🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.53 AU - 0.77 AU

Year: 192 Days

Day: 19.9 Hours

Environment

Temp: 157 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.37 AU - 1.39 AU

Year: 595 Days

Day: 38.4 Hours

Environment

Temp: -24 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.46 AU - 4.86 AU

Year: 3115 Days

Day: 29.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.8

Radius: 4.2

Gravity: 49.14 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.79 AU - 16.55 AU

Year: 18553 Days

Day: 23.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,144,913 km

• M1: 67,469 km (0.114 R)
• M2: 280,945 km (0.068 R)
• M3: 443,408 km (0.089 R)
• M4: 797,656 km (0.047 R)
• M5: 1,080,545 km (0.109 R)
• M6: 1,714,840 km (0.064 R)
• M7: 2,428,123 km (0.042 R)
• M8: 3,099,967 km (0.114 R)
• M9: 3,611,592 km (0.035 R)
• M10: 5,973,144 km (0.085 R)
• M11: 6,625,690 km (0.085 R)
• M12: 8,383,315 km (0.083 R)
• M13: 10,490,551 km (0.073 R)
• M14: 10,800,069 km (0.063 R)
• M15: 16,614,040 km (0.074 R)
• M16: 17,289,924 km (0.035 R)
• M17: 29,495,165 km (0.086 R)
• M18: 37,033,551 km (0.105 R)
• M19: 37,462,448 km (0.079 R)
• M20: 41,626,505 km (0.075 R)
• M21: 43,185,465 km (0.078 R)
• M22: 45,432,574 km (0.096 R)
• M23: 46,751,130 km (0.089 R)
• M24: 53,363,356 km (0.114 R)
• M25: 58,422,456 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.2

Radius: 4.9

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 14.64 AU - 20.22 AU

Year: 26713 Days

Day: 17.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,144,913 km

• M1: 61,335 km (0.038 R)
• M2: 283,638 km (0.113 R)
• M3: 970,741 km (0.036 R)
• M4: 1,163,273 km (0.106 R)
• M5: 1,626,278 km (0.091 R)
• M6: 2,755,892 km (0.099 R)
• M7: 2,985,226 km (0.111 R)
• M8: 4,130,098 km (0.066 R)
• M9: 5,782,706 km (0.047 R)
• M10: 6,074,422 km (0.116 R)
• M11: 6,823,458 km (0.092 R)
• M12: 7,582,966 km (0.111 R)
• M13: 11,316,630 km (0.096 R)
• M14: 11,972,168 km (0.092 R)
• M15: 15,474,404 km (0.027 R)
• M16: 16,611,647 km (0.086 R)
• M17: 16,862,373 km (0.105 R)
• M18: 18,509,595 km (0.081 R)
• M19: 21,719,666 km (0.095 R)
• M20: 22,832,824 km (0.056 R)
• M21: 24,626,951 km (0.072 R)
• M22: 26,399,536 km (0.086 R)
• M23: 31,709,064 km (0.084 R)
• M24: 34,612,459 km (0.08 R)
• M25: 36,128,484 km (0.115 R)
• M26: 47,999,225 km (0.051 R)
• M27: 54,896,584 km (0.088 R)
• M28: 60,828,589 km (0.113 R)
• M29: 61,225,322 km (0.069 R)
• M30: 77,612,423 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.5

Radius: 3.5

Gravity: 73.59 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 14.4 AU - 21.5 AU

Year: 27917 Days

Day: 23.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 104,144,913 km

• M1: 43,533 km (0.099 R)
• M2: 374,144 km (0.06 R)
• M3: 901,626 km (0.108 R)
• M4: 1,229,246 km (0.108 R)
• M5: 2,428,123 km (0.108 R)
• M6: 2,826,203 km (0.053 R)
• M7: 3,205,284 km (0.101 R)
• M8: 3,750,718 km (0.118 R)
• M9: 4,135,184 km (0.05 R)
• M10: 5,147,364 km (0.067 R)
• M11: 6,362,248 km (0.097 R)
• M12: 7,270,905 km (0.063 R)
• M13: 7,866,903 km (0.113 R)
• M14: 8,553,408 km (0.026 R)
• M15: 11,059,920 km (0.051 R)
• M16: 11,200,243 km (0.085 R)
• M17: 11,412,971 km (0.059 R)
• M18: 11,773,502 km (0.086 R)
• M19: 12,366,059 km (0.101 R)
• M20: 12,746,337 km (0.069 R)
• M21: 13,212,933 km (0.107 R)
• M22: 13,371,058 km (0.09 R)
• M23: 14,596,713 km (0.116 R)
• M24: 17,648,360 km (0.109 R)
• M25: 18,325,440 km (0.1 R)
• M26: 22,417,241 km (0.108 R)
• M27: 26,824,544 km (0.095 R)
• M28: 27,333,027 km (0.063 R)
• M29: 30,245,099 km (0.12 R)
• M30: 30,519,761 km (0.117 R)
• M31: 32,345,004 km (0.041 R)
• M32: 36,211,361 km (0.109 R)
• M33: 50,017,300 km (0.086 R)
• M34: 53,945,291 km (0.11 R)
• M35: 72,692,149 km (0.084 R)
• M36: 74,425,689 km (0.113 R)
• M37: 75,680,815 km (0.089 R)
• M38: 79,791,465 km (0.116 R)
• M39: 81,370,620 km (0.072 R)
• M40: 84,591,163 km (0.119 R)
• M41: 85,409,314 km (0.098 R)
• M42: 98,323,201 km (0.103 R)
• M43: 100,747,284 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 13,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit