Toni Youssef @tonyoussef
PhD in Aerospace industry & Electrical engineer Paris, France Joined November 2009-
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Filling #Ariane6's tanks with fuel is an art as much as it is engineering. Our new rocket will be powered by liquid oxygen supercooled to -183°C and liquid hydrogen cooled to -253°C (just 20 degrees from absolute zero – the coldest temperature possible in the Universe)❄️🧵
LIFTOFF of the Ariane 6 inaugural flight #VA262 from @EuropeSpacePort on 9 July 2024! GO #Ariane6!
More pictures from the first liftoff of Ariane 6 #VA262 from @EuropeSpacePort, French Guiana on 9 July 2024! (We have something in our eye 🥹) 📸: ESA - M. Pédoussaut
5,4,3,2,1 allumage Vulcain! 🚀 Relive the moment the first Ariane 6 launched from @EuropeSpacePort, French Guiana 👇 🔊Turn the sound all the way UP ⬆️ #GoAriane!
L'organisme en charge d'auditer les programmes de la NASA, le "NASA Office of Inspector General", vient de rendre ses rapport sur ce qui s'est passé lors d'Artemis I. Conclusion: il y a encore de gros problèmes techniques qu'il va falloir corriger d'ici Artemis II. Thread : 🧵
Zoom sur Beyrouth. Un carrefour culturel à la situation géographique exceptionnelle, entre ⛰️ et 🌊 : on doit avoir une belle vue depuis la Corniche ! 🇱🇧 A zoom on what makes Beirut easy to spot from space: the triangle extending into the Mediterranean Sea esa.int/ESA_Multimedia…
.@GEAviation CEO John Slattery and @SAFRAN CEO Olivier Andriès today in Paris sign an agreement extending the @CFM_engines partnership to 2050 and reaffirm their joint commitment to a #SustainableAviation by launching the #CFMRISE technology program. ➡️bit.ly/3xhxWw4
NASA has selected Starship to land the first astronauts on the lunar surface since the Apollo program! We are humbled to help @NASAArtemis usher in a new era of human space exploration → go.nasa.gov/3tur510
#3AF #AntenneJeunesIDF #WEBINAIRE le lundi 29 mars 2021 à 19h sur l'#aviation du #futur: #innovations ,#propulsion #électrique, vers une #aviation #décarbonée. Inscriptions: arts-et-metiers.asso.fr/manif/5333
[Le chiffre du jour #SustainableAviation] L’aviation mondiale produit 2,1% de toutes les émissions de dioxyde de carbone (CO2) d’origine humaine. @ATAG_aviation
Starship landing flip maneuver
@elonmusk Here’s launch, belly flop, relight and landing (kinda)! 🤯
#WEBINAIRE venez écouter et échanger avec les #CEO de 2 #startups ! #Exotrail #Mercateam jeudi 17/12 de 18h00 à 19h30. #inscriptions : cutt.ly/ahl4so2 #3AF #ComitéJeunes3AF #AntenneJeunesIdF #LaFrenchTechParisSaclay @LaFrenchTech @3af_Idf
Nous déployons au Liban un détachement de la sécurité civile et plusieurs tonnes de matériel sanitaire. Des urgentistes vont également rejoindre Beyrouth au plus vite pour renforcer les hôpitaux. La France est déjà engagée.
أعبرُ عن تضامني الاخوي مع اللبنانيين بعد الانفجار الذي تسبب بعدد كبير من الضحايا هذا المسأ في بيروت وخلّف اضرارٍ جسيمة. ان فرنسا تقف الى جانب لبنان دائماً. هناك مساعدات واسعافات فرنسية يتمّ الان نقلها الى لبنان./.
J’exprime ma solidarité fraternelle avec les Libanais après l’explosion qui a fait tant de victimes et de dégâts ce soir à Beyrouth. La France se tient aux côtés du Liban. Toujours. Des secours et moyens français sont en cours d’acheminement sur place.
🇱🇧 FLASH - De nombreux bâtiments de #Beyrouth sont détruits suite à l’énorme #explosion. Les #pompiers tentent de sauver ce qu’il reste. (Via @BeirutCityGuide) #Liban #Beirut #Lebanon
Liban : "Je suis très inquiet sur la situation. Inquiet et triste. la moitié de la population libanaise vit sous le seuil de pauvreté. Il y avait eu des engagements de pris par les autorités libanaises. Ces réformes ne sont pas au rendez-vous" analyse @JY_LeDrian #QAG

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