Long March 4C | Shiyan 28 B-01
Launch Successful
L - -- : -- : -- : --
Launch Window
July 3, 2025, 9:26 a.m. - July 3, 2025, 9:50 a.m.
July 3, 2025, 9:26 a.m. - July 3, 2025, 9:50 a.m.
Satellite officially named for "space environment detection" purposes, exact details unknown.
Launch success.
Added launch per NOTAMs; Payload and launch vehicle identities highly uncertain.
The Long March 4C, also known as the Chang Zheng 4C, CZ-4C and LM-4C, previously designated Long March 4B-II, is a Chinese orbital carrier rocket. It is launched from the Jiuquan, Taiyuan Satellite Launch Centre and Xichangs, and consists of 3 stages. Long March 4C vehicles have been used to launch the Yaogan-1, Yaogan-3 SAR satellites and the Fengyun-3A polar orbiting meteorological satellite. On December 15, 2009 a Long March 4C was used to launch Yaogan 8.
The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.
INFO WIKI
China sent a new satellite into orbit for its experimental Shiyan series Thursday with a launch from the country’s southwest. The post China launches first classified Shiyan-28B experimental satellite appeared first on SpaceNews.
With the month of June coming to a close and July on the horizon, the… The post Launch Roundup: Gilmour Space to make debut, SpaceX plans east coast doubleheader appeared first on NASASpaceFlight.com.
Classified payload for the US National Reconnaissance Office.
2 Chinese classified satellites claimed to be for communication technology test purposes. Actual mission not known.
Tianlian is a Chinese data tracking and relay communications geostationary satellite series. The TL-3 (Tian Lian 3) satellites are the 3rd generation…
A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
13th test flight of the two-stage Starship launch vehicle. Second flight of Starship V3. For the first time, Starship will carry 20 V3 Starlink sa…
Share-ride of 5 commercial Earth observation and technology demonstration satellites to SSO, including SpaceTY's TY-48. Details TBD.
Tianlian is a Chinese data tracking and relay communications geostationary satellite series. The TL 2 (Tian Lian 2) satellites represent the second g…
Carried 9 satellites on a share-ride to sun-synchronous orbit. Details TBD.
The Northrop Grumman/SpaceLogistics MRV-1 is a mission extension payload including a mission robotic vehicle (MRV) and multiple mission extension pod…
A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.