🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195

Radius: 14.5

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.79 AU - 0.91 AU

Year: 551 Days

Day: 9.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,125,975 km

• M1: 180,415 km (0.111 R)
• M2: 647,310 km (0.077 R)
• M3: 1,113,307 km (0.083 R)
• M4: 1,776,325 km (0.095 R)
• M5: 2,723,878 km (0.076 R)
• M6: 3,178,506 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.5

Radius: 9.1

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.7 AU - 1.14 AU

Year: 620 Days

Day: 7.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,125,975 km

• M1: 113,246 km (0.116 R)
• M2: 661,522 km (0.117 R)
• M3: 968,048 km (0.1 R)
• M4: 1,392,158 km (0.053 R)
• M5: 1,997,281 km (0.095 R)
• M6: 2,802,267 km (0.094 R)
• M7: 3,185,088 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.9

Radius: 10.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.17 AU - 1.43 AU

Year: 1042 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,125,975 km

• M1: 134,488 km (0.118 R)
• M2: 744,698 km (0.105 R)
• M3: 1,119,142 km (0.092 R)
• M4: 1,495,380 km (0.071 R)
• M5: 1,883,587 km (0.07 R)
• M6: 2,548,699 km (0.082 R)
• M7: 3,088,448 km (0.078 R)
• M8: 4,152,837 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.2

Radius: 8.2

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.65 AU - 2.75 AU

Year: 2294 Days

Day: 5.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,125,975 km

• M1: 103,372 km (0.08 R)
• M2: 410,497 km (0.042 R)
• M3: 699,220 km (0.088 R)
• M4: 1,042,398 km (0.095 R)
• M5: 1,315,414 km (0.072 R)
• M6: 1,816,567 km (0.118 R)
• M7: 2,158,548 km (0.046 R)
• M8: 2,663,291 km (0.068 R)
• M9: 3,121,958 km (0.071 R)
• M10: 4,658,178 km (0.084 R)
• M11: 5,456,732 km (0.118 R)
• M12: 5,982,718 km (0.105 R)
• M13: 6,270,245 km (0.119 R)
• M14: 6,642,744 km (0.049 R)
• M15: 7,764,877 km (0.092 R)
• M16: 9,070,867 km (0.045 R)
• M17: 10,379,848 km (0.083 R)
• M18: 10,937,100 km (0.117 R)
• M19: 11,295,387 km (0.101 R)
• M20: 11,773,053 km (0.084 R)
• M21: 12,650,894 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.8

Radius: 7.8

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.9 AU - 9.42 AU

Year: 19487 Days

Day: 20.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,125,975 km

• M1: 97,089 km (0.045 R)
• M2: 443,558 km (0.026 R)
• M3: 1,506,451 km (0.064 R)
• M4: 5,214,084 km (0.059 R)
• M5: 5,490,990 km (0.086 R)
• M6: 6,381,247 km (0.119 R)
• M7: 7,266,567 km (0.082 R)
• M8: 7,512,655 km (0.11 R)
• M9: 7,866,604 km (0.11 R)
• M10: 8,126,156 km (0.098 R)
• M11: 8,391,393 km (0.06 R)
• M12: 9,746,152 km (0.069 R)
• M13: 11,704,388 km (0.097 R)
• M14: 12,249,373 km (0.06 R)
• M15: 12,811,262 km (0.035 R)
• M16: 13,463,808 km (0.099 R)
• M17: 17,323,433 km (0.072 R)
• M18: 18,850,528 km (0.084 R)
• M19: 19,222,429 km (0.118 R)
• M20: 19,599,266 km (0.067 R)
• M21: 20,562,975 km (0.06 R)
• M22: 21,356,442 km (0.094 R)
• M23: 27,254,338 km (0.087 R)
• M24: 28,820,778 km (0.111 R)
• M25: 34,153,194 km (0.117 R)
• M26: 39,498,625 km (0.081 R)
• M27: 41,501,591 km (0.108 R)
• M28: 42,131,398 km (0.112 R)
• M29: 50,015,056 km (0.093 R)
• M30: 52,174,651 km (0.089 R)
• M31: 56,293,978 km (0.086 R)
• M32: 57,065,604 km (0.076 R)
• M33: 65,173,210 km (0.07 R)
• M34: 74,477,749 km (0.108 R)
• M35: 79,445,445 km (0.119 R)
• M36: 82,877,071 km (0.069 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 13,491 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit