🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.4

Radius: 8.2

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.48 AU - 0.56 AU

Year: 254 Days

Day: 8.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 6,758,362 km

• M1: 102,026 km (0.08 R)
• M2: 399,127 km (0.082 R)
• M3: 709,543 km (0.079 R)
• M4: 981,063 km (0.092 R)
• M5: 1,260,063 km (0.056 R)
• M6: 1,926,970 km (0.05 R)
• M7: 2,323,704 km (0.038 R)
• M8: 2,588,941 km (0.03 R)
• M9: 2,921,198 km (0.109 R)
• M10: 3,510,015 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.4

Radius: 14.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.92 AU - 1.02 AU

Year: 648 Days

Day: 9.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 6,758,362 km

• M1: 179,517 km (0.07 R)
• M2: 629,508 km (0.095 R)
• M3: 1,274,723 km (0.085 R)
• M4: 1,859,053 km (0.115 R)
• M5: 2,400,597 km (0.057 R)
• M6: 2,889,184 km (0.056 R)
• M7: 3,444,641 km (0.087 R)
• M8: 4,301,537 km (0.086 R)
• M9: 4,804,784 km (0.076 R)
• M10: 5,330,471 km (0.034 R)
• M11: 5,821,900 km (0.105 R)
• M12: 6,675,506 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.1

Radius: 11.9

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.76 AU - 1.18 AU

Year: 648 Days

Day: 12.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 6,758,362 km

• M1: 148,102 km (0.027 R)
• M2: 829,969 km (0.067 R)
• M3: 1,374,954 km (0.12 R)
• M4: 1,865,186 km (0.096 R)
• M5: 2,262,219 km (0.103 R)
• M6: 2,704,730 km (0.086 R)
• M7: 3,567,610 km (0.038 R)
• M8: 5,757,274 km (0.116 R)
• M9: 6,317,817 km (0.108 R)
• M10: 6,980,685 km (0.056 R)
• M11: 7,642,207 km (0.077 R)
• M12: 8,420,266 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.6

Radius: 13.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.99 AU - 1.35 AU

Year: 858 Days

Day: 13.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 6,758,362 km

• M1: 173,833 km (0.077 R)
• M2: 736,470 km (0.092 R)
• M3: 2,065,348 km (0.112 R)
• M4: 2,509,205 km (0.118 R)
• M5: 3,190,474 km (0.091 R)
• M6: 4,509,029 km (0.118 R)
• M7: 5,872,614 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 13,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit