Tonight, the latest @ESA_eo observation satellite, called #Sentinel2, is launching from French Guiana. Godspeed! #Sentinel2Go! — Thomas Pesquet (@Thom_astro) March 6, 2017

Update from Kourou: #VV09 #Sentinel2 – On-board computer activated, flight software loaded #Sentinel2Go — ESA (@esa) March 6, 2017

Update from Kourou: #VV09 #Sentinel2 : Multifunctional Unit powered on, telemetry systems activated for #Sentinel2Go — ESA (@esa) March 6, 2017

Update from Kourou: #Sentinel2 launch countdown started. Less than 7 hours to go to launch. #Sentinel2Go #vv09 #vega — ESA EarthObservation (@ESA_EO) March 6, 2017

It wouldn't be #socialspace without the group photo – say #Sentinel2Go ! pic.twitter.com/Wh4s3wTOIQ — ESA (@esa) March 6, 2017

#Vega #VV09 in the mobile gantry in #Kourou – carrying #Sentinel2. Less than 8 hours to launch! #Sentinel2Go pic.twitter.com/P4nvGBPs69 — ESA EarthObservation (@ESA_EO) March 6, 2017

The #ESOC Dedicated Control Room for astronomy mission like @ESAGaia @ESA_XMM @ESA_Integral. A busy room! #Sentinel2Go pic.twitter.com/zjldYXpNLu — ESA Operations (@esaoperations) March 6, 2017

Four CubeSats were deployed as crew explored fluid shifts that may affect astronaut vision for @ISS_Research. https://t.co/0xx3Az8rBU pic.twitter.com/AX7g41B4If — Intl. Space Station (@Space_Station) March 6, 2017

It's #Meet&Greet Time at #ESOC @esaoperations for the #Sentinel2Go launch event! Paolo Ferri @esa's operations chief is on stage! @ESA_EO pic.twitter.com/M8jaBKVpE4 — SocialSpace (@social4space) March 6, 2017

Watch tonight's launch of @CopernicusEU #Sentinel2 on Vega #VV09, liftoff at 01:49 GMT 7 Mar #Sentinel2Go https://t.co/w50XsCkfz3 pic.twitter.com/sPFcVSFM9x — ESA (@esa) March 6, 2017