🌌 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: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 14.5

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.55 AU - 0.63 AU

Year: 307 Days

Day: 15 Hours

Environment

Temp: -146 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,161,101 km

• M1: 180,265 km (0.076 R)
• M2: 692,638 km (0.104 R)
• M3: 1,403,378 km (0.078 R)
• M4: 1,925,773 km (0.104 R)
• M5: 2,611,530 km (0.115 R)
• M6: 3,076,480 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.9

Radius: 9.1

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.61 AU - 0.97 AU

Year: 476 Days

Day: 9.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,161,101 km

• M1: 113,096 km (0.109 R)
• M2: 429,795 km (0.082 R)
• M3: 732,282 km (0.079 R)
• M4: 1,062,893 km (0.068 R)
• M5: 1,420,581 km (0.07 R)
• M6: 1,932,206 km (0.032 R)
• M7: 2,508,158 km (0.069 R)
• M8: 2,856,571 km (0.066 R)
• M9: 3,581,971 km (0.096 R)
• M10: 4,228,533 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.8

Radius: 12.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.14 AU - 1.54 AU

Year: 1052 Days

Day: 6.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 75.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,161,101 km

• M1: 159,322 km (0.087 R)
• M2: 655,837 km (0.037 R)
• M3: 1,138,739 km (0.055 R)
• M4: 1,831,228 km (0.036 R)
• M5: 2,653,567 km (0.104 R)
• M6: 4,421,664 km (0.114 R)
• M7: 5,257,318 km (0.089 R)

Asteroid Belt

Center: 2.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.4

Radius: 9.7

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.92 AU - 3.34 AU

Year: 3756 Days

Day: 10 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,161,101 km

• M1: 120,725 km (0.11 R)
• M2: 650,152 km (0.092 R)
• M3: 1,005,896 km (0.096 R)
• M4: 1,460,524 km (0.109 R)
• M5: 1,836,912 km (0.105 R)
• M6: 2,233,646 km (0.038 R)
• M7: 2,572,485 km (0.063 R)
• M8: 3,145,445 km (0.11 R)
• M9: 3,995,610 km (0.091 R)
• M10: 4,451,135 km (0.082 R)
• M11: 4,915,636 km (0.094 R)
• M12: 5,358,297 km (0.072 R)
• M13: 5,856,009 km (0.099 R)
• M14: 6,204,721 km (0.118 R)
• M15: 7,671,977 km (0.085 R)
• M16: 8,450,036 km (0.106 R)
• M17: 9,010,130 km (0.098 R)
• M18: 9,357,945 km (0.105 R)
• M19: 10,039,513 km (0.116 R)
• M20: 10,970,161 km (0.075 R)
• M21: 11,682,397 km (0.047 R)
• M22: 14,524,457 km (0.1 R)
• M23: 23,293,286 km (0.053 R)
• M24: 25,223,248 km (0.094 R)
• M25: 26,149,109 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.5

Radius: 9.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.9 AU - 3.62 AU

Year: 3992 Days

Day: 9.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,161,101 km

• M1: 114,891 km (0.118 R)
• M2: 403,765 km (0.118 R)
• M3: 838,496 km (0.062 R)
• M4: 1,513,482 km (0.075 R)
• M5: 1,969,157 km (0.113 R)
• M6: 2,528,952 km (0.087 R)
• M7: 2,991,209 km (0.09 R)
• M8: 3,770,465 km (0.11 R)
• M9: 4,439,167 km (0.085 R)
• M10: 5,402,129 km (0.094 R)
• M11: 6,064,548 km (0.077 R)
• M12: 6,666,380 km (0.108 R)
• M13: 7,612,288 km (0.029 R)
• M14: 10,064,197 km (0.081 R)
• M15: 12,048,912 km (0.074 R)
• M16: 12,388,948 km (0.043 R)
• M17: 13,267,536 km (0.064 R)
• M18: 13,722,164 km (0.07 R)
• M19: 17,147,058 km (0.118 R)
• M20: 17,469,441 km (0.102 R)
• M21: 17,850,616 km (0.065 R)
• M22: 18,913,360 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.2

Radius: 13.9

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.5 AU - 4.86 AU

Year: 6867 Days

Day: 8.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 56.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,161,101 km

• M1: 172,935 km (0.1 R)
• M2: 653,443 km (0.068 R)
• M3: 1,391,410 km (0.052 R)
• M4: 1,844,542 km (0.106 R)
• M5: 2,557,525 km (0.106 R)
• M6: 6,312,133 km (0.117 R)
• M7: 6,946,727 km (0.117 R)
• M8: 8,139,620 km (0.12 R)
• M9: 9,109,762 km (0.1 R)
• M10: 11,951,673 km (0.048 R)
• M11: 12,540,490 km (0.057 R)
• M12: 13,488,642 km (0.102 R)
• M13: 16,819,139 km (0.087 R)
• M14: 18,251,090 km (0.049 R)
• M15: 19,395,514 km (0.108 R)
• M16: 20,435,817 km (0.111 R)
• M17: 20,892,839 km (0.09 R)
• M18: 21,356,742 km (0.099 R)
• M19: 24,627,101 km (0.1 R)
• M20: 25,145,008 km (0.076 R)
• M21: 29,942,463 km (0.051 R)
• M22: 32,144,244 km (0.119 R)
• M23: 34,024,390 km (0.085 R)
• M24: 34,667,212 km (0.049 R)
• M25: 35,208,906 km (0.048 R)
• M26: 36,756,047 km (0.105 R)
• M27: 37,432,828 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 15,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit