🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.1

Radius: 8.6

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.41 AU - 0.63 AU

Year: 259 Days

Day: 11.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 145.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,491,864 km

• M1: 107,112 km (0.084 R)
• M2: 440,865 km (0.062 R)
• M3: 780,153 km (0.072 R)
• M4: 1,095,356 km (0.063 R)
• M5: 1,910,215 km (0.105 R)
• M6: 2,242,472 km (0.076 R)
• M7: 2,968,919 km (0.082 R)
• M8: 3,541,730 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.5

Radius: 13.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1 AU - 1.14 AU

Year: 764 Days

Day: 8.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,491,864 km

• M1: 167,849 km (0.109 R)
• M2: 808,726 km (0.041 R)
• M3: 1,273,975 km (0.115 R)
• M4: 1,783,655 km (0.041 R)
• M5: 2,214,796 km (0.096 R)
• M6: 3,307,310 km (0.086 R)
• M7: 4,581,734 km (0.1 R)
• M8: 5,185,960 km (0.091 R)
• M9: 6,597,416 km (0.086 R)
• M10: 7,485,129 km (0.117 R)
• M11: 8,030,713 km (0.114 R)
• M12: 8,451,083 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.6

Radius: 12.3

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.08 AU - 1.76 AU

Year: 1168 Days

Day: 12 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,491,864 km

• M1: 153,039 km (0.093 R)
• M2: 556,354 km (0.111 R)
• M3: 1,157,439 km (0.065 R)
• M4: 1,929,813 km (0.05 R)
• M5: 3,093,534 km (0.086 R)
• M6: 6,034,030 km (0.107 R)
• M7: 6,425,528 km (0.115 R)
• M8: 7,194,910 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.4

Radius: 12.6

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.75 AU - 4.53 AU

Year: 4794 Days

Day: 8.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,491,864 km

• M1: 156,779 km (0.073 R)
• M2: 587,321 km (0.083 R)
• M3: 1,585,887 km (0.06 R)
• M4: 2,165,130 km (0.117 R)
• M5: 2,773,993 km (0.104 R)
• M6: 3,369,991 km (0.095 R)
• M7: 4,536,406 km (0.05 R)
• M8: 4,953,185 km (0.103 R)
• M9: 5,744,857 km (0.118 R)
• M10: 6,586,345 km (0.069 R)
• M11: 7,226,624 km (0.038 R)
• M12: 8,909,600 km (0.11 R)
• M13: 9,950,652 km (0.112 R)
• M14: 11,117,515 km (0.098 R)
• M15: 13,615,052 km (0.056 R)
• M16: 14,994,943 km (0.095 R)
• M17: 16,405,351 km (0.079 R)
• M18: 19,353,028 km (0.091 R)
• M19: 20,738,454 km (0.056 R)
• M20: 22,115,053 km (0.098 R)
• M21: 22,637,150 km (0.116 R)
• M22: 23,939,698 km (0.105 R)
• M23: 28,937,614 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.5

Radius: 5.6

Gravity: 21.54 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.43 AU - 8.41 AU

Year: 13951 Days

Day: 23.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,491,864 km

• M1: 72,256 km (0.057 R)
• M2: 308,770 km (0.101 R)
• M3: 497,413 km (0.065 R)
• M4: 1,447,060 km (0.068 R)
• M5: 1,644,230 km (0.076 R)
• M6: 2,709,217 km (0.118 R)
• M7: 2,962,935 km (0.115 R)
• M8: 3,518,243 km (0.1 R)
• M9: 4,051,559 km (0.034 R)
• M10: 4,509,478 km (0.081 R)
• M11: 5,138,088 km (0.083 R)
• M12: 5,455,535 km (0.084 R)
• M13: 7,596,729 km (0.108 R)
• M14: 8,055,546 km (0.067 R)
• M15: 13,442,565 km (0.114 R)
• M16: 15,376,567 km (0.114 R)
• M17: 17,253,422 km (0.074 R)
• M18: 18,695,844 km (0.092 R)
• M19: 19,871,833 km (0.103 R)
• M20: 35,461,427 km (0.097 R)
• M21: 36,352,582 km (0.045 R)
• M22: 44,025,905 km (0.079 R)
• M23: 46,250,426 km (0.117 R)
• M24: 47,008,289 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.6

Radius: 7.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.94 AU - 9.36 AU

Year: 14605 Days

Day: 17.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,491,864 km

• M1: 109,356 km (0.037 R)
• M2: 431,440 km (0.084 R)
• M3: 4,586,970 km (0.066 R)
• M4: 8,816,999 km (0.099 R)
• M5: 10,275,878 km (0.088 R)
• M6: 15,168,626 km (0.103 R)
• M7: 18,290,434 km (0.059 R)
• M8: 19,443,983 km (0.089 R)
• M9: 19,814,238 km (0.104 R)
• M10: 20,340,523 km (0.085 R)
• M11: 26,486,901 km (0.084 R)
• M12: 33,236,458 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 19,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit