🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.48 AU - 0.72 AU

Year: 167 Days

Day: 27.6 Hours

Environment

Temp: 241 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.63 AU - 0.71 AU

Year: 197 Days

Day: 22.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.28 AU - 4.82 AU

Year: 3493 Days

Day: 33.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.3

Radius: 8.1

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.27 AU - 8.35 AU

Year: 7855 Days

Day: 13.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,331,640 km

• M1: 100,979 km (0.113 R)
• M2: 355,295 km (0.094 R)
• M3: 1,376,450 km (0.069 R)
• M4: 1,662,631 km (0.072 R)
• M5: 2,106,488 km (0.083 R)
• M6: 4,307,072 km (0.054 R)
• M7: 7,075,231 km (0.098 R)
• M8: 8,012,013 km (0.11 R)
• M9: 13,428,204 km (0.109 R)
• M10: 14,688,865 km (0.11 R)
• M11: 15,377,016 km (0.059 R)
• M12: 19,076,870 km (0.12 R)
• M13: 20,174,021 km (0.082 R)
• M14: 23,484,622 km (0.079 R)
• M15: 24,108,894 km (0.085 R)
• M16: 25,309,117 km (0.101 R)
• M17: 29,327,316 km (0.037 R)
• M18: 29,687,847 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.1

Radius: 14.1

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 9.83 AU - 13.37 AU

Year: 14219 Days

Day: 8.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,331,640 km

• M1: 175,329 km (0.109 R)
• M2: 646,113 km (0.092 R)
• M3: 1,283,699 km (0.079 R)
• M4: 2,157,351 km (0.086 R)
• M5: 2,829,793 km (0.036 R)
• M6: 5,554,569 km (0.106 R)
• M7: 7,654,025 km (0.032 R)
• M8: 9,180,373 km (0.1 R)
• M9: 11,216,998 km (0.087 R)
• M10: 11,756,448 km (0.083 R)
• M11: 12,597,936 km (0.063 R)
• M12: 15,497,143 km (0.111 R)
• M13: 16,031,506 km (0.099 R)
• M14: 16,856,239 km (0.063 R)
• M15: 18,441,528 km (0.102 R)
• M16: 19,500,980 km (0.058 R)
• M17: 27,985,573 km (0.101 R)
• M18: 29,485,740 km (0.115 R)
• M19: 30,828,830 km (0.052 R)
• M20: 35,217,284 km (0.105 R)
• M21: 36,965,185 km (0.088 R)
• M22: 39,138,244 km (0.092 R)
• M23: 41,140,162 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603

Radius: 3.6

Gravity: 46.53 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 17.77 AU - 18.43 AU

Year: 27713 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 59,331,640 km

• M1: 44,879 km (0.096 R)
• M2: 162,014 km (0.099 R)
• M3: 288,125 km (0.107 R)
• M4: 547,079 km (0.115 R)
• M5: 920,177 km (0.107 R)
• M6: 1,104,481 km (0.047 R)
• M7: 1,220,419 km (0.069 R)
• M8: 1,393,355 km (0.114 R)
• M9: 1,949,410 km (0.092 R)
• M10: 2,119,951 km (0.085 R)
• M11: 2,300,217 km (0.089 R)
• M12: 4,306,773 km (0.094 R)
• M13: 4,708,294 km (0.074 R)
• M14: 4,860,435 km (0.115 R)
• M15: 6,334,273 km (0.119 R)
• M16: 9,753,632 km (0.041 R)
• M17: 11,166,135 km (0.097 R)
• M18: 11,436,757 km (0.086 R)
• M19: 12,203,745 km (0.104 R)
• M20: 13,762,107 km (0.117 R)
• M21: 13,917,090 km (0.099 R)
• M22: 14,953,055 km (0.117 R)
• M23: 15,784,221 km (0.114 R)
• M24: 17,357,093 km (0.114 R)
• M25: 19,417,504 km (0.064 R)
• M26: 19,907,587 km (0.104 R)
• M27: 20,708,684 km (0.109 R)
• M28: 26,565,889 km (0.079 R)
• M29: 28,908,293 km (0.09 R)
• M30: 31,788,201 km (0.041 R)
• M31: 32,195,257 km (0.104 R)
• M32: 36,903,700 km (0.052 R)
• M33: 43,035,119 km (0.096 R)
• M34: 49,447,781 km (0.051 R)
• M35: 54,703,304 km (0.104 R)
• M36: 55,875,852 km (0.101 R)
• M37: 61,780,330 km (0.106 R)
• M38: 68,311,923 km (0.118 R)
• M39: 77,961,135 km (0.053 R)
• M40: 81,453,198 km (0.118 R)
• M41: 84,528,182 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.8

Radius: 6.7

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 18.09 AU - 18.65 AU

Year: 28336 Days

Day: 19.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,331,640 km

• M1: 193,580 km (0.118 R)
• M2: 440,566 km (0.093 R)
• M3: 1,865,485 km (0.112 R)
• M4: 3,734,860 km (0.102 R)
• M5: 5,269,286 km (0.101 R)
• M6: 6,473,249 km (0.067 R)
• M7: 7,623,507 km (0.032 R)
• M8: 9,207,001 km (0.108 R)
• M9: 10,769,401 km (0.041 R)
• M10: 13,465,604 km (0.079 R)
• M11: 16,732,821 km (0.079 R)
• M12: 19,716,700 km (0.117 R)
• M13: 27,555,928 km (0.071 R)
• M14: 28,091,787 km (0.081 R)
• M15: 30,078,447 km (0.098 R)
• M16: 33,716,368 km (0.104 R)
• M17: 37,506,281 km (0.056 R)
• M18: 44,290,993 km (0.089 R)
• M19: 46,068,963 km (0.103 R)
• M20: 51,364,130 km (0.115 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 20,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit