🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.48 AU - 0.58 AU

Year: 137 Days

Day: 14.8 Hours

Environment

Temp: 224 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,443,143 km

• M1: 167,101 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.58 AU - 0.72 AU

Year: 186 Days

Day: 45.5 Hours

Environment

Temp: 151 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 105,443,143 km

• M1: 39,045 km (0.07 R)
• M2: 254,616 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.9 AU - 1.4 AU

Year: 438 Days

Day: 24.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 9.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.48 AU - 3.42 AU

Year: 1798 Days

Day: 39 Hours

Environment

Temp: -98 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.1

Radius: 13.1

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.1 AU - 8.12 AU

Year: 6726 Days

Day: 11.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,443,143 km

• M1: 170,841 km (0.113 R)
• M2: 633,697 km (0.112 R)
• M3: 1,264,102 km (0.095 R)
• M4: 1,794,426 km (0.037 R)
• M5: 2,545,258 km (0.096 R)
• M6: 3,338,276 km (0.075 R)
• M7: 4,030,167 km (0.099 R)
• M8: 5,478,274 km (0.098 R)
• M9: 7,135,370 km (0.079 R)
• M10: 9,374,999 km (0.051 R)
• M11: 10,120,296 km (0.089 R)
• M12: 13,795,616 km (0.087 R)
• M13: 15,769,710 km (0.116 R)
• M14: 16,556,595 km (0.064 R)
• M15: 17,095,446 km (0.107 R)
• M16: 19,817,080 km (0.118 R)
• M17: 20,501,640 km (0.115 R)
• M18: 21,045,129 km (0.117 R)
• M19: 21,518,457 km (0.08 R)
• M20: 22,079,748 km (0.089 R)
• M21: 23,231,502 km (0.089 R)
• M22: 26,014,322 km (0.072 R)
• M23: 27,020,218 km (0.03 R)
• M24: 29,796,605 km (0.119 R)
• M25: 35,686,422 km (0.091 R)
• M26: 39,737,084 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.2

Radius: 12

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.44 AU - 13.22 AU

Year: 12644 Days

Day: 8 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 105,443,143 km

• M1: 149,299 km (0.12 R)
• M2: 658,679 km (0.076 R)
• M3: 1,059,901 km (0.103 R)
• M4: 1,630,318 km (0.087 R)
• M5: 2,243,669 km (0.083 R)
• M6: 3,449,428 km (0.077 R)
• M7: 3,963,895 km (0.08 R)
• M8: 7,090,341 km (0.08 R)
• M9: 7,610,792 km (0.041 R)
• M10: 9,898,891 km (0.085 R)
• M11: 10,717,042 km (0.097 R)
• M12: 14,039,611 km (0.081 R)
• M13: 14,792,088 km (0.077 R)
• M14: 16,981,453 km (0.083 R)
• M15: 19,378,908 km (0.097 R)
• M16: 21,632,151 km (0.106 R)
• M17: 22,729,003 km (0.116 R)
• M18: 23,766,614 km (0.085 R)
• M19: 24,540,932 km (0.107 R)
• M20: 25,834,954 km (0.105 R)
• M21: 26,242,010 km (0.07 R)
• M22: 35,189,309 km (0.113 R)
• M23: 38,528,333 km (0.074 R)
• M24: 43,063,393 km (0.092 R)
• M25: 44,504,918 km (0.116 R)
• M26: 49,804,123 km (0.064 R)
• M27: 51,231,885 km (0.074 R)
• M28: 54,168,791 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.2

Radius: 6.1

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.83 AU - 18.77 AU

Year: 21231 Days

Day: 18.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 105,443,143 km

• M1: 77,043 km (0.108 R)
• M2: 308,620 km (0.074 R)
• M3: 517,010 km (0.104 R)
• M4: 776,263 km (0.045 R)
• M5: 1,051,673 km (0.087 R)
• M6: 2,081,056 km (0.101 R)
• M7: 3,001,083 km (0.073 R)
• M8: 4,468,788 km (0.105 R)
• M9: 5,083,186 km (0.046 R)
• M10: 5,499,367 km (0.066 R)
• M11: 5,863,189 km (0.079 R)
• M12: 6,558,520 km (0.048 R)
• M13: 7,221,538 km (0.075 R)
• M14: 10,055,071 km (0.102 R)
• M15: 10,766,260 km (0.12 R)
• M16: 11,569,151 km (0.089 R)
• M17: 12,973,875 km (0.074 R)
• M18: 15,112,078 km (0.084 R)
• M19: 19,234,247 km (0.106 R)
• M20: 22,181,325 km (0.101 R)
• M21: 23,289,546 km (0.074 R)
• M22: 27,880,106 km (0.072 R)
• M23: 30,724,111 km (0.11 R)
• M24: 34,482,608 km (0.091 R)
• M25: 35,842,154 km (0.098 R)
• M26: 36,219,140 km (0.057 R)
• M27: 36,853,136 km (0.087 R)
• M28: 37,237,154 km (0.108 R)
• M29: 44,613,227 km (0.085 R)
• M30: 45,782,633 km (0.113 R)
• M31: 47,878,051 km (0.111 R)
• M32: 51,139,733 km (0.098 R)
• M33: 55,883,182 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.6

Radius: 4.6

Gravity: 32.73 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 17.3 AU - 23.3 AU

Year: 32448 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 105,443,143 km

• M1: 61,784 km (0.09 R)
• M2: 299,645 km (0.051 R)
• M3: 1,134,101 km (0.082 R)
• M4: 2,522,519 km (0.106 R)
• M5: 3,136,319 km (0.039 R)
• M6: 7,865,108 km (0.104 R)
• M7: 8,319,736 km (0.095 R)
• M8: 11,785,021 km (0.081 R)
• M9: 15,658,110 km (0.049 R)
• M10: 18,763,612 km (0.106 R)
• M11: 23,977,846 km (0.059 R)
• M12: 33,634,388 km (0.079 R)
• M13: 37,142,010 km (0.098 R)
• M14: 39,886,083 km (0.099 R)
• M15: 40,383,945 km (0.037 R)
• M16: 41,731,822 km (0.106 R)
• M17: 48,169,318 km (0.095 R)
• M18: 50,068,313 km (0.097 R)
• M19: 52,016,526 km (0.102 R)
• M20: 58,589,856 km (0.029 R)
• M21: 59,018,155 km (0.054 R)
• M22: 60,533,582 km (0.089 R)
• M23: 62,743,292 km (0.037 R)
• M24: 69,933,863 km (0.117 R)
• M25: 77,912,516 km (0.115 R)
• M26: 86,476,396 km (0.099 R)
• M27: 89,275,970 km (0.056 R)
• M28: 90,412,465 km (0.116 R)
• M29: 92,714,477 km (0.097 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 20,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit