🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 8.3

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.69 AU - 0.83 AU

Year: 435 Days

Day: 7.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,397,794 km

• M1: 103,223 km (0.119 R)
• M2: 469,887 km (0.092 R)
• M3: 885,619 km (0.106 R)
• M4: 1,169,706 km (0.077 R)
• M5: 1,435,691 km (0.102 R)
• M6: 1,818,362 km (0.068 R)
• M7: 2,127,581 km (0.078 R)
• M8: 2,396,408 km (0.083 R)
• M9: 2,959,943 km (0.115 R)
• M10: 3,402,454 km (0.114 R)
• M11: 4,006,979 km (0.097 R)
• M12: 4,725,797 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.6

Radius: 10

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.14 AU - 1.2 AU

Year: 830 Days

Day: 6.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,397,794 km

• M1: 124,465 km (0.116 R)
• M2: 464,801 km (0.094 R)
• M3: 928,255 km (0.112 R)
• M4: 1,264,551 km (0.089 R)
• M5: 1,599,650 km (0.098 R)
• M6: 2,051,735 km (0.069 R)
• M7: 2,539,573 km (0.08 R)
• M8: 3,005,870 km (0.072 R)
• M9: 3,317,183 km (0.109 R)
• M10: 3,662,305 km (0.08 R)
• M11: 4,553,161 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.5

Radius: 8.3

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.14 AU - 1.46 AU

Year: 972 Days

Day: 13.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,397,794 km

• M1: 103,372 km (0.109 R)
• M2: 405,560 km (0.05 R)
• M3: 771,476 km (0.076 R)
• M4: 1,429,557 km (0.094 R)
• M5: 2,139,848 km (0.098 R)
• M6: 2,592,082 km (0.085 R)
• M7: 3,703,146 km (0.085 R)
• M8: 4,273,114 km (0.046 R)
• M9: 5,809,633 km (0.064 R)
• M10: 6,534,585 km (0.025 R)
• M11: 7,933,624 km (0.076 R)
• M12: 8,503,293 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 10.5

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.25 AU - 2.85 AU

Year: 2671 Days

Day: 9.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,397,794 km

• M1: 136,134 km (0.117 R)
• M2: 592,408 km (0.036 R)
• M3: 930,200 km (0.058 R)
• M4: 1,617,901 km (0.095 R)
• M5: 2,120,699 km (0.082 R)
• M6: 3,535,596 km (0.103 R)
• M7: 4,565,428 km (0.096 R)
• M8: 4,910,550 km (0.115 R)
• M9: 5,248,342 km (0.054 R)
• M10: 6,272,639 km (0.06 R)
• M11: 7,582,667 km (0.118 R)
• M12: 8,101,622 km (0.119 R)
• M13: 9,138,635 km (0.097 R)
• M14: 9,877,648 km (0.074 R)
• M15: 13,099,388 km (0.108 R)
• M16: 13,942,821 km (0.118 R)
• M17: 15,428,627 km (0.033 R)
• M18: 16,262,785 km (0.073 R)
• M19: 17,181,914 km (0.086 R)
• M20: 17,794,816 km (0.1 R)
• M21: 18,422,230 km (0.101 R)
• M22: 21,270,424 km (0.083 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 15,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit