🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.41 AU - 0.63 AU

Year: 142 Days

Day: 30.9 Hours

Environment

Temp: 156 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.55 AU - 0.75 AU

Year: 198 Days

Day: 21.8 Hours

Environment

Temp: 155 °C

Axial Tilt: 48 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,685,817 km

• M1: 85,121 km (0.086 R)
• M2: 181,761 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.32 AU - 1.84 AU

Year: 752 Days

Day: 15 Hours

Environment

Temp: -48 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.71 AU - 2.21 AU

Year: 1039 Days

Day: 39.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.13 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.8

Radius: 15

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.78 AU - 4.82 AU

Year: 3377 Days

Day: 6.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,685,817 km

• M1: 207,941 km (0.11 R)
• M2: 883,375 km (0.088 R)
• M3: 1,493,436 km (0.081 R)
• M4: 2,621,852 km (0.107 R)
• M5: 3,200,796 km (0.116 R)
• M6: 3,685,792 km (0.115 R)
• M7: 4,155,829 km (0.068 R)
• M8: 5,094,855 km (0.111 R)
• M9: 6,869,085 km (0.097 R)
• M10: 7,980,747 km (0.08 R)
• M11: 8,457,815 km (0.114 R)
• M12: 9,172,593 km (0.076 R)
• M13: 10,004,956 km (0.069 R)
• M14: 11,690,625 km (0.051 R)
• M15: 12,442,653 km (0.039 R)
• M16: 13,896,894 km (0.112 R)
• M17: 14,539,417 km (0.096 R)
• M18: 15,937,559 km (0.098 R)
• M19: 17,938,879 km (0.089 R)
• M20: 18,701,230 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.6

Radius: 14.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 9.43 AU - 9.43 AU

Year: 10968 Days

Day: 6.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 82.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,685,817 km

• M1: 178,919 km (0.093 R)
• M2: 1,213,987 km (0.094 R)
• M3: 4,194,425 km (0.107 R)
• M4: 5,068,675 km (0.055 R)
• M5: 10,160,837 km (0.119 R)
• M6: 10,602,599 km (0.062 R)
• M7: 11,211,762 km (0.096 R)
• M8: 13,825,835 km (0.108 R)
• M9: 15,435,060 km (0.092 R)
• M10: 15,888,790 km (0.085 R)
• M11: 17,234,871 km (0.057 R)
• M12: 18,948,964 km (0.049 R)
• M13: 20,076,633 km (0.109 R)
• M14: 26,120,087 km (0.105 R)
• M15: 27,045,500 km (0.107 R)
• M16: 32,213,657 km (0.108 R)
• M17: 38,477,769 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.9

Radius: 7.1

Gravity: 19.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10.9 AU - 16.38 AU

Year: 19080 Days

Day: 17.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,685,817 km

• M1: 88,412 km (0.115 R)
• M2: 310,715 km (0.1 R)
• M3: 855,101 km (0.056 R)
• M4: 2,107,684 km (0.055 R)
• M5: 2,801,370 km (0.118 R)
• M6: 3,036,837 km (0.06 R)
• M7: 3,458,703 km (0.037 R)
• M8: 3,919,165 km (0.06 R)
• M9: 4,248,280 km (0.093 R)
• M10: 7,784,924 km (0.094 R)
• M11: 8,466,791 km (0.071 R)
• M12: 13,938,782 km (0.052 R)
• M13: 26,237,073 km (0.087 R)
• M14: 27,524,811 km (0.097 R)
• M15: 29,472,277 km (0.097 R)
• M16: 36,005,066 km (0.12 R)
• M17: 41,376,826 km (0.06 R)
• M18: 44,089,484 km (0.087 R)
• M19: 66,257,196 km (0.053 R)
• M20: 69,297,324 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.2

Radius: 3.1

Gravity: 72.34 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 10.75 AU - 17.85 AU

Year: 20481 Days

Day: 22.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,685,817 km

• M1: 38,746 km (0.085 R)
• M2: 176,077 km (0.06 R)
• M3: 350,657 km (0.09 R)
• M4: 810,222 km (0.062 R)
• M5: 1,125,425 km (0.087 R)
• M6: 1,403,228 km (0.116 R)
• M7: 1,516,474 km (0.088 R)
• M8: 1,743,114 km (0.101 R)
• M9: 1,932,356 km (0.066 R)
• M10: 2,931,669 km (0.071 R)
• M11: 3,483,087 km (0.104 R)
• M12: 4,539,099 km (0.11 R)
• M13: 5,045,338 km (0.062 R)
• M14: 5,196,731 km (0.064 R)
• M15: 6,474,147 km (0.115 R)
• M16: 6,973,654 km (0.089 R)
• M17: 7,400,906 km (0.075 R)
• M18: 7,745,280 km (0.063 R)
• M19: 8,307,768 km (0.086 R)
• M20: 8,896,885 km (0.067 R)
• M21: 9,513,377 km (0.082 R)
• M22: 11,338,621 km (0.064 R)
• M23: 13,027,731 km (0.117 R)
• M24: 15,188,522 km (0.095 R)
• M25: 16,810,313 km (0.061 R)
• M26: 17,749,787 km (0.068 R)
• M27: 20,488,924 km (0.074 R)
• M28: 21,264,141 km (0.088 R)
• M29: 27,595,122 km (0.063 R)
• M30: 42,538,304 km (0.104 R)
• M31: 48,740,632 km (0.036 R)
• M32: 49,082,762 km (0.077 R)
• M33: 51,700,276 km (0.064 R)
• M34: 56,079,305 km (0.077 R)
• M35: 67,032,711 km (0.088 R)
• M36: 76,526,940 km (0.113 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 13,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit