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- Space debris (also known as space junk, space pollution, space waste, space trash, space garbage, or cosmic debris) are defunct human-made objects in space –...170 KB (17,320 words) - 01:00, 22 June 2024
- The planet Mars has been explored remotely by spacecraft. Probes sent from Earth, beginning in the late 20th century, have yielded a large increase in...120 KB (11,302 words) - 20:31, 20 June 2024
- The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. The common...50 KB (5,763 words) - 17:10, 26 July 2024
- Spacecraft propulsion is any method used to accelerate spacecraft and artificial satellites. In-space propulsion exclusively deals with propulsion systems...89 KB (7,911 words) - 13:28, 19 July 2024
- The Hill sphere is a common model for the calculation of a gravitational sphere of influence. It is the most commonly used model to calculate the spatial...26 KB (2,934 words) - 01:43, 18 July 2024
- The composition of Mars covers the branch of the geology of Mars that describes the make-up of the planet Mars. Mars is differentiated, which—for a terrestrial...90 KB (9,010 words) - 21:43, 6 May 2024
- Wolf–Rayet stars, often abbreviated as WR stars, are a rare heterogeneous set of stars with unusual spectra showing prominent broad emission lines of ionised...96 KB (10,604 words) - 05:19, 17 July 2024
- Euclid is a wide-angle space telescope with a 600-megapixel camera to record visible light, a near-infrared spectrometer, and photometer, to determine...34 KB (3,003 words) - 05:29, 28 May 2024
- The Saturn I was a rocket designed as the United States' first medium lift launch vehicle for up to 20,000-pound (9,100 kg) low Earth orbit payloads. Its...41 KB (5,195 words) - 04:48, 15 July 2024
- The Almagest /ˈælmədʒɛst/ is a 2nd-century mathematical and astronomical treatise on the apparent motions of the stars and planetary paths, written by...43 KB (4,835 words) - 13:09, 17 July 2024
- Elon Musk's Tesla Roadster is an electric sports car that served as the dummy payload for the February 2018 Falcon Heavy test flight and became an artificial...65 KB (5,159 words) - 12:44, 19 July 2024
- A super-AGB star is a star with a mass intermediate between those that end their lives as a white dwarf and those that end with a core collapse supernova...4 KB (541 words) - 02:49, 18 June 2024
- Luminous infrared galaxies or LIRGs are galaxies with luminosities, the measurement of brightness, above 1011 L☉. They are also referred to as submillimeter...21 KB (2,232 words) - 09:28, 17 July 2024
- The F-1 is a rocket engine developed by Rocketdyne. The engine uses a gas-generator cycle developed in the United States in the late 1950s and was used...37 KB (3,788 words) - 02:25, 23 July 2024
- Radiation pressure (also known as light pressure) is mechanical pressure exerted upon a surface due to the exchange of momentum between the object and...40 KB (5,289 words) - 15:21, 14 July 2024
- TRAPPIST-1c, also designated as 2MASS J23062928-0502285 c, is a mainly rocky exoplanet orbiting around the ultracool dwarf star TRAPPIST-1, located 40...15 KB (1,222 words) - 21:56, 18 July 2024
- Space manufacturing or In-space manufacturing (ISM in short) is the fabrication, assembly or integration of tangible goods beyond Earth's atmosphere (or...32 KB (4,027 words) - 17:05, 24 April 2024
- Scott Edward Parazynski (born July 28, 1961, in Little Rock, Arkansas) is an American physician and a former NASA astronaut. A veteran of five Space Shuttle...26 KB (2,724 words) - 05:16, 21 March 2024
- Venus, as one of the brightest objects in the sky, has been known since prehistoric times and has been a major fixture in human culture for as long as...49 KB (5,561 words) - 08:41, 28 May 2024
- The Yevpatoria RT-70 radio telescope (P-2500, RT-70) is an RT-70 radio telescope and planetary radar at the Center for Deep Space Communications, Yevpatoria...4 KB (342 words) - 01:36, 30 June 2024