🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 9.9

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.76 AU - 1.1 AU

Year: 588 Days

Day: 12.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,552,163 km

• M1: 124,017 km (0.116 R)
• M2: 511,026 km (0.109 R)
• M3: 890,257 km (0.119 R)
• M4: 1,311,973 km (0.093 R)
• M5: 1,743,264 km (0.094 R)
• M6: 2,082,103 km (0.065 R)
• M7: 2,663,590 km (0.058 R)
• M8: 3,128,839 km (0.071 R)
• M9: 3,464,387 km (0.03 R)
• M10: 3,782,732 km (0.108 R)
• M11: 4,106,312 km (0.026 R)
• M12: 4,745,394 km (0.074 R)
• M13: 5,156,339 km (0.1 R)
• M14: 6,317,967 km (0.081 R)
• M15: 7,106,647 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.4

Radius: 11.1

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.8 AU - 1.16 AU

Year: 636 Days

Day: 12 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,552,163 km

• M1: 138,079 km (0.119 R)
• M2: 900,430 km (0.114 R)
• M3: 1,472,193 km (0.064 R)
• M4: 2,077,914 km (0.116 R)
• M5: 2,572,784 km (0.087 R)
• M6: 2,970,415 km (0.116 R)
• M7: 4,810,619 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.4

Radius: 10

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.14 AU - 1.82 AU

Year: 1181 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 17,552,163 km

• M1: 124,465 km (0.109 R)
• M2: 442,511 km (0.094 R)
• M3: 756,367 km (0.118 R)
• M4: 1,108,520 km (0.087 R)
• M5: 1,442,871 km (0.064 R)
• M6: 1,921,285 km (0.119 R)
• M7: 2,378,008 km (0.061 R)
• M8: 2,730,161 km (0.066 R)
• M9: 3,268,265 km (0.068 R)
• M10: 3,600,222 km (0.096 R)
• M11: 5,573,119 km (0.11 R)
• M12: 6,113,467 km (0.109 R)
• M13: 6,574,976 km (0.049 R)
• M14: 8,231,473 km (0.105 R)
• M15: 8,740,256 km (0.059 R)
• M16: 9,269,832 km (0.071 R)
• M17: 10,270,941 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.1

Radius: 13.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.05 AU - 2.13 AU

Year: 1982 Days

Day: 10.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,552,163 km

• M1: 169,345 km (0.118 R)
• M2: 605,123 km (0.09 R)
• M3: 1,092,064 km (0.092 R)
• M4: 2,697,848 km (0.094 R)
• M5: 3,960,604 km (0.092 R)
• M6: 5,008,387 km (0.118 R)
• M7: 5,804,547 km (0.058 R)
• M8: 6,902,895 km (0.042 R)
• M9: 9,169,153 km (0.103 R)
• M10: 11,974,412 km (0.111 R)
• M11: 12,798,846 km (0.088 R)
• M12: 13,441,668 km (0.078 R)
• M13: 15,404,691 km (0.107 R)
• M14: 16,083,117 km (0.064 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 11,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit