🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.37 AU - 1.71 AU

Year: 736 Days

Day: 32.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,917,190 km

• M1: 180,116 km (0.111 R)
• M2: 901,178 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.79 AU - 3.83 AU

Year: 2863 Days

Day: 41.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 14.3

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.5 AU - 4.52 AU

Year: 3092 Days

Day: 14.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,917,190 km

• M1: 177,872 km (0.108 R)
• M2: 743,950 km (0.115 R)
• M3: 1,398,590 km (0.098 R)
• M4: 2,050,239 km (0.087 R)
• M5: 2,514,142 km (0.079 R)
• M6: 3,203,040 km (0.064 R)
• M7: 3,756,253 km (0.079 R)
• M8: 4,460,410 km (0.117 R)
• M9: 5,276,018 km (0.105 R)
• M10: 6,327,691 km (0.118 R)
• M11: 7,578,030 km (0.103 R)
• M12: 8,671,590 km (0.074 R)
• M13: 9,457,278 km (0.042 R)
• M14: 10,290,090 km (0.061 R)
• M15: 12,102,169 km (0.086 R)
• M16: 12,766,084 km (0.108 R)
• M17: 14,805,103 km (0.115 R)
• M18: 16,672,533 km (0.092 R)
• M19: 19,103,498 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.3

Radius: 10.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.23 AU - 5.19 AU

Year: 3326 Days

Day: 9 Hours

Environment

Temp: -138 °C

Axial Tilt: 61 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,917,190 km

• M1: 134,040 km (0.094 R)
• M2: 991,086 km (0.108 R)
• M3: 1,433,447 km (0.088 R)
• M4: 2,528,503 km (0.082 R)
• M5: 3,051,049 km (0.097 R)
• M6: 4,147,900 km (0.095 R)
• M7: 4,502,447 km (0.114 R)
• M8: 5,645,225 km (0.067 R)
• M9: 6,035,077 km (0.088 R)
• M10: 7,448,179 km (0.051 R)
• M11: 10,604,245 km (0.077 R)
• M12: 11,163,891 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.1

Radius: 11.3

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5 AU - 6.4 AU

Year: 5239 Days

Day: 12.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,917,190 km

• M1: 140,921 km (0.113 R)
• M2: 811,868 km (0.05 R)
• M3: 1,323,941 km (0.091 R)
• M4: 1,878,949 km (0.037 R)
• M5: 2,478,089 km (0.057 R)
• M6: 3,248,518 km (0.034 R)
• M7: 3,647,046 km (0.034 R)
• M8: 4,229,281 km (0.111 R)
• M9: 5,218,273 km (0.079 R)
• M10: 8,700,163 km (0.113 R)
• M11: 9,146,115 km (0.059 R)
• M12: 11,011,151 km (0.066 R)
• M13: 12,150,638 km (0.055 R)
• M14: 12,507,280 km (0.102 R)
• M15: 13,158,778 km (0.072 R)
• M16: 14,265,503 km (0.109 R)
• M17: 15,664,991 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 13.2

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.77 AU - 7.75 AU

Year: 6030 Days

Day: 6.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,917,190 km

• M1: 164,109 km (0.078 R)
• M2: 1,410,409 km (0.087 R)
• M3: 1,875,209 km (0.037 R)
• M4: 2,330,436 km (0.056 R)
• M5: 3,816,840 km (0.035 R)
• M6: 4,284,633 km (0.086 R)
• M7: 4,870,009 km (0.105 R)
• M8: 5,365,028 km (0.074 R)
• M9: 5,984,962 km (0.079 R)
• M10: 7,021,376 km (0.053 R)
• M11: 8,098,481 km (0.103 R)
• M12: 8,795,906 km (0.081 R)
• M13: 12,391,341 km (0.101 R)
• M14: 14,401,937 km (0.119 R)
• M15: 14,851,478 km (0.048 R)
• M16: 17,813,217 km (0.081 R)
• M17: 18,397,097 km (0.12 R)
• M18: 21,365,269 km (0.114 R)
• M19: 22,622,190 km (0.103 R)
• M20: 23,461,434 km (0.059 R)
• M21: 25,938,476 km (0.088 R)
• M22: 30,939,682 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.2

Radius: 11

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.87 AU - 7.41 AU

Year: 6588 Days

Day: 5.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,917,190 km

• M1: 136,732 km (0.098 R)
• M2: 984,204 km (0.093 R)
• M3: 1,334,413 km (0.08 R)
• M4: 1,859,950 km (0.084 R)
• M5: 2,284,210 km (0.086 R)
• M6: 3,043,120 km (0.112 R)
• M7: 3,895,977 km (0.103 R)
• M8: 4,450,985 km (0.065 R)
• M9: 5,272,278 km (0.069 R)
• M10: 5,690,703 km (0.118 R)
• M11: 6,949,120 km (0.094 R)
• M12: 8,762,845 km (0.119 R)
• M13: 9,391,754 km (0.118 R)
• M14: 11,141,601 km (0.117 R)
• M15: 12,700,261 km (0.112 R)
• M16: 13,301,644 km (0.105 R)
• M17: 16,656,676 km (0.104 R)
• M18: 17,869,466 km (0.076 R)
• M19: 19,930,924 km (0.078 R)
• M20: 20,880,871 km (0.096 R)
• M21: 25,769,879 km (0.074 R)
• M22: 26,329,524 km (0.115 R)
• M23: 27,307,595 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.6

Radius: 4.2

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 9.48 AU - 14.46 AU

Year: 15944 Days

Day: 21.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,917,190 km

• M1: 58,343 km (0.113 R)
• M2: 322,533 km (0.113 R)
• M3: 512,971 km (0.07 R)
• M4: 1,571,376 km (0.104 R)
• M5: 4,192,780 km (0.075 R)
• M6: 4,506,037 km (0.069 R)
• M7: 5,506,398 km (0.096 R)
• M8: 9,381,133 km (0.115 R)
• M9: 11,424,939 km (0.111 R)
• M10: 11,644,249 km (0.114 R)
• M11: 16,574,846 km (0.119 R)
• M12: 22,909,268 km (0.104 R)
• M13: 34,074,206 km (0.105 R)
• M14: 36,982,239 km (0.117 R)
• M15: 39,925,428 km (0.065 R)
• M16: 43,418,987 km (0.088 R)
• M17: 45,582,322 km (0.027 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266.5

Radius: 7.2

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 10.03 AU - 13.99 AU

Year: 16024 Days

Day: 24.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,917,190 km

• M1: 89,609 km (0.049 R)
• M2: 387,458 km (0.095 R)
• M3: 1,380,938 km (0.113 R)
• M4: 2,652,221 km (0.1 R)
• M5: 7,960,402 km (0.116 R)
• M6: 8,807,724 km (0.115 R)
• M7: 10,420,240 km (0.117 R)
• M8: 12,220,351 km (0.106 R)
• M9: 12,568,615 km (0.107 R)
• M10: 13,284,889 km (0.039 R)
• M11: 13,591,266 km (0.108 R)
• M12: 14,733,445 km (0.095 R)
• M13: 16,424,201 km (0.117 R)
• M14: 18,315,567 km (0.056 R)
• M15: 23,225,518 km (0.12 R)
• M16: 26,171,848 km (0.037 R)
• M17: 27,933,962 km (0.101 R)
• M18: 39,941,285 km (0.113 R)
• M19: 41,485,434 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 17,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit