🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.01 AU - 1.35 AU

Year: 491 Days

Day: 17 Hours

Environment

Temp: -31 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,008,096 km

• M1: 86,916 km (0.046 R)
• M2: 231,727 km (0.107 R)

Asteroid Belt

Center: 2.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.8

Radius: 11.2

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.74 AU - 4.74 AU

Year: 3343 Days

Day: 11.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,008,096 km

• M1: 139,276 km (0.094 R)
• M2: 557,701 km (0.103 R)
• M3: 1,125,574 km (0.089 R)
• M4: 1,520,962 km (0.119 R)
• M5: 2,022,264 km (0.119 R)
• M6: 2,752,750 km (0.092 R)
• M7: 4,097,785 km (0.093 R)
• M8: 5,124,924 km (0.036 R)
• M9: 6,760,926 km (0.119 R)
• M10: 7,651,931 km (0.088 R)
• M11: 8,653,190 km (0.078 R)
• M12: 9,273,273 km (0.102 R)
• M13: 9,812,573 km (0.097 R)
• M14: 11,845,758 km (0.111 R)
• M15: 12,266,876 km (0.111 R)
• M16: 12,697,867 km (0.076 R)
• M17: 13,773,775 km (0.109 R)
• M18: 15,153,666 km (0.087 R)
• M19: 16,833,650 km (0.064 R)
• M20: 18,020,560 km (0.101 R)
• M21: 18,804,452 km (0.065 R)
• M22: 19,436,055 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.4

Radius: 11.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.11 AU - 6.81 AU

Year: 4885 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,008,096 km

• M1: 148,551 km (0.032 R)
• M2: 1,000,959 km (0.066 R)
• M3: 1,431,801 km (0.101 R)
• M4: 2,409,723 km (0.077 R)
• M5: 3,538,738 km (0.11 R)
• M6: 4,517,108 km (0.043 R)
• M7: 5,500,115 km (0.066 R)
• M8: 6,620,454 km (0.087 R)
• M9: 7,573,392 km (0.043 R)
• M10: 8,578,092 km (0.069 R)
• M11: 9,388,463 km (0.08 R)
• M12: 9,915,197 km (0.053 R)
• M13: 10,333,772 km (0.111 R)
• M14: 12,509,673 km (0.097 R)
• M15: 15,249,708 km (0.101 R)
• M16: 23,471,457 km (0.048 R)
• M17: 24,292,001 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.9

Radius: 11.8

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.37 AU - 6.83 AU

Year: 5074 Days

Day: 13.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,008,096 km

• M1: 147,803 km (0.087 R)
• M2: 635,941 km (0.096 R)
• M3: 1,132,755 km (0.072 R)
• M4: 1,503,159 km (0.112 R)
• M5: 2,500,828 km (0.093 R)
• M6: 3,105,053 km (0.074 R)
• M7: 3,474,411 km (0.091 R)
• M8: 5,373,256 km (0.114 R)
• M9: 6,222,523 km (0.089 R)
• M10: 7,335,831 km (0.053 R)
• M11: 7,959,056 km (0.092 R)
• M12: 9,021,200 km (0.058 R)
• M13: 10,444,923 km (0.045 R)
• M14: 11,474,007 km (0.114 R)
• M15: 14,510,694 km (0.064 R)
• M16: 14,967,865 km (0.059 R)
• M17: 16,213,866 km (0.114 R)
• M18: 20,225,183 km (0.113 R)
• M19: 21,231,229 km (0.068 R)
• M20: 23,421,192 km (0.079 R)
• M21: 24,210,022 km (0.052 R)
• M22: 25,840,938 km (0.082 R)
• M23: 27,718,241 km (0.11 R)
• M24: 30,702,121 km (0.113 R)
• M25: 32,030,400 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.5

Radius: 10.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.68 AU - 14.1 AU

Year: 14718 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,008,096 km

• M1: 141,071 km (0.032 R)
• M2: 560,244 km (0.101 R)
• M3: 981,362 km (0.103 R)
• M4: 1,501,963 km (0.085 R)
• M5: 1,898,397 km (0.113 R)
• M6: 5,550,530 km (0.047 R)
• M7: 8,066,616 km (0.078 R)
• M8: 9,415,391 km (0.101 R)
• M9: 9,855,957 km (0.115 R)
• M10: 10,996,341 km (0.076 R)
• M11: 11,621,062 km (0.059 R)
• M12: 15,215,599 km (0.059 R)
• M13: 15,991,713 km (0.093 R)
• M14: 17,383,422 km (0.094 R)
• M15: 18,917,249 km (0.104 R)
• M16: 20,740,249 km (0.067 R)
• M17: 22,963,722 km (0.097 R)
• M18: 23,397,705 km (0.117 R)
• M19: 26,195,634 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.7

Radius: 6.5

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 10.24 AU - 14.26 AU

Year: 16416 Days

Day: 17.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,008,096 km

• M1: 80,932 km (0.115 R)
• M2: 358,885 km (0.119 R)
• M3: 578,794 km (0.117 R)
• M4: 785,239 km (0.082 R)
• M5: 1,111,811 km (0.103 R)
• M6: 2,150,619 km (0.091 R)
• M7: 2,468,514 km (0.069 R)
• M8: 3,274,099 km (0.098 R)
• M9: 4,035,403 km (0.096 R)
• M10: 4,551,814 km (0.12 R)
• M11: 5,043,393 km (0.106 R)
• M12: 5,569,678 km (0.073 R)
• M13: 6,608,336 km (0.098 R)
• M14: 7,281,676 km (0.066 R)
• M15: 7,590,147 km (0.109 R)
• M16: 9,113,203 km (0.107 R)
• M17: 11,231,808 km (0.075 R)
• M18: 11,644,100 km (0.1 R)
• M19: 12,750,526 km (0.099 R)
• M20: 15,674,267 km (0.111 R)
• M21: 16,867,609 km (0.06 R)
• M22: 21,074,301 km (0.114 R)
• M23: 23,370,927 km (0.098 R)
• M24: 26,340,744 km (0.05 R)
• M25: 28,346,403 km (0.104 R)
• M26: 36,357,668 km (0.103 R)
• M27: 36,742,135 km (0.116 R)
• M28: 37,519,445 km (0.056 R)
• M29: 37,780,942 km (0.094 R)
• M30: 43,991,199 km (0.102 R)
• M31: 49,110,887 km (0.072 R)
• M32: 52,300,612 km (0.085 R)
• M33: 54,613,844 km (0.115 R)
• M34: 57,513,350 km (0.112 R)
• M35: 58,385,356 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.4

Radius: 6.9

Gravity: 16.48 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 10.75 AU - 17.69 AU

Year: 20531 Days

Day: 15.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,008,096 km

• M1: 85,869 km (0.099 R)
• M2: 369,956 km (0.081 R)
• M3: 589,864 km (0.114 R)
• M4: 878,887 km (0.095 R)
• M5: 1,591,721 km (0.108 R)
• M6: 2,018,823 km (0.119 R)
• M7: 2,381,748 km (0.055 R)
• M8: 3,861,271 km (0.07 R)
• M9: 4,151,640 km (0.107 R)
• M10: 5,342,888 km (0.054 R)
• M11: 6,746,714 km (0.107 R)
• M12: 7,758,744 km (0.098 R)
• M13: 10,384,336 km (0.119 R)
• M14: 11,268,310 km (0.072 R)
• M15: 12,408,096 km (0.092 R)
• M16: 16,286,571 km (0.118 R)
• M17: 16,790,267 km (0.084 R)
• M18: 19,278,678 km (0.094 R)
• M19: 19,559,024 km (0.095 R)
• M20: 21,199,813 km (0.062 R)
• M21: 23,245,116 km (0.074 R)
• M22: 27,017,824 km (0.047 R)
• M23: 37,463,047 km (0.099 R)
• M24: 38,783,846 km (0.048 R)
• M25: 39,530,789 km (0.074 R)
• M26: 44,867,244 km (0.041 R)
• M27: 51,556,961 km (0.117 R)
• M28: 53,373,379 km (0.12 R)
• M29: 53,926,592 km (0.115 R)
• M30: 56,177,441 km (0.077 R)
• M31: 62,280,735 km (0.087 R)
• M32: 64,339,950 km (0.073 R)
• M33: 67,944,211 km (0.117 R)
• M34: 72,579,352 km (0.101 R)
• M35: 75,551,861 km (0.116 R)
• M36: 79,320,531 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 12,522 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit