🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.2

Radius: 12.2

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.97 AU - 0.97 AU

Year: 607 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 101.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 19,160,331 km

• M1: 155,731 km (0.087 R)
• M2: 596,297 km (0.061 R)
• M3: 1,155,344 km (0.028 R)
• M4: 1,557,463 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.7

Radius: 14.2

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.39 AU - 2.03 AU

Year: 1422 Days

Day: 9.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,160,331 km

• M1: 176,675 km (0.078 R)
• M2: 669,002 km (0.082 R)
• M3: 1,119,291 km (0.068 R)
• M4: 2,141,344 km (0.11 R)
• M5: 2,691,116 km (0.103 R)
• M6: 3,138,863 km (0.082 R)
• M7: 3,719,302 km (0.077 R)
• M8: 4,617,637 km (0.051 R)
• M9: 5,181,472 km (0.072 R)
• M10: 6,922,043 km (0.069 R)
• M11: 7,996,455 km (0.099 R)
• M12: 8,812,960 km (0.071 R)
• M13: 10,008,995 km (0.098 R)
• M14: 10,922,889 km (0.081 R)
• M15: 11,671,476 km (0.12 R)
• M16: 12,684,104 km (0.074 R)
• M17: 13,351,161 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 14.4

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.87 AU - 2.41 AU

Year: 1990 Days

Day: 13.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,160,331 km

• M1: 179,817 km (0.112 R)
• M2: 657,483 km (0.118 R)
• M3: 1,135,448 km (0.098 R)
• M4: 1,857,258 km (0.072 R)
• M5: 2,376,512 km (0.107 R)
• M6: 2,932,717 km (0.043 R)
• M7: 3,473,663 km (0.084 R)
• M8: 4,233,919 km (0.111 R)
• M9: 4,821,988 km (0.093 R)
• M10: 5,627,872 km (0.065 R)
• M11: 6,469,809 km (0.099 R)
• M12: 7,394,324 km (0.096 R)
• M13: 8,038,492 km (0.092 R)
• M14: 8,847,667 km (0.067 R)
• M15: 10,592,576 km (0.102 R)
• M16: 11,995,356 km (0.075 R)
• M17: 13,178,824 km (0.097 R)
• M18: 16,404,155 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.5

Radius: 9

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.6 AU - 3.06 AU

Year: 3027 Days

Day: 11.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 19,160,331 km

• M1: 111,899 km (0.117 R)
• M2: 427,700 km (0.111 R)
• M3: 736,171 km (0.11 R)
• M4: 1,734,587 km (0.065 R)
• M5: 2,231,701 km (0.053 R)
• M6: 2,579,666 km (0.066 R)
• M7: 3,229,519 km (0.111 R)
• M8: 3,733,215 km (0.042 R)
• M9: 4,542,689 km (0.111 R)
• M10: 5,295,017 km (0.055 R)
• M11: 5,996,331 km (0.084 R)
• M12: 6,424,032 km (0.03 R)
• M13: 6,872,077 km (0.077 R)
• M14: 7,491,712 km (0.057 R)
• M15: 9,012,973 km (0.091 R)
• M16: 9,396,990 km (0.083 R)
• M17: 10,235,038 km (0.107 R)
• M18: 11,851,293 km (0.088 R)
• M19: 14,656,403 km (0.117 R)
• M20: 15,632,229 km (0.084 R)
• M21: 16,964,698 km (0.045 R)
• M22: 17,443,112 km (0.082 R)
• M23: 17,985,254 km (0.094 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 13,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit