🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657

Radius: 13.5

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.19 AU - 1.41 AU

Year: 972 Days

Day: 8 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,837,998 km

• M1: 167,849 km (0.115 R)
• M2: 626,366 km (0.115 R)
• M3: 1,081,443 km (0.112 R)
• M4: 1,631,066 km (0.077 R)
• M5: 2,322,657 km (0.09 R)
• M6: 3,045,065 km (0.067 R)
• M7: 3,670,533 km (0.109 R)
• M8: 4,585,025 km (0.091 R)
• M9: 5,237,571 km (0.088 R)
• M10: 5,787,194 km (0.062 R)
• M11: 6,550,592 km (0.087 R)
• M12: 8,409,046 km (0.052 R)
• M13: 8,835,699 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.6

Radius: 11.5

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.06 AU - 1.56 AU

Year: 984 Days

Day: 10.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,837,998 km

• M1: 143,016 km (0.096 R)
• M2: 682,017 km (0.1 R)
• M3: 1,044,193 km (0.063 R)
• M4: 1,477,129 km (0.1 R)
• M5: 1,840,652 km (0.108 R)
• M6: 2,307,697 km (0.109 R)
• M7: 2,941,842 km (0.063 R)
• M8: 4,287,625 km (0.037 R)
• M9: 4,769,330 km (0.032 R)
• M10: 5,172,945 km (0.11 R)
• M11: 5,760,266 km (0.091 R)
• M12: 6,769,603 km (0.12 R)
• M13: 7,668,836 km (0.051 R)
• M14: 8,565,974 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 15

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.35 AU - 1.61 AU

Year: 1181 Days

Day: 12.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 37,837,998 km

• M1: 186,698 km (0.066 R)
• M2: 662,719 km (0.07 R)
• M3: 1,240,914 km (0.085 R)
• M4: 1,857,108 km (0.103 R)
• M5: 3,226,527 km (0.102 R)
• M6: 4,195,921 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.9

Radius: 12.3

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.5 AU - 5.08 AU

Year: 5829 Days

Day: 9.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,837,998 km

• M1: 153,039 km (0.073 R)
• M2: 771,327 km (0.1 R)
• M3: 2,215,245 km (0.114 R)
• M4: 5,335,857 km (0.049 R)
• M5: 5,863,040 km (0.1 R)
• M6: 6,323,203 km (0.086 R)
• M7: 6,736,691 km (0.042 R)
• M8: 7,772,507 km (0.082 R)
• M9: 8,492,671 km (0.115 R)
• M10: 9,083,134 km (0.091 R)
• M11: 11,570,199 km (0.08 R)
• M12: 13,108,214 km (0.097 R)
• M13: 15,141,249 km (0.105 R)
• M14: 15,821,471 km (0.103 R)
• M15: 17,443,411 km (0.103 R)
• M16: 19,532,844 km (0.085 R)
• M17: 20,190,925 km (0.082 R)
• M18: 21,474,326 km (0.066 R)
• M19: 23,053,181 km (0.052 R)
• M20: 26,263,851 km (0.088 R)
• M21: 32,529,159 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.2

Radius: 13

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.46 AU - 6.22 AU

Year: 8095 Days

Day: 13.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,837,998 km

• M1: 161,715 km (0.107 R)
• M2: 590,762 km (0.075 R)
• M3: 1,015,620 km (0.059 R)
• M4: 1,552,975 km (0.087 R)
• M5: 2,448,618 km (0.091 R)
• M6: 3,998,901 km (0.094 R)
• M7: 4,648,754 km (0.108 R)
• M8: 7,978,503 km (0.034 R)
• M9: 8,587,965 km (0.064 R)
• M10: 9,854,311 km (0.054 R)
• M11: 11,092,233 km (0.075 R)
• M12: 12,218,556 km (0.071 R)
• M13: 12,700,859 km (0.1 R)
• M14: 15,244,023 km (0.111 R)
• M15: 15,678,006 km (0.112 R)
• M16: 17,029,324 km (0.106 R)
• M17: 17,903,873 km (0.102 R)
• M18: 18,808,192 km (0.039 R)
• M19: 21,471,782 km (0.066 R)
• M20: 22,492,638 km (0.086 R)
• M21: 26,100,490 km (0.057 R)
• M22: 29,308,916 km (0.104 R)
• M23: 32,159,353 km (0.103 R)
• M24: 32,771,358 km (0.109 R)
• M25: 34,867,823 km (0.1 R)
• M26: 36,718,947 km (0.112 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: 253 - 12,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit