🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.8

Radius: 14.2

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.51 AU - 0.63 AU

Year: 292 Days

Day: 7.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 91.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,630,055 km

• M1: 176,525 km (0.087 R)
• M2: 626,665 km (0.111 R)
• M3: 1,100,143 km (0.104 R)
• M4: 1,630,168 km (0.086 R)
• M5: 2,265,809 km (0.063 R)
• M6: 2,731,358 km (0.107 R)
• M7: 3,282,925 km (0.11 R)
• M8: 3,741,892 km (0.059 R)
• M9: 4,572,309 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.3

Radius: 10.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.52 AU - 0.86 AU

Year: 389 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,630,055 km

• M1: 126,859 km (0.095 R)
• M2: 527,033 km (0.101 R)
• M3: 884,123 km (0.085 R)
• M4: 1,633,010 km (0.072 R)
• M5: 1,986,361 km (0.09 R)
• M6: 2,769,954 km (0.063 R)
• M7: 3,130,784 km (0.081 R)
• M8: 3,544,123 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.3

Radius: 13.4

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.59 AU - 2.73 AU

Year: 2942 Days

Day: 5.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,630,055 km

• M1: 166,652 km (0.119 R)
• M2: 586,872 km (0.082 R)
• M3: 1,045,091 km (0.113 R)
• M4: 2,231,252 km (0.119 R)
• M5: 3,299,830 km (0.095 R)
• M6: 3,921,259 km (0.082 R)
• M7: 4,685,106 km (0.087 R)
• M8: 8,114,488 km (0.091 R)
• M9: 9,251,432 km (0.07 R)
• M10: 14,880,201 km (0.104 R)
• M11: 15,915,418 km (0.104 R)

Asteroid Belt

Center: 5.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.4

Radius: 6.3

Gravity: 22.53 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.67 AU - 10.69 AU

Year: 17345 Days

Day: 15.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,630,055 km

• M1: 78,539 km (0.096 R)
• M2: 323,281 km (0.094 R)
• M3: 673,789 km (0.111 R)
• M4: 916,137 km (0.117 R)
• M5: 1,649,616 km (0.066 R)
• M6: 2,285,855 km (0.093 R)
• M7: 2,507,859 km (0.085 R)
• M8: 3,047,907 km (0.086 R)
• M9: 6,169,416 km (0.086 R)
• M10: 6,826,151 km (0.096 R)
• M11: 8,022,934 km (0.108 R)
• M12: 10,218,731 km (0.049 R)
• M13: 12,785,831 km (0.106 R)
• M14: 13,489,090 km (0.068 R)
• M15: 15,359,662 km (0.107 R)
• M16: 18,084,438 km (0.065 R)
• M17: 23,314,080 km (0.089 R)
• M18: 24,897,723 km (0.119 R)
• M19: 28,750,467 km (0.042 R)
• M20: 30,818,059 km (0.101 R)
• M21: 41,279,588 km (0.091 R)
• M22: 45,500,940 km (0.066 R)
• M23: 46,640,427 km (0.069 R)
• M24: 49,829,405 km (0.088 R)
• M25: 55,155,538 km (0.051 R)
• M26: 58,717,912 km (0.062 R)
• M27: 60,848,934 km (0.116 R)
• M28: 72,061,294 km (0.225 R)
• M29: 73,608,435 km (0.105 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 17,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit