12/05/2026
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ESA might be broadcasting stay because the European-Chinese language Smile mission launches at 04:52 BST/05:52 CEST (00:52 native time) on 19 Could 2026.
Smile will launch on a European Vega-C rocket from Europe’s Spaceport in French Guiana.
Instances topic to alter at brief discover.
Watch stay from 05:30 CEST on 19 Could
Tune into ESA Web TV straight or by way of the ESA YouTube livestream to observe the launch stay.
The launch programme will run from 05:30–07:09 CEST. Milestones embrace:
| Occasion | Time after liftoff | Time in CEST |
| Liftoff, first stage ignition | 00:00 | 05:52 |
| First stage expends all its gasoline and separates | 00:02 | 05:54 |
| Second stage ignition | 00:02 | 05:54 |
| Second stage expends all its gasoline and separates | 00:04 | 05:56 |
| Third stage ignition | 00:04 | 05:56 |
| Fairing opens revealing Smile to the sky | 00:04 | 05:56 |
| Third stage expends all its gasoline and separates | 00:07 | 05:59 |
| First ignition of higher stage | 00:20 | 06:12 |
| Finish of first higher stage enhance | 00:24 | 06:16 |
| Second higher stage enhance begins | 00:52 | 06:44 |
| Finish of second higher stage enhance | 00:54 | 06:46 |
| Smile separates from Vega-C and flies free | 00:56 | 06:48 |
| Anticipated time of acquisition of Smile’s first sign from house | 00:57 | 06:49 |
| Anticipated time of deployment of Smile’s photo voltaic arrays | 01:03 | 06:55 |
| Third higher stage enhance to deorbit | 02:00 | 07:52 |
| Finish of third higher stage enhance. Vega-C mission full | 02:01 | 07:53 |
Past launch day
After the Vega-C rocket drops Smile off in a round orbit 700 km above Earth’s floor, the spacecraft will fireplace its engines 11 occasions in 25 days.
These engine burns will regularly elongate Smile’s orbit round Earth’s poles, till it’s reaching 121 000 km above the North Pole and 5000 km above the South Pole.
As soon as Smile has arrived on this last operational orbit, the mission group will put together the spacecraft for science. In addition to checking that all the pieces works as deliberate, this includes remotely unfolding Smile’s magnetometer increase, opening the shutter of its X-ray digital camera and opening the duvet of its ultraviolet digital camera.
About three months after launch, the group will obtain the primary X-ray and ultraviolet photos, after which lastly start the science that Smile is designed to do. The deliberate mission lifetime is three years.
Keep up to date by way of esa.int/Smile.
About Smile
Smile (the Photo voltaic wind Magnetosphere Ionosphere Hyperlink Explorer) is a joint mission between the European Area Company (ESA) and the Chinese language Academy of Sciences (CAS).
Smile will use 4 science devices to check how Earth responds to the photo voltaic wind from the Solar. In doing so, Smile will enhance our understanding of photo voltaic storms, geomagnetic storms and the science of house climate.
ESA is accountable for offering Smile’s payload module (which carries three of the 4 science devices), one of many spacecraft’s 4 science devices (the smooth X-ray imager, SXI), the launcher, and the Meeting Integration and Testing services and companies. ESA contributes to a second science instrument (the ultraviolet imager, UVI) and the mission operations as soon as Smile is in orbit.
CAS offers the opposite three science devices and the spacecraft platform, and is accountable for working the spacecraft in orbit.
Smile is a part of ESA’s Cosmic Imaginative and prescient programme, principally contributing to answering the query ‘How does the Photo voltaic System work?’
For extra info, go to: https://www.esa.int/Science_Exploration/Smile
About Vega-C
Europe’s Vega-C rocket can launch 2300 kg into house, equivalent to small scientific and Earth statement spacecraft. At 35 m tall, Vega-C weighs 210 tonnes on the launch pad and reaches orbit with three solid-propellant-powered levels earlier than the fourth liquid-propellant stage takes over for exact placement of satellites into their desired orbit round Earth.
Complementing the Ariane household to launch all forms of payloads into their desired orbits, Vega-C ensures that Europe has versatile and impartial entry to house. ESA leads the Vega-C programme, working with Avio as prime contractor and design authority.
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