Update Uranus system data, models & textures

README

@@ -35,7 +35,7 @@ Texture maps
 
 # Askaniy (https://www.deviantart.com/askaniy)
 
-   Textures of Phobos, Jupiter, Ganymede, Saturn, Pluto, and Charon.
+   Textures of Phobos, Jupiter, Ganymede, Saturn, Uranus, Puck, Pluto, and Charon.
 
    The Deimos and Callisto textures were made by Askaniy from JVV's textures.
 
@@ -85,7 +85,7 @@ Texture maps
 
    Io's surface texture is derived from USGS maps and JVV's map.
 
-   Saturn's Ring Texture is a composite of data found on Björn Jónsson's site.
+   Saturn's ring texture is a composite of data found on Björn Jónsson's site.
 
    Mimas, Enceladus, Tethys, Dione, Rhea, Iapetus textures are derived from enhanced color maps by Paul Schenk, found on
    the NASA photojounal. Rhea texture is based on an Albedo map by Björn Jónsson, details added from the JPL map.
@@ -94,11 +94,18 @@ Texture maps
    Hyperion & Phoebe:
    Textures derieved from a texture by JVV
 
+   Uranus's rings are a composite of transparency data and voyager imagery.
+
+   Miranda:
+   Texture by Robin Charles Gilbert and shading reduced with the normal map:
+      http://www.robingilbert.com/blog/2017-08-20-atlas-of-miranda/
+   Normal map derived from a DEM by Paul Schenk
+
 # The Europa texture is by John van Vliet.
 
    Other textures derived from work by JVV are listed above.
 
-# The Neptune and Uranus textures are from James Hastings-Trew's collection.
+# The Neptune texture is from James Hastings-Trew's collection.
 
 # Grant Hutchison
 
@@ -247,3 +254,5 @@ covered.
     https://sbn.psi.edu/pds/resource/saturnsatshapes.html
 
 # The 3D model of Eros was prepared from the NEAR laser rangefinder shape model.
+
+# The Puck model is by Askaniy.

data/solarsys.ssc

@@ -452,7 +452,6 @@
 AltSurface "2018 (Hubble)" "Sol/Jupiter"
 {
 	Texture	"jupiter-2018.*"
-	LunarLambert	0.5
 }
 
 "Io:Jupiter I" "Sol/Jupiter"
@@ -1112,248 +1111,303 @@ AltSurface "Limit of knowledge" "Sol/Saturn/Hyperion"
 
 "Uranus" "Sol"
 {
-    Texture     "uranus.*"
+	Class	"planet"
-    Color       [ 0.606 0.948 1.0 ]
+	Texture	"uranus.*"
-    HazeColor   [ 0.5 0.8 1.0 ]
+	Color	[ 0.86828 0.97 1.0 ]
-    HazeDensity 0.2
+	Radius	25559
-    Radius      25559 # equatorial
+	Oblateness	0.0229
-    Oblateness  0.0229
+	Atmosphere
+	{
+		Height	500
+		Mie	0.0014
+		MieScaleHeight	27.7
+		MieAsymmetry	-0.1
+		Rayleigh	[ 0.00026 0.00048 0.00100 ]
+	}
+	CustomOrbit	"vsop87-uranus"
 
-    CustomOrbit "vsop87-uranus"
+	# Overridden by CustomOrbit
+	# EllipticalOrbit
+	# {
+	#	Epoch	2451545.0  # 2000 Jan 01 12:00
+	#	Period	84.3282227348361
+	#	SemiMajorAxis	19.23015641645675
+	#	Eccentricity	0.04439249637662888
+	#	Inclination	0.7726557415122474
+	#	AscendingNode	74.00240744954429
+	#	ArgOfPericenter	96.59160786069499
+	#	MeanAnomaly	142.8890153357523
+	# }
 
-    # Overridden by CustomOrbit
+	BodyFrame	{ EclipticJ2000 {} }
-    # EllipticalOrbit
+	UniformRotation
-    # {
+	{
-    #    Period           84.0139
+		Period	17.24
-    #    SemiMajorAxis    19.1913
+		Inclination	97.722
-    #    Eccentricity      0.0472
+		AscendingNode	167.647
-    #    Inclination       0.7699
+		MeridianAngle	331.13
-    #    AscendingNode     74.230
+	}
-    #    LongOfPericenter 170.964
+	GeomAlbedo	0.437118
-    #    MeanLongitude    313.232
+	BondAlbedo	0.300
-    # }
+	TempDiscrepancy	17.8  # for 1 bar level
-
+	Rings
-    Atmosphere
+	{
-    {
+		Inner	37812
-        Height 130
+		Outer	52392
-        Lower [ 0.75 0.85 1.0 ]
+		Texture	"uranus-rings.*"
-        Upper [ 0.5 0.8 0.9 ]
+	}
-        Sky [ 0.6 0.7 0.7 ]
+	InfoURL	"https://en.wikipedia.org/wiki/Uranus"
-    }
-
-    BodyFrame { EclipticJ2000 {} }
-    UniformRotation
-    {
-        Period         17.24  # System III (magnetic field)
-        Inclination    97.722
-        AscendingNode 167.647
-        MeridianAngle 331.13  # correct System III prime meridian
-    }
-
-    GeomAlbedo      0.437118
-    BondAlbedo      0.300
-    TempDiscrepancy 17.8  # for 1 bar level
-
-    Rings
-    {
-        Inner  41837
-        Outer  51179
-        Texture "uranus-rings.png"
-    }
 }
 
-
 "Miranda:Uranus V" "Sol/Uranus"
 {
-    Texture "miranda.*"
+	Class	"moon"
-    Radius   235.8
+	Texture	"miranda-lok.*"
+	# NormalMap	"miranda-normal.*"
+	Color	[ 0.98357 0.98913 1.0 ]
+	SemiAxes	[ 240 234.2 232.9 ]
+	CustomOrbit	"miranda"
 
-    CustomOrbit "miranda"
+	# Overridden by CustomOrbit
+	# OrbitFrame
+	# {
+	#	EclipticJ2000	{ Center "Sol/Uranus" }
+	# }
+	# EllipticalOrbit
+	# {
+	#	Epoch	2451545.0  # 2000 Jan 01 12:00
+	#	Period	1.413479
+	#	SemiMajorAxis	129390
+	#	Eccentricity	0.0013
+	#	Inclination	97.267986
+	#	AscendingNode	172.065967
+	#	ArgOfPericenter	261.816760
+	#	MeanAnomaly	61.247779
+	# }
 
-    # Overridden by CustomOrbit
+	BodyFrame	{ EquatorJ2000 {} }
-    # EllipticalOrbit
+	CustomRotation	"iau-miranda"
-    # {
-    #    Period         1.413
-    #    SemiMajorAxis  129800
-    #    Eccentricity   0.0027
-    #    Inclination    4.22
-    #    MeanAnomaly    120
-    # }
 
-    BodyFrame { EquatorJ2000 {} }
+	# Overridden by CustomRotation
-    CustomRotation "iau-miranda"
+	# UniformRotation
+	# {
+	#	Inclination	74.92
+	#	AscendingNode	167.43
+	#	MeridianAngle	149.30
+	# }
 
-    # Overriden by CustomRotation
+	LunarLambert	0.5
-    # UniformRotation
+	GeomAlbedo	0.32
-    # {
+	BondAlbedo	0.28
-    #    Period         33.92350159 # enforce sync rotation
+	InfoURL	"https://en.wikipedia.org/wiki/Miranda_(moon)"
-    #    Inclination    74.92
-    #    AscendingNode 167.43
-    #    MeridianAngle 149.30
-    # }
-
-    Albedo         0.32
 }
 
 AltSurface "Limit of knowledge" "Sol/Uranus/Miranda"
 {
-    Texture "miranda.*"
+	Texture	"miranda-lok.*"
-    OverlayTexture "miranda-lok-mask.png"
+	LunarLambert	0.5
 }
 
 "Ariel:Uranus I" "Sol/Uranus"
 {
-    Texture "ariel.*"
+	Class	"moon"
-    Radius   578.9
+	Texture	"ariel.*"
+	# NormalMap	"ariel-normal.*"
+	Color	[ 1.0 1.0 0.999 ]
+	SemiAxes	[ 581.1 577.9 577.7 ]
+	CustomOrbit	"ariel"
 
-    CustomOrbit "ariel"
+	# Overridden by CustomOrbit
+	# OrbitFrame
+	# {
+	#	EclipticJ2000	{ Center "Sol/Uranus" }
+	# }
+	# EllipticalOrbit
+	# {
+	#	Epoch	2451545.0  # 2000 Jan 01 12:00
+	#	Period	2.520379
+	#	SemiMajorAxis	191020
+	#	Eccentricity	0.0012
+	#	Inclination	97.721321
+	#	AscendingNode	167.616776
+	#	ArgOfPericenter	43.284123
+	#	MeanAnomaly	154.841923
+	# }
 
-    # Overridden by CustomOrbit
+	BodyFrame	{ EquatorJ2000 {} }
-    # EllipticalOrbit
+	CustomRotation	"iau-ariel"
-    # {
-    #    Period         2.520
-    #    SemiMajorAxis  191200
-    #    Eccentricity   0.0034
-    #    Inclination    0.31
-    #    MeanAnomaly    56
-    # }
 
-    BodyFrame { EquatorJ2000 {} }
+	# Overridden by CustomRotation
-    CustomRotation "iau-ariel"
+	# UniformRotation
+	# {
+	#	Inclination	74.90
+	#	AscendingNode	167.43
+	#	MeridianAngle	23.78
+	# }
 
-    # Overriden by CustomRotation
+	LunarLambert	0.5
-    # UniformRotation
+	GeomAlbedo	0.53
-    # {
+	BondAlbedo	0.23
-    #    Period         60.48909292 # enforce sync rotation
+	InfoURL	"https://en.wikipedia.org/wiki/Ariel_(moon)"
-    #    Inclination    74.90
-    #    AscendingNode 167.43
-    #    MeridianAngle  23.78
-    # }
-
-    Albedo         0.39
 }
 
 AltSurface "Limit of knowledge" "Sol/Uranus/Ariel"
 {
-    Texture "ariel.*"
+	Texture	"ariel.*"
-    OverlayTexture "ariel-lok-mask.png"
+	OverlayTexure	"ariel-lok-mask.*"
+	LunarLambert	0.5
 }
 
 "Umbriel:Uranus II" "Sol/Uranus"
 {
-    Texture "umbriel.*"
+	Class	"moon"
-    Radius   584.7
+	Texture	"umbriel.*"
+	# NormalMap	"umbriel-normal.*"
+	Color	[ 1.0 0.99769 0.99749 ]
+	Radius	584.7
+	CustomOrbit	"umbriel"
 
-    CustomOrbit "umbriel"
+	# Overridden by CustomOrbit
+	# OrbitFrame
+	# {
+	#	EclipticJ2000	{ Center "Sol/Uranus" }
+	# }
+	# EllipticalOrbit
+	# {
+	#	Epoch	2451545.0  # 2000 Jan 01 12:00
+	#	Period	4.1441772
+	#	SemiMajorAxis	266000
+	#	Eccentricity	0.0039
+	#	Inclination	97.679326
+	#	AscendingNode	167.637075
+	#	ArgOfPericenter	334.489611
+	#	MeanAnomaly	271.690065
+	# }
 
-    # Overridden by CustomOrbit
+	BodyFrame	{ EquatorJ2000 {} }
-    # EllipticalOrbit
+	CustomRotation	"iau-umbriel"
-    # {
-    #    Period         4.144
-    #    SemiMajorAxis  266000
-    #    Eccentricity   0.0050
-    #    Inclination    0.36
-    #    MeanAnomaly    280
-    # }
 
-    BodyFrame { EquatorJ2000 {} }
+	# Overridden by CustomRotation
-    CustomRotation "iau-umbriel"
+	# UniformRotation
+	# {
+	#	Inclination	74.90
+	#	AscendingNode	167.43
+	#	MeridianAngle	71.95
+	# }
 
-    # Overriden by CustomRotation
+	LunarLambert	0.5
-    # UniformRotation
+	GeomAlbedo	0.26
-    # {
+	BondAlbedo	0.10
-    #    Period         99.46022991 # enforce sync rotation
+	InfoURL	"https://en.wikipedia.org/wiki/Umbriel_(moon)"
-    #    Inclination    74.90
-    #    AscendingNode 167.43
-    #    MeridianAngle  71.95
-    # }
-
-    Albedo         0.21
 }
 
 AltSurface "Limit of knowledge" "Sol/Uranus/Umbriel"
 {
-    Texture "umbriel.*"
+	Texture	"umbriel.*"
-    OverlayTexture "umbriel-lok-mask.png"
+	OverlayTexure	"umbriel-lok-mask.*"
+	LunarLambert	0.5
 }
 
 "Titania:Uranus III" "Sol/Uranus"
 {
-    Texture "titania.*"
+	Class	"moon"
-    Radius   788.9
+	Texture	"titania.*"
+	# NormalMap	"titania-normal.*"
+	Color	[ 1.0 0.98945 0.97393 ]
+	Radius	788.4
+	CustomOrbit	"titania"
 
-    CustomOrbit "titania"
+	# Overridden by CustomOrbit
+	# OrbitFrame
+	# {
+	#	EclipticJ2000	{ Center "Sol/Uranus" }
+	# }
+	# EllipticalOrbit
+	# {
+	#	Epoch	2451545.0  # 2000 Jan 01 12:00
+	#	Period	8.706234
+	#	SemiMajorAxis	435910
+	#	Eccentricity	0.0011
+	#	Inclination	97.821207
+	#	AscendingNode	167.613219
+	#	ArgOfPericenter	203.953805
+	#	MeanAnomaly	72.597842
+	# }
 
-    # Overridden by CustomOrbit
+	BodyFrame	{ EquatorJ2000 {} }
-    # EllipticalOrbit
+	CustomRotation	"iau-titania"
-    # {
-    #    Period         8.706
-    #    SemiMajorAxis  435800
-    #    Eccentricity   0.0022
-    #    Inclination    0.10
-    #    MeanAnomaly    30
-    # }
 
-    BodyFrame { EquatorJ2000 {} }
+	# Overridden by CustomRotation
-    CustomRotation "iau-titania"
+	# UniformRotation
+	# {
+	#	Inclination	74.90
+	#	AscendingNode	167.43
+	#	MeridianAngle	102.26
+	# }
 
-    # Overriden by CustomRotation
+	LunarLambert	0.5
-    # UniformRotation
+	GeomAlbedo	0.35
-    # {
+	BondAlbedo	0.17
-    #    Period        208.94077099 # enforce sync rotation
+	InfoURL	"https://en.wikipedia.org/wiki/Titania_(moon)"
-    #    Inclination    74.90
-    #    AscendingNode 167.43
-    #    MeridianAngle 102.26
-    # }
-
-    Albedo         0.27
 }
 
 AltSurface "Limit of knowledge" "Sol/Uranus/Titania"
 {
-    Texture "titania.*"
+	Texture	"titania.*"
-    OverlayTexture "titania-lok-mask.png"
+	OverlayTexure	"titania-lok-mask.*"
+	LunarLambert	0.5
 }
 
 "Oberon:Uranus IV" "Sol/Uranus"
 {
-    Texture "oberon.*"
+	Class	"moon"
-    Radius   761.4
+	Texture	"oberon.*"
+	# NormalMap	"oberon-normal.*"
+	Color	[ 1.0 0.98881 0.97178 ]
+	Radius	761.4
+	CustomOrbit	"oberon"
 
-    CustomOrbit "oberon"
+	# Overridden by CustomOrbit
+	# OrbitFrame
+	# {
+	#	EclipticJ2000	{ Center "Sol/Uranus" }
+	# }
+	# EllipticalOrbit
+	# {
+	#	Epoch	2451545.0  # 2000 Jan 01 12:00
+	#	Period	13.463234
+	#	SemiMajorAxis	583520
+	#	Eccentricity	0.0014
+	#	Inclination	97.877864
+	#	AscendingNode	167.756308
+	#	ArgOfPericenter	252.847153
+	#	MeanAnomaly	94.662801
+	# }
 
-    # Overridden by CustomOrbit
+	BodyFrame	{ EquatorJ2000 {} }
-    # EllipticalOrbit
+	CustomRotation	"iau-oberon"
-    # {
-    #    Period        13.463
-    #    SemiMajorAxis  583600
-    #    Eccentricity   0.0008
-    #    Inclination    0.10
-    #    MeanAnomaly    150
-    # }
 
-    BodyFrame { EquatorJ2000 {} }
+	# Overridden by CustomRotation
-    CustomRotation "iau-oberon"
+	# UniformRotation
+	# {
+	#	Inclination	74.90
+	#	AscendingNode	167.43
+	#	MeridianAngle	173.23
+	# }
 
-    # Overriden by CustomRotation
+	LunarLambert	0.5
-    # UniformRotation
+	GeomAlbedo	0.31
-    # {
+	BondAlbedo	0.14
-    #    Period        323.117567539 # enforce sync rotation
+	InfoURL	"https://en.wikipedia.org/wiki/Oberon_(moon)"
-    #    Inclination    74.90
-    #    AscendingNode 167.43
-    #    MeridianAngle 173.23
-    # }
-
-    Albedo         0.23
 }
 
 AltSurface "Limit of knowledge" "Sol/Uranus/Oberon"
 {
-    Texture "oberon.*"
+	Texture	"oberon.*"
-    OverlayTexture "oberon-lok-mask.png"
+	OverlayTexure	"oberon-lok-mask.*"
+	LunarLambert	0.5
 }
 
-
 "Neptune" "Sol"
 {
     Texture     "neptune.*"