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Ad Astra is a 2019 American science fiction film produced, co-written, and directed by James Gray.Starring Brad Pitt (who also produced), Tommy Lee Jones, Ruth Negga, Liv Tyler, and Donald Sutherland, it follows an astronaut who ventures into space in search of his lost father, whose obsessive quest to discover intelligent alien life at all costs threatens the Solar System and all life on Earth.
Ad astra is a Latin phrase meaning "to the stars". The phrase has origins with Virgil , who wrote in his Aeneid : " sic itur ad astra " ('thus one journeys to the stars') [ 1 ] and " opta ardua pennis astra sequi " ('desire to pursue the high[/hard to reach] stars on wings'). [ 2 ]
Franklin Ramon Chang-Díaz (born April 5, 1950, San José, Costa Rica) [1] is a Costa Rican-American mechanical engineer, physicist, and former NASA astronaut.He is the sole founder and CEO of Ad Astra Rocket Company [2] as well as a member of the Cummins' board of directors. [3]
An oxygen concentrator takes in air and removes nitrogen from it, leaving an oxygen-enriched gas for use by people requiring medical oxygen due to low oxygen levels in their blood. [4] Oxygen concentrators provide an economical source of oxygen in industrial processes, where they are also known as oxygen gas generators or oxygen generation plants.
Ad Astra Rocket Company is developing the VASIMR. Canadian company Nautel is producing the 200 kW RF generators required to ionize the propellant. Some component tests and "Plasma Shoot" experiments are performed in a Liberia, Costa Rica laboratory. This project is led by former NASA astronaut Dr. Franklin Chang-Díaz (CRC-USA).
Adastra (from Latin ad astra, "to the stars") may refer to: Adastra Films, a French film production company; Adastra Minerals, a British mining company; Johnson RHJ-6 Adastra, an American glider design; Adastra, the ship in "Proxima Centauri", a 1935 short story by Murray Leinster
Excessive exposure to oxygen can lead to oxygen toxicity, also known as oxygen toxicity syndrome, oxygen intoxication, and oxygen poisoning.There are two main ways in which oxygen toxicity can occur: exposure to significantly elevated partial pressures of oxygen for a short period of time (acute oxygen toxicity), or exposure to more modest elevations in oxygen partial pressures but for a ...
Pages in category "Symptoms and signs: Respiratory system" The following 42 pages are in this category, out of 42 total. This list may not reflect recent changes. A.