🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.53 AU - 0.75 AU

Year: 217 Days

Day: 26.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 0.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.12 AU - 1.38 AU

Year: 593 Days

Day: 45.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,177,892 km

• M1: 13,464 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.45 AU - 2.15 AU

Year: 1025 Days

Day: 24.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,177,892 km

• M1: 37,998 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.71 AU - 2.23 AU

Year: 1174 Days

Day: 25.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.57 AU - 2.47 AU

Year: 1219 Days

Day: 26.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 172.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,177,892 km

• M1: 144,512 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.6

Radius: 10.1

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.48 AU - 8.62 AU

Year: 7948 Days

Day: 10.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 134.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,177,892 km

• M1: 125,662 km (0.061 R)
• M2: 659,427 km (0.099 R)
• M3: 1,006,644 km (0.112 R)
• M4: 1,676,244 km (0.088 R)
• M5: 2,347,789 km (0.101 R)
• M6: 2,914,167 km (0.116 R)
• M7: 3,230,267 km (0.11 R)
• M8: 4,320,237 km (0.073 R)
• M9: 5,639,241 km (0.077 R)
• M10: 6,929,373 km (0.089 R)
• M11: 10,719,435 km (0.108 R)
• M12: 13,535,915 km (0.109 R)
• M13: 14,142,085 km (0.047 R)
• M14: 17,001,050 km (0.068 R)
• M15: 23,049,292 km (0.099 R)
• M16: 23,675,957 km (0.12 R)
• M17: 24,718,206 km (0.084 R)
• M18: 31,242,169 km (0.119 R)
• M19: 32,300,574 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.6

Radius: 3.6

Gravity: 34.07 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.07 AU - 14.99 AU

Year: 17716 Days

Day: 15.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,177,892 km

• M1: 44,730 km (0.085 R)
• M2: 163,062 km (0.09 R)
• M3: 375,042 km (0.086 R)
• M4: 605,871 km (0.067 R)
• M5: 841,039 km (0.079 R)
• M6: 1,462,020 km (0.088 R)
• M7: 1,664,127 km (0.03 R)
• M8: 2,029,894 km (0.112 R)
• M9: 2,404,935 km (0.076 R)
• M10: 2,575,926 km (0.111 R)
• M11: 3,014,995 km (0.062 R)
• M12: 3,610,844 km (0.026 R)
• M13: 4,220,156 km (0.068 R)
• M14: 4,630,054 km (0.116 R)
• M15: 5,602,141 km (0.102 R)
• M16: 6,096,712 km (0.066 R)
• M17: 7,986,731 km (0.101 R)
• M18: 9,063,985 km (0.111 R)
• M19: 12,298,142 km (0.072 R)
• M20: 15,629,986 km (0.047 R)
• M21: 15,925,890 km (0.082 R)
• M22: 16,300,932 km (0.088 R)
• M23: 18,184,070 km (0.101 R)
• M24: 22,940,534 km (0.094 R)
• M25: 25,297,150 km (0.088 R)
• M26: 26,954,844 km (0.103 R)
• M27: 28,573,343 km (0.099 R)
• M28: 30,946,414 km (0.109 R)
• M29: 34,559,502 km (0.101 R)
• M30: 35,187,813 km (0.109 R)
• M31: 35,823,604 km (0.116 R)
• M32: 45,097,924 km (0.089 R)
• M33: 47,681,928 km (0.102 R)
• M34: 49,564,168 km (0.094 R)
• M35: 51,495,327 km (0.095 R)
• M36: 52,150,117 km (0.09 R)
• M37: 53,142,549 km (0.119 R)
• M38: 55,335,953 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.9

Radius: 4.3

Gravity: 18.33 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.04 AU - 17.68 AU

Year: 26818 Days

Day: 15.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,177,892 km

• M1: 53,406 km (0.093 R)
• M2: 285,732 km (0.09 R)
• M3: 465,848 km (0.092 R)
• M4: 656,136 km (0.095 R)
• M5: 886,367 km (0.096 R)
• M6: 4,097,785 km (0.091 R)
• M7: 9,471,041 km (0.117 R)
• M8: 11,188,425 km (0.116 R)
• M9: 12,021,535 km (0.103 R)
• M10: 13,882,682 km (0.074 R)
• M11: 18,078,005 km (0.089 R)
• M12: 20,508,222 km (0.115 R)
• M13: 30,902,881 km (0.03 R)
• M14: 32,407,387 km (0.069 R)
• M15: 32,662,900 km (0.113 R)
• M16: 41,714,169 km (0.077 R)
• M17: 43,860,600 km (0.098 R)
• M18: 44,802,767 km (0.11 R)
• M19: 51,952,199 km (0.034 R)
• M20: 56,071,227 km (0.072 R)
• M21: 63,543,790 km (0.107 R)
• M22: 64,345,784 km (0.119 R)
• M23: 64,749,250 km (0.105 R)
• M24: 73,177,893 km (0.068 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 19,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit