🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.4

Radius: 9.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.54 AU - 0.66 AU

Year: 310 Days

Day: 13.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 97 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,376,190 km

• M1: 120,725 km (0.102 R)
• M2: 535,261 km (0.077 R)
• M3: 1,001,408 km (0.113 R)
• M4: 1,456,934 km (0.102 R)
• M5: 1,879,548 km (0.09 R)
• M6: 2,319,365 km (0.12 R)
• M7: 2,728,516 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.2

Radius: 8.3

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.99 AU - 1.45 AU

Year: 899 Days

Day: 10.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,376,190 km

• M1: 103,522 km (0.075 R)
• M2: 451,935 km (0.086 R)
• M3: 756,816 km (0.064 R)
• M4: 1,194,689 km (0.09 R)
• M5: 1,597,556 km (0.113 R)
• M6: 1,908,270 km (0.078 R)
• M7: 2,292,438 km (0.046 R)
• M8: 2,727,618 km (0.081 R)
• M9: 3,147,390 km (0.111 R)
• M10: 4,050,961 km (0.111 R)
• M11: 4,545,382 km (0.108 R)
• M12: 5,371,611 km (0.084 R)
• M13: 6,338,761 km (0.081 R)
• M14: 7,100,962 km (0.115 R)
• M15: 7,368,144 km (0.075 R)
• M16: 7,743,485 km (0.094 R)
• M17: 8,237,158 km (0.052 R)
• M18: 9,402,675 km (0.099 R)
• M19: 9,755,128 km (0.112 R)
• M20: 10,300,113 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.5

Radius: 13.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.08 AU - 6.38 AU

Year: 9147 Days

Day: 9.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,376,190 km

• M1: 166,652 km (0.085 R)
• M2: 648,806 km (0.075 R)
• M3: 1,465,760 km (0.086 R)
• M4: 2,215,395 km (0.102 R)
• M5: 3,567,311 km (0.102 R)
• M6: 4,747,488 km (0.09 R)
• M7: 5,612,463 km (0.112 R)
• M8: 6,137,103 km (0.116 R)
• M9: 8,258,401 km (0.11 R)
• M10: 9,705,461 km (0.042 R)
• M11: 11,370,336 km (0.091 R)
• M12: 12,386,554 km (0.093 R)
• M13: 17,065,527 km (0.118 R)
• M14: 17,575,506 km (0.08 R)
• M15: 19,322,809 km (0.093 R)
• M16: 26,498,271 km (0.085 R)
• M17: 34,342,136 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.7

Radius: 3.3

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.16 AU - 7.18 AU

Year: 11487 Days

Day: 20.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,376,190 km

• M1: 45,328 km (0.095 R)
• M2: 247,884 km (0.116 R)
• M3: 413,489 km (0.094 R)
• M4: 710,889 km (0.051 R)
• M5: 1,571,376 km (0.072 R)
• M6: 2,278,226 km (0.115 R)
• M7: 4,211,928 km (0.068 R)
• M8: 7,644,451 km (0.048 R)
• M9: 7,930,782 km (0.117 R)
• M10: 10,529,147 km (0.097 R)
• M11: 12,430,386 km (0.039 R)
• M12: 13,800,254 km (0.103 R)
• M13: 16,301,381 km (0.113 R)
• M14: 16,596,687 km (0.109 R)
• M15: 19,548,851 km (0.091 R)
• M16: 21,393,543 km (0.083 R)
• M17: 23,202,181 km (0.056 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 11,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit