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Current Data from CelesTrak WWW (NORAD Two-Line Element Sets) Space & Earth Science (~ 10 KB) All single updates of this section (RedShift format) AAU CubeSat (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) ABRIXAS (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) Acrimsat (valid from 01/05/2014 until 31/05/2014) » more infos (NSSDC) (01/05/2014) AGILE (valid from 03/09/2018 until 03/10/2018) » more infos (NSSDC) (03/09/2018) AIM (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) Alouette 1 (S-27) (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) ASTRID 2 (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) ASTRO-F (AKARI) (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) ASTRO-H (HITOMI) (valid from 04/09/2018 until 04/10/2018) (04/09/2018) BILSAT 1 (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) BRITE-PL (valid from 28/02/2018 until 30/03/2018) (28/02/2018) BRITE-TORONTO (valid from 05/09/2018 until 05/10/2018) (05/09/2018) CALIPSO (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) CANX 3A (BRITE-AUSTRIA) (valid from 28/02/2018 until 30/03/2018) (28/02/2018) CANX 3B (UNIBRITE) (valid from 28/02/2018 until 30/03/2018) (28/02/2018) Chandra X-Ray Obs. (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) CHIPS (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) Clementine France (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) CLOUDSAT (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) Cluster 2/FM5 (Rumba) (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) Cluster 2/FM6 (Salsa) (valid from 24/08/2018 until 23/09/2018) » more infos (NSSDC) (24/08/2018) Cluster 2/FM7 (Samba) (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Cluster 2/FM8 (Tango) (valid from 01/09/2018 until 01/10/2018) » more infos (NSSDC) (01/09/2018) COBE (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) Coriolis (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) COROT (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) CRRES (valid from 02/12/2013 until 01/01/2014) » more infos (NSSDC) (02/12/2013) CRYOSAT 2 (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) DEMETER (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) DOUBLE STAR (TC-2) (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) EXOS D (Akebono) (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) FAST (Explorer 70) (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) FEDSAT (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) GLAST (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) FLYING LAPTOP (valid from 04/09/2018 until 04/10/2018) (04/09/2018) FORMOSAT 3A (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) FORMOSAT 3B (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) FORMOSAT 3C (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) FORMOSAT 3D (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) FORMOSAT 3E (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) FORMOSAT 3F (valid from 03/09/2018 until 03/10/2018) » more infos (NSSDC) (03/09/2018) FUSE (Explorer 77) (valid from 03/12/2013 until 02/01/2014) » more infos (NSSDC) (03/12/2013) GALEX (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) GCOM-W1 (SHIZUKU) (valid from 04/09/2018 until 04/10/2018) (04/09/2018) GP-B (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) HETE 2 (Explorer 79) (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) HINODE (SOLAR-B) (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) HST (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) HXMT (HUIYAN) (valid from 05/09/2018 until 05/10/2018) (05/09/2018) IBEX (valid from 11/06/2017 until 11/07/2017) » more infos (NSSDC) (11/06/2017) IMAGE (Explorer 78) (valid from 02/12/2013 until 01/01/2014) » more infos (NSSDC) (02/12/2013) INTEGRAL (valid from 07/09/2018 until 07/10/2018) » more infos (NSSDC) (07/09/2018) INTERCOSMOS 24 (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) IRAS (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) IRIS (valid from 05/09/2018 until 05/10/2018) (05/09/2018) IUE (Explorer 57) (valid from 03/12/2013 until 02/01/2014) » more infos (NSSDC) (03/12/2013) KORONAS-FOTON (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Megsat 1 (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) Micro-labsat (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) MICROMAS-2A (valid from 05/09/2018 until 05/10/2018) (05/09/2018) MMS 1 (valid from 02/09/2018 until 02/10/2018) (02/09/2018) MMS 2 (valid from 28/08/2018 until 27/09/2018) (28/08/2018) MMS 3 (valid from 04/09/2018 until 04/10/2018) (04/09/2018) MMS 4 (valid from 27/08/2018 until 26/09/2018) (27/08/2018) MOST (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Munin (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) NEOSSAT (valid from 05/09/2018 until 05/10/2018) (05/09/2018) NUSTAR (valid from 04/09/2018 until 04/10/2018) (04/09/2018) OCO 2 (valid from 05/09/2018 until 05/10/2018) (05/09/2018) Odin (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Oersted (Orsted) (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Orbview 1 (Microlab 1) (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) PICARD (valid from 02/05/2016 until 01/06/2016) » more infos (NSSDC) (02/05/2016) PICSAT (valid from 28/02/2018 until 30/03/2018) (28/02/2018) Quakesat (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) RBSP A (valid from 03/09/2018 until 03/10/2018) (03/09/2018) RBSP B (valid from 03/09/2018 until 03/10/2018) (03/09/2018) RESURS P2 (valid from 05/09/2018 until 05/10/2018) (05/09/2018) RHESSI (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) ROSAT (valid from 16/10/2011 until 15/11/2011) » more infos (NSSDC) (16/10/2011) SAFIR 2 (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) SAMPEX (Explorer 68) (valid from 13/11/2012 until 13/12/2012) » more infos (NSSDC) (13/11/2012) SARA (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) Scisat 1 (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) SDO (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) SJ-6C (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) SJ-6D (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) SORCE (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) SPEKTR-R (valid from 08/02/2018 until 10/03/2018) » more infos (NSSDC) (08/02/2018) SPRINT-A (valid from 05/09/2018 until 05/10/2018) (05/09/2018) STSAT-3 (valid from 05/09/2018 until 05/10/2018) (05/09/2018) SUMBANDILASAT (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) Sunsat (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) SUZAKU (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) SWARM A (valid from 04/09/2018 until 04/10/2018) (04/09/2018) SWARM B (valid from 04/09/2018 until 04/10/2018) (04/09/2018) SWARM C (valid from 04/09/2018 until 04/10/2018) (04/09/2018) SWAS (Explorer 74) (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) SWIFT (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) Tan Ce1 (Double Star 1) (valid from 14/10/2007 until 13/11/2007) » more infos (NSSDC) (14/10/2007) TATIANA 2 (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) Terra (EOS-1) (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) TERRIERS (Explorer 76) (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) TIMED (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) TRACE (Explorer 73) (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) UARS (valid from 24/09/2011 until 24/10/2011) » more infos (NSSDC) (24/09/2011) UGATUSAT (valid from 05/12/2013 until 04/01/2014) » more infos (NSSDC) (05/12/2013) USERS (valid from 14/06/2007 until 14/07/2007) » more infos (NSSDC) (14/06/2007) WEOS (valid from 03/12/2013 until 02/01/2014) » more infos (NSSDC) (03/12/2013) WIRE (Explorer 75) (valid from 10/05/2011 until 09/06/2011) » more infos (NSSDC) (10/05/2011) WISE (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) XMM-Newton (valid from 06/09/2018 until 06/10/2018) » more infos (NSSDC) (06/09/2018) X-Ray Timing Explorer (XTE) (valid from 03/12/2013 until 02/01/2014) » more infos (NSSDC) (03/12/2013) X-SAT (valid from 05/09/2018 until 05/10/2018) » more infos (NSSDC) (05/09/2018) ZHANGZHENG-1 (CSES) (valid from 04/09/2018 until 04/10/2018) (04/09/2018) Notes: Spacecraft is currently listed in "100 (or so) brightest special-interest satellites" at NORAD. Updates of those data on this web site will be available frequently. Archived data of satellites. Updates of those data on this web site will be available not frequently but by opportunity. » With some satellite you find a link to the mission description at the NSSDC. Each row of a single update contains the date the data is valid. You find also the last update date of the related file.