SatTrackCam Leiden (b)log
RASSVET (2nd batch): Reports of my Death have been Highly Exaggerated
The reentry of Starlink-1541 over the northern Netherlands on 24 July 2026
Imaging the oldest pieces of Space Debris still on orbit using the TU Delft MISO telescope
Tracking the Artemis II Lunar mission using TU Delft's MISO telescope
Guest in the Euronews podcast "Tech talks"
The observed reentry of the Chinese CZ-2C upper stage 2018-054D over Australia on 28 February 2026
Another failed deorbit of a Falcon 9 upper stage
You Only Die Twice (redux): the unusual and confusing double reentry of a ZQ-3 upper stage (2025-282A)
NROL-77, probably a new NOSS (or maybe not)
BRIK-II is no more
Possible Space Debris found near Newman, Australia on Oct 18, might be Jielong 3 upper stage remains
Identifying a reentry over the Canary Islands on 16 October as the reentry of the Chinese satellite Xinjishu Yanzheng 7 (XJY-7)
A Trident-II D5 SLBM launch in the Atlantic on 21 September 2025: analysis of footage from Puerto Rico (UPDATED)
X-37B OTV 8 and Limasat (the USSF-36 payloads) imaged
X-37B Spaceplane mission OTV 8 located on orbit
An upcoming Hypersonic Missile Test (repeat of FT-3) from Kodiak to Kwajalein [UPDATED]
The upcoming launch of the X-37B Spaceplane mission OTV 8
The SatTrackCam (B)log is 20 years old!
RPO Galore: the complex proximity operations of Kosmos 2581, Kosmos 2582, Kosmos 2583 and 'Object F'
Kosmos 2558 released an object on orbit on June 26 [UPDATED]
The reentry of the Chinese Zhuque-2E upper stage 2025-103G over Kazachstan on 5 June 2025
Raiders of the Lost Venus Probe: a post-mortem of an interesting reentry and the confusion it left
Kosmos 2588 has been placed in the same orbital plane as the US spy satellite USA 338: another RPO?
The tumbling behaviour of the mysterious Kosmos 2553 satellite
Kosmos 482 Descent Craft reentry forecasts [PERIODICALLY UPDATED]
Observing FRAM-2, a commercial crewed Dragon mission in Polar orbit
USA 498, the NROL-69 payload, found
The Russian eavesdropping satellite LUCH (OLYMP-K) 2 has moved significantly
The reentry of a Falcon 9 upper stage over NW Europe on 19 February [UPDATED]
The North Korean satellite Malligyong-1 manoeuvered again, and this time it is different
Possible Space Debris impact in Kenia: a piece of the Ariane SYLDA 2008-034C? [updated]
X-37B Spaceplane OTV 7 to lower orbit by aerobraking
A Chinese ICBM test launch at full range, into the central Pacific, on September 25
The Russian SIGINT satellite LUCH (OLYMP-K) 2 has moved again
The North Korean satellite Malligyong-1 has manoeuvered again
ACS 3 appears to be tumbling or gyrating
The Advanced Composite Solar Sail System 3 (ACS 3) observed after sail deployment [UPDATED]