🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.2

Radius: 13.7

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.48 AU - 0.64 AU

Year: 279 Days

Day: 13.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,126,729 km

• M1: 176,525 km (0.113 R)
• M2: 782,696 km (0.105 R)
• M3: 1,218,026 km (0.083 R)
• M4: 1,713,195 km (0.083 R)
• M5: 2,188,617 km (0.113 R)
• M6: 2,771,600 km (0.116 R)
• M7: 3,847,208 km (0.081 R)
• M8: 4,568,121 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.5

Radius: 10.4

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.76 AU - 0.94 AU

Year: 523 Days

Day: 13.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,126,729 km

• M1: 129,402 km (0.063 R)
• M2: 475,272 km (0.056 R)
• M3: 801,994 km (0.066 R)
• M4: 1,144,573 km (0.12 R)
• M5: 1,527,843 km (0.116 R)
• M6: 2,262,219 km (0.054 R)
• M7: 3,054,041 km (0.116 R)
• M8: 3,706,437 km (0.107 R)
• M9: 5,073,163 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.1

Radius: 14

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.24 AU - 1.62 AU

Year: 1140 Days

Day: 10.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,126,729 km

• M1: 174,132 km (0.109 R)
• M2: 632,500 km (0.092 R)
• M3: 1,105,678 km (0.093 R)
• M4: 2,071,183 km (0.104 R)
• M5: 2,572,635 km (0.077 R)
• M6: 3,102,510 km (0.11 R)
• M7: 4,027,474 km (0.096 R)
• M8: 4,782,644 km (0.075 R)
• M9: 6,336,068 km (0.113 R)
• M10: 7,480,193 km (0.106 R)
• M11: 8,076,340 km (0.082 R)
• M12: 9,420,627 km (0.111 R)
• M13: 9,969,053 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.8

Radius: 12.1

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.21 AU - 4.21 AU

Year: 4765 Days

Day: 9 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,126,729 km

• M1: 151,543 km (0.084 R)
• M2: 652,845 km (0.072 R)
• M3: 1,106,276 km (0.082 R)
• M4: 1,840,503 km (0.066 R)
• M5: 2,284,808 km (0.114 R)
• M6: 2,679,597 km (0.09 R)
• M7: 3,323,915 km (0.052 R)
• M8: 4,170,041 km (0.088 R)
• M9: 4,633,345 km (0.087 R)
• M10: 5,201,518 km (0.047 R)
• M11: 5,714,489 km (0.082 R)
• M12: 6,154,157 km (0.1 R)
• M13: 7,014,644 km (0.092 R)
• M14: 7,921,955 km (0.098 R)
• M15: 8,871,902 km (0.113 R)
• M16: 11,275,790 km (0.115 R)
• M17: 12,221,847 km (0.103 R)
• M18: 13,853,810 km (0.098 R)
• M19: 16,749,726 km (0.09 R)
• M20: 17,654,045 km (0.076 R)
• M21: 18,311,677 km (0.096 R)
• M22: 19,156,755 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.5

Radius: 4.3

Gravity: 51.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.66 AU - 7.8 AU

Year: 11643 Days

Day: 17.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,126,729 km

• M1: 53,556 km (0.077 R)
• M2: 192,383 km (0.08 R)
• M3: 498,311 km (0.109 R)
• M4: 1,056,161 km (0.028 R)
• M5: 1,282,054 km (0.029 R)
• M6: 1,464,563 km (0.089 R)
• M7: 1,632,562 km (0.108 R)
• M8: 2,119,054 km (0.067 R)
• M9: 2,500,379 km (0.098 R)
• M10: 2,832,636 km (0.059 R)
• M11: 3,834,193 km (0.11 R)
• M12: 5,051,322 km (0.115 R)
• M13: 5,803,500 km (0.084 R)
• M14: 5,954,743 km (0.084 R)
• M15: 8,264,235 km (0.087 R)
• M16: 10,261,816 km (0.088 R)
• M17: 10,708,066 km (0.09 R)
• M18: 11,940,752 km (0.053 R)
• M19: 13,660,829 km (0.072 R)
• M20: 15,394,518 km (0.093 R)
• M21: 16,201,749 km (0.09 R)
• M22: 16,577,838 km (0.096 R)
• M23: 19,123,993 km (0.119 R)
• M24: 20,142,456 km (0.119 R)
• M25: 20,315,540 km (0.073 R)
• M26: 20,489,822 km (0.103 R)
• M27: 24,677,066 km (0.114 R)
• M28: 30,526,343 km (0.094 R)
• M29: 34,568,627 km (0.106 R)
• M30: 40,173,162 km (0.114 R)
• M31: 43,117,846 km (0.117 R)
• M32: 43,405,673 km (0.098 R)
• M33: 49,432,672 km (0.073 R)
• M34: 49,747,874 km (0.117 R)
• M35: 51,667,065 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 17,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit