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  1. Asteroid (24334 bytes)
    30: ... shape]] was developed by [[Clark R. Chapman]], [[David Morrison]], and [[Ben Zellner]]. These propert...
    67: ...t. Multiple pairs could be taken over a series of days. Second, the two [[film]]s of the same region w...
    98: ...heir provisional designation, e.g. [[(29075) 1950 DA]].
    103: ...such names started to run out, others were used —famous people, literary characters, the names o...
    120: ...] by [[243 Ida]] and its moon [[Dactyl (asteroid)|Dactyl]], all of which were imaged by the [[Galileo ...
  2. Mercury (planet) (22924 bytes)
    1: ...riner 10]] ([[1974]]–[[1975|75]]); only 40–45% of the planet has been mapped.
    8: (This Data comes from [http://www.answers.com/topic/mercur...
    10: ...ure]] of Mercury is 452 K, but it ranges from 90–700 K; by comparison, the temperature on Earth ...
    12: Surprisingly, radar observations taken in 1992 indicated that there ...
    16: ...rrain. In addition, Mercury has "significant" [[tidal bulge]]s, raised by the [[Sun]] (the Sun's tides...
  3. Cloud (9947 bytes)
    101: ...nse red on their sunward side. In this case, the adage "red sky at night, sailor's delight" was clearl...
    109: * [[Cloud albedo]]
  4. Venus (planet) (31010 bytes)
    3: ...the "[[Evening Star]]", and when it is visible in dark skies it is by far the brightest [[star]]-like ...
    5: ...vilization (the Mayans developed a religious calendar based on Venus's motion) and must have been know...
    14: ... the upper atmosphere circle the planet in only 4 days, helping to distribute the heat.
    16: ...bedo]] is approximately 60%, and its visual light albedo is even greater. Thus, despite being closer to t...
    18: ...ture, listed in the table, refers to cloud tops — the surface temperature is never below 400&deg...
  5. Mars (27704 bytes)
    8: ... land because Mars lacks [[ocean]]s). The [[solar day]] on Mars is almost the same length as it is on ...
    27: ...Mare Sirenum]] and [[Aurorae Sinus]]. The largest dark feature seen from Earth is [[Syrtis Major]].
    31: ...las impact basin at an altitude of 4 km below the datum). In comparison, the difference between Earth'...
    39: ... [[mean gravity surface]] must be selected. The [[datum]] for Mars is defined by the fourth-degree and...
    41: ...e line of Beer and M䤬er, was chosen by [[Merton Davies]] of the [[RAND Corporation]] to provide a mo...
  6. Jupiter (24639 bytes)
    94: ! align="left" | [[Albedo]]
    175: ...ed by [[gas]]eous hydrogen. There is no clear boundary or surface between these different phases of hy...
    201: The data showed that the magnetic field [[fluctuates]] r...
    210: ...actly one year later. They provided important new data about Jupiter's magnetosphere, and took some lo...
    225: ...through 150 km of the atmosphere, collecting data for 58 minutes, before being crushed by the ext...
  7. Saturn (planet) (23300 bytes)
    94: ! align="left" | [[Albedo]]
    147: ...'' has a period of 10 h 14 min 00 s (844.3°/[[day|d]]) and encompasses the Equatorial Zone, which ...
    165: ...rmed out of. This theory is not widely accepted today, since Saturn's rings are thought to be unstable...
    169: ===The dark side of the rings===
    175: ...1]], [[1979]]; Backlit rings, showing the overall darkness of the rings from this angle. The thickest...
  8. Uranus (15207 bytes)
    103: !align="left"| [[Albedo]]
    172: ...II's Neptune'' and ''Great-Britain's Neptune''. [[Daniel Bernoulli|Bernoulli]], from [[Berlin]], sugge...
    179: ... be seen with the naked eye as a faint star under dark sky conditions. It can be easily found with bin...
    205: ...as a faint [[planetary ring]] system, composed of dark particulate matter up to 10 metres in diameter....
    212: ...he five main satellites are [[Miranda (moon)|Miranda]], [[Ariel (moon)|Ariel]], [[Umbriel (moon)|Umbri...
  9. Neptune (planet) (18545 bytes)
    9: | [[Urbain Le Verrier]]<br> [[John Couch Adams]]<br> [[Johann Gottfried Galle|Johann Galle]]
    102: ! align="left" | [[Albedo]]
    148: ...enomena. The [[Great Dark Spot]], an Earth-sized dark marking resembling the [[Great Red Spot]] of Ju...
    152: ...cause it had ''just'' turned retrograde that very day; because it was stationary in the sky and only b...
    154: ...rge Airy]], who asked Adams for a clarification; Adams began to draft a reply but never sent it.
  10. Pluto (planet) (26470 bytes)
    97: !align="left"| [[Albedo]]
    124: ...1930]]. The planet was later found on photographs dating back to [[March 19]], [[1915]]. Tombaugh was ...
    126: ...ules]]'', ''[[Icarus (mythology)|Icarus]]'', ''[[Idana]]'', ''[[Odin]]'', ''[[Pax (mythology)|Pax]]'',...
    128: ...anet in the [[Times]] newspaper. He asked his grandaughter what she thought would be good name for it....
    136: ...s diameter is now known since telescopes using [[adaptive optics]] can resolve its disk.
  11. Ice age (15810 bytes)
    6: ... have been many glacial periods, occurring at 40&ndash;100,000 year frequencies. These are the best st...
    22: ..., and North America in polar regions, the Earth today is considered to be prone to ice age glaciations...
    39: ...e occurrence of glacial and interglacial phases &mdash; this was first explained by the theory of [[Mi...
    43: ...redicted by Milankovic. During the period 3.0 &mdash; 0.8 million years ago the dominant pattern of ...
    48: ... is consistent with the existing uncertainties in dating, but not widely accepted at present (Nature 4...
  12. Climate change (15859 bytes)
    3: ...#8221; for non-human caused change [http://www.grida.no/climate/ipcc_tar/wg1/518.htm]. Sometimes the t...
    5: ...limate measurements over various periods, and the data sources available, see [[historical temperature...
    22: ...0 years up to pre-industrial times [http://www.grida.no/climate/ipcc_tar/wg1/fig3-2.htm]. To see a gra...
    28: ...ltural or other changes that affect the Earth's [[albedo]], the [[carbon cycle]], or methane production.
    32: ...discusses feedbacks in more detail [http://www.grida.no/climate/ipcc_tar/wg1/260.htm].
  13. Moon (37975 bytes)
    27: | 27.321 66155 [[day|d]]<br />(27 d 7 h 43.2 min)
    83: | 27.321 661 [[day|d]]<br />([[synchronous rotation|synchronous]])
    97: ! align="left" | [[Albedo]]
    197: ...tion in its early history, a process known as [[tidal locking]].
    199: ...s sometimes called the "dark side". In this case "dark" means "unknown and hidden" and not "lacking li...
  14. Ice Age (15809 bytes)
    5: ... have been many glacial periods, occurring at 40&ndash;100,000 year frequencies. These are the best st...
    21: ..., and North America in polar regions, the Earth today is considered to be prone to ice age glaciations...
    38: ...e occurrence of glacial and interglacial phases &mdash; this was first explained by the theory of [[Mi...
    42: ...redicted by Milankovic. During the period 3.0 &mdash; 0.8 million years ago the dominant pattern of ...
    47: ... is consistent with the existing uncertainties in dating, but not widely accepted at present (Nature 4...
  15. Wind power (27669 bytes)
    13: ...d night, the [[Coriolis effect]], the irregular [[albedo]] (reflectivity) of land and water, humidity, and...
    19: ...an example, on a cool 15 degrees C (59 degrees F) day at sea level, air density is about 1.22 kilogram...
    24: ...for three-dimensional vertical-axis turbines like Darrieus or Gorlov turbines (see below).
    26: ...acility in Colorado. The histogram shows measured data, while the curve is the Raleigh model distribut...
    28: ...s plotted to the right against an actual measured dataset.
  16. Arctic Ocean (7316 bytes)
    21: ...es; summers characterized by continuous daylight, damp and foggy weather, and weak cyclones with rain ...
    36: ... western Greenland and extreme northeastern [[Canada]]; permafrost on islands; virtually ice locked fr...
    39: ...to change and slow to recover from disruptions or damage; thinning polar icepack; seasonal hole in [[o...
    41: ...tic sea ice will have an effect on the planet's [[albedo]], thus affecting [[global warming]]. Many scien...
    44: [[Churchill, Manitoba]] (Canada), [[Murmansk]] (Russia), [[Arkhangelsk]] (Russia)...
  17. Water (15217 bytes)
    1: ...cle focuses on water as it is experienced in everyday life. See [[water (molecule)]] for information o...
    5: Water is an abundant substance on [[Earth]]. It exists in many place...
    36: ...on of Earth's various environments by life-forms adapted to those varying and often extreme conditions...
    46: ...xist only as vapor. In the former case, the low [[albedo]] of [[ocean]]s would cause Earth to absorb more ...
    48: ...on of greenhouse gases and surface or atmospheric albedo. See ''[[Gaia hypothesis]]''.
  18. Contrail (4281 bytes)
    26: ...he local diurnal temperature range (difference of day and night temperatures) was about 1 degree Celsi...
    29: *[[Chemtrail theory]] &mdash; for a [[conspiracy theory]] alleging that some...

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