The latest anti-aircraft artillery complex ZAK-57 "Derivation-AIR DEFENSE", armed with an automatic gun of 57-mm caliber, successfully hit unmanned aerial vehicles of various types during tests, the press service of the Uralvagonzavod Research and Production Corporation (UVZ, part of Rostec) told RIA Novosti.

The new Chinese ballistic missile JL-3 Type 094 submarines can have a range of 10 to 14 thousand kilometers and surpass the existing American and Russian counterparts, writes TASS columnist Dmitry Litovkin, commenting on the report of the newspaper The South China Morning Post.

During the latest tests, the Precision Strike Missile (PrSM), called the "killer" of Russian air defense systems (for example, the S-400 "Triumph"), flew more than 400 kilometers, breaking its own range record, the Defense News publication reports, citing Lockheed Martin.

Israel's Iron Dome air defense system consists of a radar, a control center, and an installation for hitting enemy missiles. It recognizes incoming missiles and can calculate their trajectory and estimated target in a few seconds. The principle of operation of the system was revealed by Deutsche Welle.

[b]According to the China Daily newspaper, the factory in Wuhan is capable of producing up to 240 spacecraft per year.]

China Aerospace Science and Industry Corporation (CASIC) has launched the first production line in China using smart technologies for the construction of small orbiting satellites. This was reported on Friday by the China Daily newspaper.

Google has agreed with SpaceX to use the Starlink satellite Internet. This is reported by The Verge. Elon Musk's company will provide access to satellite Internet for corporate customers of the Google Cloud service.

The Falcon 9 heavy launch vehicle on Sunday, Moscow time, successfully launched another batch of 52 mini-satellites into low-Earth orbit, designed to continue the deployment of the global Internet coverage of the Starlink system, the developer company SpaceX said.

Satellites lost

The launch of the Rocket Lab's Electron rocket from the Mahia Peninsula in New Zealand on Saturday ended in failure. Experts were unable to carry out the planned launch of two satellites into orbit.

According to the plan, the space truck will be sent to orbit next week

The launch vehicle "Changzheng-7" with the Chinese orbital truck "Tianzhou-2" was delivered on Sunday to the launch pad in Wenchang on the island of Hainan. This was reported by the Office of the Manned Space Flight Program of the People's Republic of China on its page on the social network WeChat.

Roscosmos CEO Dmitry Rogozin on Twitter congratulated China on the first successful soft landing on Mars in the history of this country.

China has landed the Tianwen-1 spacecraft on the Red Planet. This is the first time a Chinese spacecraft has landed on another planet.

Earlier, a TASS source reported that the transition from automatic to manual docking of the Progress MS-16 was required due to a damaged antenna installed on the cargo ship

The commission, which is investigating the reason for the transition of the docking of the Progress MS-16 cargo ship with the ISS from automatic to manual mode in February 2021, will continue to work. This was told to journalists on Friday by the General director of the Rocket and Space Center (RCC) "Progress" Dmitry Baranov.

The weight of the fairing was reduced by almost two tons, Rostec reported

The weight of the head fairing of the upgraded Proton-M launch vehicle decreased by almost two tons due to the use of innovative developments of the Romashin ONPP Technologiya (part of the Rostec State Corporation). This was told to TASS in the press service of Rostec.

The Brazilian Air Force Command and Embraer signed a memorandum of understanding providing for joint requirements development, conceptual design and development of a multi-purpose UAV.

The American company GE Aviation has completed testing of the first prototype of the promising XA100 adaptive aircraft jet engine, which has been under development since 2007 by order of the US Air Force. According to Flightglobal, bench tests of the power plant have been conducted since December 2020. During the tests, the power plant demonstrated characteristics that correspond to the mathematical forecasts obtained at the design stage.

German fighters will be able to "invade" the territory of Poland in case of danger, and vice versa. May 14, portal janes.com reported that Germany and Poland have agreed to allow combat aircraft to cross their national borders in the event of a Quick Reaction Alert (QRA).

The fourth-generation J-10C multirole fighters, equipped with local WS-10B Taihang engines instead of the Russian AL-31F series, began to enter service with the People's Liberation Army Air Force, the Defense News publication reports, commenting on the pictures of the aircraft with the new power unit that appeared on the network.

The Chagall drone, developed by Kazakh military scientists, has successfully passed the next test, the press service of the Ministry of Defense of the republic reported on Saturday.

Calculations of unmanned aerial vehicles "Orlan-10" of the Krasnoselsky motorized rifle brigade of the combined-arms army of the Western Military District have started performing tasks to monitor the foci of wildfires since the beginning of the week.

First-class pilot Andrey Krasnoperov explained why one Russian Su-30 fighter was able to drive away three French Air Force planes that appeared over the Black Sea. His words are transmitted by the portal "Tsargrad".