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  2. Exosphere - Wikipedia

    en.wikipedia.org/wiki/Exosphere

    The exosphere is a thin, atmosphere-like volume surrounding a planet or natural satellite where molecules are gravitationally bound to that body, but where the density is so low that the molecules are essentially collision-less. [1]

  3. Lists of artificial objects sent into space - Wikipedia

    en.wikipedia.org/wiki/Lists_of_artificial...

    The term artificial objects is closely associated with made by humans or not naturally occurring items that have been sent into space. This is a list of lists of artificial objects in space found on Wikipedia. Category:Lists of artificial objects sent into space; Category:Lists of space missions; Lists of spacecraft. Category:Lists of spacecraft

  4. List of artificial objects on extraterrestrial surfaces

    en.wikipedia.org/wiki/List_of_artificial_objects...

    Object Mass Owner Landing Location Ref. 67P/Churyumov–Gerasimenko: Philae: 100 kg (220 lb) ESA/DLR: 12 November 2014 "Abydos" Rosetta: 1,230 kg (2,710 lb) ESA 30 September 2016 "Sais" 433 Eros: NEAR Shoemaker: 487 kg (1,074 lb) NASA/APL: 12 February 2001: South of Himeros crater [1] 25143 Itokawa: Hayabusa target marker 0.6 kg (1.3 lb ...

  5. Extraterrestrial atmosphere - Wikipedia

    en.wikipedia.org/wiki/Extraterrestrial_atmosphere

    The objects are drawn to scale, and their data points are at the black dots in the middle. The study of extraterrestrial atmospheres is an active field of research, [1] both as an aspect of astronomy and to gain insight into Earth's atmosphere. [2] In addition to Earth, many of the other astronomical objects in the Solar System have atmospheres.

  6. List of objects at Lagrange points - Wikipedia

    en.wikipedia.org/wiki/List_of_objects_at...

    This is a list of known objects which occupy, have occupied, or are planned to occupy any of the five Lagrange points of two-body systems in space. A diagram showing the five Lagrange points in a two-body system

  7. The moon has entered a new epoch, scientists say - AOL

    www.aol.com/moon-entered-geological-period...

    The moon also has features like a delicate exosphere composed of dust and gas and ice inside permanently shadowed areas that are vulnerable and could be disturbed by continued explorations, the ...

  8. List of the most distant astronomical objects - Wikipedia

    en.wikipedia.org/wiki/List_of_the_most_distant...

    These were the most remote objects discovered at the time. The pair of galaxies were found lensed by galaxy cluster CL1358+62 (z = 0.33). This was the first time since 1964 that something other than a quasar held the record for being the most distant object in the universe. [135] [138] [139] [136] [133] [140] PC 1247–3406: Quasar 1991 − ...

  9. Extraterrestrial materials - Wikipedia

    en.wikipedia.org/wiki/Extraterrestrial_materials

    Lunar sample 15415, also known as the "Genesis Rock"Extraterrestrial material refers to natural objects now on Earth that originated in outer space. Such materials include cosmic dust and meteorites, as well as samples brought to Earth by sample return missions from the Moon, asteroids and comets, as well as solar wind particles.