🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.74 AU - 1.22 AU

Year: 347 Days

Day: 39.3 Hours

Environment

Temp: 132 °C

Axial Tilt: 155.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,388,461 km

• M1: 715,826 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.41 AU - 2.23 AU

Year: 879 Days

Day: 13.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.9

Radius: 9.1

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.52 AU - 7.72 AU

Year: 6804 Days

Day: 13.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,388,461 km

• M1: 113,096 km (0.099 R)
• M2: 399,127 km (0.114 R)
• M3: 749,336 km (0.099 R)
• M4: 1,212,341 km (0.099 R)
• M5: 1,553,723 km (0.103 R)
• M6: 1,988,904 km (0.099 R)
• M7: 2,300,815 km (0.099 R)
• M8: 2,700,391 km (0.079 R)
• M9: 3,207,378 km (0.114 R)
• M10: 3,527,967 km (0.116 R)
• M11: 4,037,048 km (0.062 R)
• M12: 5,831,325 km (0.091 R)
• M13: 7,241,135 km (0.072 R)
• M14: 10,719,585 km (0.084 R)
• M15: 11,538,783 km (0.106 R)
• M16: 15,597,373 km (0.091 R)
• M17: 17,030,521 km (0.112 R)
• M18: 18,144,875 km (0.093 R)
• M19: 19,167,826 km (0.099 R)
• M20: 19,728,967 km (0.106 R)
• M21: 20,156,967 km (0.118 R)
• M22: 21,703,809 km (0.11 R)
• M23: 22,856,011 km (0.089 R)
• M24: 23,566,751 km (0.077 R)
• M25: 29,143,610 km (0.092 R)
• M26: 33,684,055 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.7

Radius: 13.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.01 AU - 11.31 AU

Year: 12465 Days

Day: 11.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,388,461 km

• M1: 196,871 km (0.091 R)
• M2: 646,412 km (0.114 R)
• M3: 1,203,515 km (0.107 R)
• M4: 1,678,189 km (0.113 R)
• M5: 2,170,067 km (0.075 R)
• M6: 2,695,305 km (0.116 R)
• M7: 4,006,231 km (0.083 R)
• M8: 4,680,020 km (0.09 R)
• M9: 6,369,279 km (0.047 R)
• M10: 6,959,891 km (0.115 R)
• M11: 7,848,054 km (0.063 R)
• M12: 8,481,302 km (0.073 R)
• M13: 9,099,590 km (0.109 R)
• M14: 9,696,784 km (0.096 R)
• M15: 10,480,228 km (0.073 R)
• M16: 11,081,163 km (0.103 R)
• M17: 14,042,453 km (0.101 R)
• M18: 17,270,027 km (0.107 R)
• M19: 24,576,686 km (0.095 R)
• M20: 25,835,552 km (0.051 R)
• M21: 26,832,772 km (0.067 R)
• M22: 27,546,054 km (0.085 R)
• M23: 28,692,273 km (0.05 R)
• M24: 30,087,722 km (0.093 R)
• M25: 31,080,005 km (0.078 R)
• M26: 32,322,266 km (0.115 R)
• M27: 35,878,506 km (0.113 R)
• M28: 44,039,369 km (0.101 R)
• M29: 48,099,755 km (0.096 R)
• M30: 50,837,994 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.6

Radius: 3.2

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 12.19 AU - 18.71 AU

Year: 21750 Days

Day: 23.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,388,461 km

• M1: 43,234 km (0.105 R)
• M2: 167,550 km (0.078 R)
• M3: 477,367 km (0.104 R)
• M4: 1,142,629 km (0.108 R)
• M5: 1,552,676 km (0.048 R)
• M6: 2,273,588 km (0.037 R)
• M7: 2,696,502 km (0.09 R)
• M8: 3,217,401 km (0.087 R)
• M9: 3,488,922 km (0.078 R)
• M10: 3,643,307 km (0.114 R)
• M11: 4,105,714 km (0.118 R)
• M12: 4,698,271 km (0.116 R)
• M13: 6,274,135 km (0.095 R)
• M14: 7,515,049 km (0.06 R)
• M15: 8,125,558 km (0.112 R)
• M16: 13,227,893 km (0.096 R)
• M17: 18,292,528 km (0.103 R)
• M18: 18,915,753 km (0.1 R)
• M19: 19,552,741 km (0.109 R)
• M20: 21,549,872 km (0.12 R)
• M21: 21,982,360 km (0.067 R)
• M22: 22,244,605 km (0.035 R)
• M23: 27,733,949 km (0.118 R)
• M24: 35,719,932 km (0.107 R)
• M25: 41,284,225 km (0.101 R)
• M26: 44,132,419 km (0.072 R)
• M27: 47,836,612 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.4

Radius: 5.5

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 15.22 AU - 16.96 AU

Year: 23116 Days

Day: 17.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 90,388,461 km

• M1: 68,516 km (0.083 R)
• M2: 347,366 km (0.046 R)
• M3: 518,805 km (0.113 R)
• M4: 883,375 km (0.061 R)
• M5: 1,436,140 km (0.106 R)
• M6: 1,699,133 km (0.111 R)
• M7: 2,013,288 km (0.096 R)
• M8: 3,671,730 km (0.042 R)
• M9: 3,975,115 km (0.095 R)
• M10: 5,208,250 km (0.057 R)
• M11: 7,505,624 km (0.046 R)
• M12: 8,928,450 km (0.102 R)
• M13: 9,817,510 km (0.11 R)
• M14: 10,522,116 km (0.075 R)
• M15: 12,632,643 km (0.07 R)
• M16: 15,943,243 km (0.073 R)
• M17: 16,668,344 km (0.096 R)
• M18: 18,184,220 km (0.063 R)
• M19: 20,066,161 km (0.115 R)
• M20: 23,279,673 km (0.111 R)
• M21: 27,844,502 km (0.032 R)
• M22: 29,729,734 km (0.054 R)
• M23: 30,950,154 km (0.059 R)
• M24: 34,677,834 km (0.095 R)
• M25: 35,620,450 km (0.09 R)
• M26: 37,697,766 km (0.053 R)
• M27: 43,940,934 km (0.072 R)
• M28: 49,812,351 km (0.045 R)
• M29: 73,123,140 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.5

Radius: 5

Gravity: 29.78 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 13.39 AU - 20.37 AU

Year: 24839 Days

Day: 22.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,388,461 km

• M1: 62,233 km (0.072 R)
• M2: 247,136 km (0.119 R)
• M3: 418,425 km (0.077 R)
• M4: 1,175,540 km (0.067 R)
• M5: 1,940,733 km (0.03 R)
• M6: 2,175,303 km (0.1 R)
• M7: 2,428,572 km (0.098 R)
• M8: 3,488,473 km (0.118 R)
• M9: 4,674,634 km (0.063 R)
• M10: 5,338,250 km (0.063 R)
• M11: 7,094,529 km (0.086 R)
• M12: 7,497,247 km (0.08 R)
• M13: 9,500,063 km (0.097 R)
• M14: 9,803,896 km (0.06 R)
• M15: 10,051,481 km (0.104 R)
• M16: 10,366,983 km (0.116 R)
• M17: 11,218,045 km (0.065 R)
• M18: 11,764,377 km (0.116 R)
• M19: 13,585,880 km (0.057 R)
• M20: 14,049,634 km (0.105 R)
• M21: 14,764,711 km (0.085 R)
• M22: 15,671,275 km (0.086 R)
• M23: 18,053,022 km (0.047 R)
• M24: 23,081,007 km (0.094 R)
• M25: 23,629,881 km (0.11 R)
• M26: 34,341,388 km (0.113 R)
• M27: 34,769,238 km (0.087 R)
• M28: 37,713,174 km (0.114 R)
• M29: 44,596,621 km (0.097 R)
• M30: 45,276,394 km (0.098 R)
• M31: 50,413,884 km (0.082 R)
• M32: 57,514,697 km (0.053 R)
• M33: 77,017,621 km (0.041 R)
• M34: 78,241,631 km (0.097 R)
• M35: 78,982,290 km (0.102 R)
• M36: 81,991,601 km (0.089 R)
• M37: 85,598,106 km (0.034 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 12,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit