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Solaris (/ s ə ˈ l ɑːr ɪ s /) is a 1961 science fiction novel by Polish writer Stanisław Lem.It follows a crew of scientists on a space station research facility as they attempt to understand an extraterrestrial intelligence, which takes the form of a vast ocean on the titular alien planet.
A Martian year is approximately 668.6 sols, equivalent to approximately 687 Earth days [1] or 1.88 Earth years. The sol was adopted in 1976 during the Viking Lander missions and is a measure of time mainly used by NASA when, for example, scheduling the use of a Mars rover .
Summary of Mars mission clocks and sol counts Mission Ref. long. Clock offset Type Epoch (LT) Pathfinder (1997) 33.25°W AAT-02:13:01 LTST Sol 1 = MSD 43905 Spirit (2004) 165.01°E AMT+11:00:04 HLST Sol 1 = MSD 46216 Opportunity (2004) 15.28°W AMT-01:01:06 HLST Sol 1 = MSD 46236 Phoenix (2008) 126.65°W AMT-08:26:36 LMST Sol 0 = MSD 47776 ...
Distance of the outer limit of Oort cloud from the Sun (estimated, corresponds to 1.2 light-years) — Parsec: 206 265 — One parsec. The parsec is defined in terms of the astronomical unit, is used to measure distances beyond the scope of the Solar System and is about 3.26 light-years: 1 pc = 1 au/tan(1″) [6] [61] Proxima Centauri: 268 000 ...
"The Borderland of Sol" was originally published in Analog in 1975, with a cover by John Schoenherr. "The Borderland of Sol" is a science fiction novelette by American writer Larry Niven. It is the fifth in the Known Space series of stories about crashlander Beowulf Shaeffer. [1]
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Tales of Known Space: The Universe of Larry Niven is a science fiction collection by American writer Larry Niven, collecting thirteen short stories published between 1964 and 1975 (all in Niven's Known Space future history) along with several essays by Niven and a chronology. This book was collected in Three Books of Known Space.
The first satellites designed for long term observation of the Sun from interplanetary space were NASA's Pioneers 6, 7, 8 and 9, which were launched between 1959 and 1968. These probes orbited the Sun at a distance similar to that of Earth, and made the first detailed measurements of the solar wind and the solar magnetic field.