four instruments, manages science data flow, monitors instrument health, and enables automated payload operations.

CapabilityValue 4.0May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra

CGI’s Bristol team developed the application software for SMILE’s instrument payloads.

CapabilityRelationshipsValue 4.0May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra

SMILE launched on a Vega-C rocket from the European spaceport in French Guiana on Tuesday 19 May.

PlanGeneralValue 3.0May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra

SMILE is the first space telescope able to observe Earth’s magnetic field in X-rays.

CapabilityGeneralValue 4.0May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra

The UK SMILE team has begun working with the Met Office to assess how SMILE data could improve forecasting capabilities.

RelationshipsCapabilityValue 3.0May 23, 2026SMILE osserva come le tempeste solari colpiscono la Terra