🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.7

Radius: 14.7

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.61 AU - 0.99 AU

Year: 469 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,258,425 km

• M1: 182,809 km (0.096 R)
• M2: 690,993 km (0.109 R)
• M3: 1,361,341 km (0.103 R)
• M4: 1,886,579 km (0.114 R)
• M5: 3,146,791 km (0.098 R)
• M6: 3,812,951 km (0.058 R)
• M7: 5,430,253 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167

Radius: 14.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.22 AU - 1.48 AU

Year: 1029 Days

Day: 5.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,258,425 km

• M1: 177,872 km (0.081 R)
• M2: 669,002 km (0.116 R)
• M3: 1,394,103 km (0.108 R)
• M4: 1,839,156 km (0.076 R)
• M5: 2,306,949 km (0.096 R)
• M6: 3,075,732 km (0.101 R)
• M7: 3,653,778 km (0.074 R)
• M8: 4,148,499 km (0.034 R)
• M9: 5,423,970 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.5

Radius: 8.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.57 AU - 2.65 AU

Year: 2766 Days

Day: 13 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,258,425 km

• M1: 106,364 km (0.113 R)
• M2: 583,880 km (0.082 R)
• M3: 983,606 km (0.073 R)
• M4: 1,438,982 km (0.077 R)
• M5: 3,748,623 km (0.116 R)
• M6: 4,999,112 km (0.119 R)
• M7: 6,064,548 km (0.086 R)
• M8: 6,846,347 km (0.119 R)
• M9: 7,720,447 km (0.099 R)
• M10: 8,695,825 km (0.086 R)
• M11: 9,108,266 km (0.092 R)
• M12: 11,059,322 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.4

Radius: 11.2

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.5 AU - 3.7 AU

Year: 3581 Days

Day: 5.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,258,425 km

• M1: 139,575 km (0.112 R)
• M2: 582,684 km (0.099 R)
• M3: 1,327,681 km (0.086 R)
• M4: 1,724,714 km (0.077 R)
• M5: 2,456,547 km (0.109 R)
• M6: 3,027,861 km (0.063 R)
• M7: 3,748,623 km (0.06 R)
• M8: 4,875,245 km (0.079 R)
• M9: 5,585,835 km (0.113 R)
• M10: 6,394,411 km (0.116 R)
• M11: 7,445,486 km (0.037 R)
• M12: 7,820,378 km (0.092 R)
• M13: 8,243,740 km (0.088 R)
• M14: 8,682,361 km (0.062 R)
• M15: 10,680,540 km (0.103 R)
• M16: 14,487,955 km (0.111 R)
• M17: 14,966,220 km (0.068 R)
• M18: 15,400,054 km (0.108 R)
• M19: 17,279,601 km (0.107 R)
• M20: 18,739,228 km (0.055 R)
• M21: 20,148,140 km (0.095 R)
• M22: 23,320,064 km (0.102 R)
• M23: 25,559,544 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 14,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit