Origins Space Telescope diagram with labels. <b>1</b> : Sun shields - <b>2</b> : Secondary mirror - <b>3</b> : Cold shield - <b>4</b> : Primary mirror - <b>5</b> : Science instrument volume - <b>6</b> : Spacecraft - <b>7</b> : Solar array
NASA
<a rel="nofollow" class="external free" href="https://asd.gsfc.nasa.gov/firs/docs/OriginsVolume1MissionConceptStudyReport.pdf">https://asd.gsfc.nasa.gov/firs/docs/OriginsVolume1MissionConceptStudyReport.pdf</a>