Europe's #Sentinel2 B is launching tomorrow night – what will it do? #sentinel2go https://t.co/M8owej5Z3Q — ESA (@esa) March 5, 2017

Our Cupola window opened on the Strait of Gibraltar. The gate to the Mediterranean is always open! https://t.co/hcWWj3mXk3 #Proxima pic.twitter.com/RzvSmrXS7d — Thomas Pesquet (@Thom_astro) March 4, 2017

Safe travels to everyone on their way to #Sentinel2 launch, connect with us on #Sentinel2Go https://t.co/MSnpL31U6y pic.twitter.com/XGP2KCxQWS — ESA (@esa) March 5, 2017

A “behind the scenes” look at the ground tracking station support for #Arianespace Flight #VV09 w/ #Sentinel-2B: https://t.co/TyASEEbsbi — Arianespace (@Arianespace) March 5, 2017

@manoncharles Happy birthday! Great animation — ESA (@esa) March 5, 2017

@theWeatherboy @esaoperations @lufthansa Safe journey — ESA (@esa) March 5, 2017

In this beautiful celestial still life composed with a cosmic brush, dusty nebula NGC 2170 shines at the upper left. Reflecting the light of nearby hot stars, NGC 2170 is […]

WATCH Europe's #Sentinel2 #VV09 launch from Kourou & follow #Sentinel2Go launch event at ESOC. Questions? #askESA https://t.co/w50XsCkfz3 pic.twitter.com/0m4jlnUroa — ESA (@esa) March 4, 2017

Update from Kourou: #VV09 with #Sentinel2 B Launch Readiness Review has authorised start of countdown for launch 7 March at 02:49 CET. — ESA (@esa) March 4, 2017

@weasdown @UKSEDS looking good — ESA (@esa) March 4, 2017