🌌 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: 129.5

Radius: 14.8

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.52 AU - 0.66 AU

Year: 307 Days

Day: 11.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 20,711,049 km

• M1: 184,604 km (0.106 R)
• M2: 708,645 km (0.064 R)
• M3: 1,245,253 km (0.109 R)
• M4: 2,340,608 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.3

Radius: 13.8

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.63 AU - 1.01 AU

Year: 504 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,711,049 km

• M1: 171,888 km (0.11 R)
• M2: 650,601 km (0.082 R)
• M3: 1,139,337 km (0.088 R)
• M4: 1,808,189 km (0.104 R)
• M5: 2,244,417 km (0.095 R)
• M6: 3,140,957 km (0.119 R)
• M7: 3,835,540 km (0.093 R)
• M8: 4,323,977 km (0.115 R)
• M9: 5,271,530 km (0.032 R)
• M10: 6,008,449 km (0.116 R)
• M11: 6,610,431 km (0.054 R)
• M12: 7,040,973 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.7

Radius: 10.9

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.49 AU - 1.67 AU

Year: 1347 Days

Day: 7.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,711,049 km

• M1: 135,536 km (0.094 R)
• M2: 498,610 km (0.09 R)
• M3: 1,026,840 km (0.096 R)
• M4: 2,405,683 km (0.07 R)
• M5: 3,219,047 km (0.038 R)
• M6: 3,732,018 km (0.089 R)
• M7: 4,097,785 km (0.086 R)
• M8: 4,881,827 km (0.053 R)
• M9: 5,695,041 km (0.111 R)
• M10: 6,063,501 km (0.032 R)
• M11: 7,029,006 km (0.111 R)
• M12: 9,263,549 km (0.043 R)
• M13: 9,709,799 km (0.118 R)
• M14: 10,993,798 km (0.115 R)
• M15: 12,425,898 km (0.077 R)
• M16: 13,691,048 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.5

Radius: 15

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2 AU - 2.7 AU

Year: 2443 Days

Day: 10.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,711,049 km

• M1: 189,690 km (0.069 R)
• M2: 680,371 km (0.076 R)
• M3: 1,175,390 km (0.098 R)
• M4: 2,224,969 km (0.053 R)
• M5: 2,977,446 km (0.078 R)
• M6: 3,875,482 km (0.095 R)
• M7: 4,432,136 km (0.063 R)
• M8: 5,089,469 km (0.104 R)
• M9: 5,656,595 km (0.112 R)
• M10: 6,801,916 km (0.1 R)
• M11: 7,338,075 km (0.111 R)
• M12: 8,428,194 km (0.105 R)
• M13: 10,186,418 km (0.117 R)
• M14: 10,970,311 km (0.07 R)
• M15: 14,226,010 km (0.112 R)
• M16: 15,458,397 km (0.091 R)
• M17: 16,600,726 km (0.068 R)
• M18: 18,475,935 km (0.114 R)
• M19: 19,111,876 km (0.085 R)
• M20: 19,583,408 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.3

Radius: 13

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.83 AU - 3.49 AU

Year: 3810 Days

Day: 12.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 177.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,711,049 km

• M1: 161,715 km (0.108 R)
• M2: 791,373 km (0.112 R)
• M3: 1,209,798 km (0.098 R)
• M4: 2,243,070 km (0.088 R)
• M5: 3,247,620 km (0.059 R)
• M6: 5,177,283 km (0.111 R)
• M7: 8,802,788 km (0.034 R)
• M8: 9,431,547 km (0.111 R)
• M9: 10,890,875 km (0.025 R)
• M10: 11,345,203 km (0.118 R)
• M11: 11,772,904 km (0.119 R)
• M12: 12,373,240 km (0.055 R)
• M13: 12,910,147 km (0.062 R)
• M14: 15,544,864 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.2

Radius: 15

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.83 AU - 5.37 AU

Year: 6692 Days

Day: 13.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,711,049 km

• M1: 191,635 km (0.113 R)
• M2: 781,350 km (0.087 R)
• M3: 2,061,758 km (0.049 R)
• M4: 3,253,155 km (0.105 R)
• M5: 3,724,239 km (0.055 R)
• M6: 4,241,100 km (0.111 R)
• M7: 7,038,281 km (0.042 R)
• M8: 8,197,515 km (0.055 R)
• M9: 10,688,469 km (0.057 R)
• M10: 11,383,052 km (0.114 R)
• M11: 12,901,171 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 8.1

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.09 AU - 5.71 AU

Year: 7357 Days

Day: 7.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,711,049 km

• M1: 115,190 km (0.069 R)
• M2: 553,213 km (0.116 R)
• M3: 1,094,757 km (0.098 R)
• M4: 1,500,467 km (0.066 R)
• M5: 2,213,300 km (0.103 R)
• M6: 3,083,063 km (0.119 R)
• M7: 8,251,071 km (0.103 R)
• M8: 10,812,336 km (0.098 R)
• M9: 18,795,028 km (0.092 R)
• M10: 20,587,659 km (0.072 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 17,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit