New astronomy roadmap calls for huge, broad-spectrum space telescope | Ars Technica
Sentinel Space Telescope - Wikipedia
B612 Sentinel Space Telescope | Space telescope, Telescope, Sentinel
My Own Personal Space Agency – Spaceflight Blunders & Greatness
Nasa pulls the plug on killer asteroid hunter: Sentinel mission set up to search for dangerous space rocks loses $30 million support | Daily Mail Online
Cryogenic infrared mission “JAXA/SPICA” with advanced cryocoolers - ScienceDirect
Construction Begins on NASA's Next-Generation 'Asteroid Hunter' Near-Earth Object Surveyor - Space Coast Daily
Hubble and ESO's VLT provide unique 3D views of remote galaxies | ESO
Sentinel telescope contract? - KSP1 Gameplay Questions and Tutorials - Kerbal Space Program Forums
KerbalX - ES-14 SUMMIT
SENTINEL Infrared Telescope - Kerbal Space Program Wiki
Kerbitat One | Kerbal States | Kerbin Space Exploration Administration
Jason-3 instruments | EUMETSAT
Steam Community :: Screenshot :: Sentinel IR Telescope "Hera"
Kerbal Komets on SpaceDock
What does it mean when it says "sentinel infrared telescope needs to be activated on a solar orbit?" I have escaped keratin orbit, by definition I am now orbiting kerbol. : r/KerbalSpaceProgram
TIL the sentinel needs an antenna to function... after obtaining the needed orbit that is practically the same as Moho for a contract. :( : r/KerbalSpaceProgram
Map Asteroids with an Infrared Telescope : r/KerbalAcademy