🌌 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: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.6

Radius: 11.9

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.77 AU - 0.95 AU

Year: 515 Days

Day: 8.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,564,314 km

• M1: 147,952 km (0.083 R)
• M2: 595,699 km (0.111 R)
• M3: 1,108,221 km (0.094 R)
• M4: 1,626,278 km (0.111 R)
• M5: 2,053,231 km (0.101 R)
• M6: 2,485,718 km (0.113 R)
• M7: 3,161,751 km (0.086 R)
• M8: 3,626,552 km (0.119 R)
• M9: 4,236,013 km (0.115 R)
• M10: 5,203,014 km (0.086 R)
• M11: 6,405,930 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.5

Radius: 14.1

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.94 AU - 1.18 AU

Year: 705 Days

Day: 12.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,564,314 km

• M1: 175,478 km (0.114 R)
• M2: 654,191 km (0.076 R)
• M3: 1,161,328 km (0.116 R)
• M4: 1,816,866 km (0.101 R)
• M5: 2,312,933 km (0.105 R)
• M6: 2,781,922 km (0.083 R)
• M7: 3,394,824 km (0.102 R)
• M8: 5,753,983 km (0.12 R)
• M9: 7,680,205 km (0.115 R)
• M10: 8,459,460 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.6

Radius: 8.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.31 AU - 2.11 AU

Year: 1444 Days

Day: 6.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,564,314 km

• M1: 104,569 km (0.088 R)
• M2: 618,138 km (0.115 R)
• M3: 1,040,304 km (0.047 R)
• M4: 1,329,027 km (0.083 R)
• M5: 1,721,722 km (0.096 R)
• M6: 2,471,656 km (0.095 R)
• M7: 3,120,462 km (0.095 R)
• M8: 3,505,826 km (0.083 R)
• M9: 4,551,964 km (0.079 R)
• M10: 4,821,689 km (0.083 R)
• M11: 5,356,651 km (0.075 R)
• M12: 5,970,152 km (0.12 R)
• M13: 6,273,536 km (0.085 R)
• M14: 7,568,007 km (0.108 R)
• M15: 8,290,564 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.2

Radius: 11.7

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.43 AU - 2.29 AU

Year: 1638 Days

Day: 14.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 15,564,314 km

• M1: 146,008 km (0.092 R)
• M2: 627,413 km (0.076 R)
• M3: 1,018,612 km (0.098 R)
• M4: 1,467,854 km (0.045 R)
• M5: 1,840,054 km (0.086 R)
• M6: 2,682,888 km (0.026 R)
• M7: 3,061,520 km (0.072 R)
• M8: 3,749,521 km (0.101 R)
• M9: 4,340,881 km (0.11 R)
• M10: 4,741,505 km (0.104 R)
• M11: 5,210,793 km (0.094 R)
• M12: 5,710,899 km (0.082 R)
• M13: 6,546,852 km (0.068 R)
• M14: 8,400,519 km (0.083 R)
• M15: 9,748,844 km (0.108 R)
• M16: 10,263,910 km (0.105 R)
• M17: 12,952,184 km (0.109 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 16,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit