2 February 2012

• An article entitled "The last OTRAG - launched from Esrange" added.

29 January 2012

• A table with technical details and other facts about Swedish research satellites added.
• A graph showing the number of rocket launches from Esrange added.
• An article about statistics about Swedish space research sounding rocket projects added (in Swedish). 

28 January 2012

23 January 2012

22 January 2012

19 January 2012

15 January 2012

• A page with more pictures from the XI International Astronautical Congress (1960) added with captions in both English and Swedish.

12 January 2012

• The article "Tracking Apollo-17 from Florida" greatly updated with more pictures and data.

11 January 2012

• An article about the Journal of the Swedish Interplanetary Society (in Swedish) added.

10 January 2012

• The article about the XI International Astronautical Congress in Stockholm 1960 translated into Swedish.

9 January 2012

• A page describing the the Swedish Interplanetary Society (in Swedish) added.

29 December 2011

• An article about "Soviet/Russian meter-band space radio channels" added.
• The article on PPM-AM telemetry greatly updated with information on the RTS-9 and Tral telemetry systems.

5 November 2011

• An article about the German/US Porcupine/Aries project (in Swedish) added.

24 October 2011

21 October 2011

• An article about Signals from the first Soyuz/Fregat stage from Kourou added.

18 October 2011

16 October 2011

• An article about the Swedish sounding rocket project S37/SOAP  (in Swedish) added.

14 October 2011

9 October 2011

31 August 2011

30 August 2011

27 August 2011

15 August 2011

• An article about the 50-year aniversary of Sweden's first venture into space (in Swediish) added.

5 August 2011

18 July 2011

13 July 2011

• An article about the Swedish sounding rocket projects S13 and S16  (in Swedish) added

22 May 2011

• A 5-minute video showing impressions from the Soviet space exhibition in Stockholm 1966 added.
• Ett 5-minuters videoklipp om den sovjetiska rymdutställningen i Stockholm 1966 inlagt.

21 May 2011

• The article "Radio systems of Soviet Mars and Venus probes" greatly updated. However it needs much more work.

16 April 2011

• The article about Soyuz-1 corrected as to the landing coordinates of the spacecraft.

13 April 2011

• The ground track map and launch time in the article about Sputnik 10 (launched 25 March 1961) corrected.
• The landing time of Vostok amended with new information revealed in April 2011.

10 April 2011

• An interview (in two parts) with the legendary space tracker Geoff Perry made by Jos Heyman in 1986 has been added.

1 January 2011

• An article about the Swedish sounding rocket project "S-29 Ba-GEOS" (in Swedish) added.

19 December 2010

• An article about a trip to Moscow in 2008 entitled " Soup at TsUP - a pilgrimage to the roots of spaceflight" added.

15 December 2010

28 November 2010

• An article aout the Swedish sounding rocket project "S-33 PIRAT - det första svenska rymdbaserade teleskopet" added (in Swedish).

14 November 2010

• An article about Sweden's first microsatellite Astrid-1 added (in Swedish), including pictures from a store-and-forward communications test.

22 August 2010

• The old article "Salyut-5 voice recordings" now includes links to 21 sound files.

15 August 2010

• The article "Tracking the Prisma satellite" added.

18 July 2010

• An article about the Swedish/German sounding rocket project Maxus now "completed" (in Swedish).

9 April 2010

21 March 2010

• An article about the Swedish sounding rocket project "Maxus-Test" added (in Swedish).

26 January 2010

23 January 2010

15 January 2010

• The article "Some notes on the early Discoverer flights" added.

26 December 2009

10 December 2009

• An article about the Swedish sounding rocket project   "S35 OXYGEN" added (in Swedish).

24 November 2009

14 November 2009

• The article "Rexus-1, the first Swedish student sounding rocket" added. ( Swedish ) ( English). 

20 September 2009

• The article Tracking Briz-M on 7-18 September 2009  added.

24 June 2009

• I have started adding video clips to this site, and I have started at bottom of the following old articles:
  • "Tracking Apollo 17 from Florida"
  • "How I caught "The Space Bug" and somehow started tracking satellites by radio"
  • "A Short History of the "Kettering Group"

14 April 2009

• The article "Signals on 137.905 MHz from Megsat-1" added.

4 April 2009

• The article "Briz-M tracking 3-4 April 2009" added.

22 March 2009

• The article "Tracking Briz-K/GOCE March 2009" added.

27 February 2009

• The article "Tracking Block DM on 26 February 2009" added.

11 February

• The article "Tracking Briz-M on 11 February 2009" added.

3 February 2009

• A page showing Signals from Iran's OMID satellite added.

31 January 2009

• The Astrid-2 photo album , showing scenes from the launch of this Swedish microsatellite from Plesetsk in December 1998, added.

21 December 2008

• Updates made to the two articles "Sputnik-6 and the failure of 22 December 1960" and "The flights of Korabl-Sputnik 4 and 5, the final laps to human spaceflight!"
  using new radio tracking information  from "Radio Observations of USSR Satellite Ships", Y Nakata, M Kan, Y Arima, K Araki, Radio Research Laboratories,
  Ministry of Posts and Telecommunications, Tokyo, Japan, May 1963. Prepared for Air Force Cambridge Research Laboratories. Available as PDF-file through
  http://www.dtic.mil/dtic/. Thanks to Bob Christy for informing me about this fascinating source!

12 December 2008

• The article "Tracking Briz-M on 10 December 2008" added.

7 November 2008

• The article " Tracking Briz-M on 6 November 2008" added.

8 October 2008

• The article "Tracking Shenzhou 7 from Honolulu" by Richard Flagg added.

5 October 2008

• The article "The radio systems of the early Luna probes" has been greatly updated with much new material.
  Thanks to Don P Mitchell, Igor Lissov and Dwayne Day for their help.

19 August 2008

• The article "Tracking Briz-M on 19 August 2008" added.

18 June 2008

9 June 2008

• The article  "Minute technical details from the Energia and Kaluga Museums" added.

16 March 2008

• The article "Repeated, brief signals on 2242.5 MHz - what they turned out to be!" added.

12 January  2008

• All audio files converted to the mp3 format. All RealMedia files should now be gone.

9 January 2008

• The article "Signal spectrum of Sweden's Odin satellite" added.

3 January 2008

• The article "Tracking NOSS 3 from Sweden" added.

28 December 2007

• The article "Tracking the Chinese Moon probe Chang'E-1 from Sweden" added.

26 December 2007

• The article "Various satellite tracking results using a Software-Defined Receiver" added.
• The article "Sputnik-3, its flight and  radio systems" updated with new data on the command radio link frequency and modulation.
  Thanks to Amy Collins for providing the link to this data!
  

14 December 2007

• An article in Swedish ”Den svenska satelliten” – ett visionärt projekt från 1960-talet added.

25 November 2007

• The article "Finally picking up Selene in Stockholm" added
• The article "Tracking Briz-M on 18 November 2007" has been updated with new information
  

18 November 2007

• The article “Tracking Briz-M on 18 November 2007” added.

7 October 2007

• The article “Finally on the air on S-band” added.

15 September 2007

• The article “University of Florida Student Satellite Tracking Station” by Richard S Flagg added.

4 March 2007

• The article “Gemini Radio Systems” added.

3 October 2006

• The image collection "The unveiling of the cabin layout of Virgin Galactic's SpaceShipTwo" added.

26 August 2006

• The article "Tracking Oko from Sweden" added.

4 August 2006

• The article "Molniya-1 tracking from Sweden" added.

25 March 2006

• The article "Sputnik-3, its flight and  radio systems" updated with new data on the telemetry code used to transmit radiation data.

22 January 2006

• A new article "Sputnik-3, its flight and  radio systems" added.