🌌 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: 677.3

Radius: 14.3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.72 AU - 0.88 AU

Year: 477 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,515,733 km

• M1: 177,872 km (0.072 R)
• M2: 653,144 km (0.069 R)
• M3: 1,102,088 km (0.097 R)
• M4: 1,718,730 km (0.099 R)
• M5: 2,244,866 km (0.045 R)
• M6: 2,691,714 km (0.05 R)
• M7: 3,176,112 km (0.089 R)
• M8: 3,834,792 km (0.114 R)
• M9: 4,351,952 km (0.055 R)
• M10: 5,362,036 km (0.088 R)
• M11: 6,245,562 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.1

Radius: 10.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.78 AU - 0.9 AU

Year: 513 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,515,733 km

• M1: 129,402 km (0.077 R)
• M2: 534,962 km (0.081 R)
• M3: 1,000,660 km (0.119 R)
• M4: 1,415,645 km (0.076 R)
• M5: 1,971,700 km (0.105 R)
• M6: 2,507,560 km (0.054 R)
• M7: 3,129,288 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450

Radius: 10.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.27 AU - 1.97 AU

Year: 1375 Days

Day: 5.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,515,733 km

• M1: 134,339 km (0.093 R)
• M2: 496,964 km (0.046 R)
• M3: 958,474 km (0.071 R)
• M4: 1,377,647 km (0.113 R)
• M5: 1,721,124 km (0.093 R)
• M6: 2,186,672 km (0.102 R)
• M7: 2,623,498 km (0.107 R)
• M8: 3,230,117 km (0.103 R)
• M9: 4,059,189 km (0.114 R)
• M10: 5,160,229 km (0.097 R)
• M11: 5,727,953 km (0.032 R)
• M12: 6,269,647 km (0.118 R)
• M13: 7,060,870 km (0.104 R)
• M14: 8,208,884 km (0.091 R)
• M15: 10,423,980 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.1

Radius: 8.9

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.84 AU - 5.96 AU

Year: 8368 Days

Day: 10.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,515,733 km

• M1: 111,002 km (0.067 R)
• M2: 430,692 km (0.109 R)
• M3: 939,175 km (0.063 R)
• M4: 1,228,647 km (0.119 R)
• M5: 1,964,519 km (0.117 R)
• M6: 2,886,641 km (0.101 R)
• M7: 3,946,242 km (0.11 R)
• M8: 5,683,373 km (0.056 R)
• M9: 6,774,540 km (0.042 R)
• M10: 7,601,965 km (0.114 R)
• M11: 9,502,008 km (0.099 R)
• M12: 9,870,318 km (0.04 R)
• M13: 10,440,435 km (0.089 R)
• M14: 15,314,334 km (0.088 R)
• M15: 17,891,008 km (0.119 R)
• M16: 18,666,972 km (0.08 R)
• M17: 21,916,986 km (0.112 R)
• M18: 22,723,468 km (0.056 R)
• M19: 24,224,982 km (0.071 R)
• M20: 24,826,365 km (0.098 R)
• M21: 31,399,247 km (0.074 R)
• M22: 33,049,311 km (0.12 R)
• M23: 33,895,586 km (0.093 R)
• M24: 36,971,767 km (0.062 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: 377 - 11,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit