Home›Astronomical surveys›Interstellar Boundary Explorer🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsРусскийالعربيةفارسیहिन्दी한국어中文日本語EntityQ835898· pop 30· linked from 396 articlesInterstellar Boundary ExplorerAlso known as IBEX, Explorer 91, SMEX 10NASA satelliteWikidata factsDiameter95Mass462Orbital period860795.75Official websitewww.nasa.gov/ibexImageIBEX spacecraft model.pngHeight58Show 11 more factsCommons categoryIBEXUTC date of spacecraft launch2008-10-19orbital inclination44.9273apoapsis288819periapsis89584Available in 29 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةहिन्दीConnectionsOrbiting Solar ObservatoryEntityExplorers ProgramEntityCategoriesAstronomical surveysExplorers ProgramGeospace monitoring satellitesSatellites orbiting EarthSource attributionSpacecraft launched by Pegasus rocketsSpacecraft launched in 2008