🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 11.9

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.8 AU

Year: 387 Days

Day: 8.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,047,047 km

• M1: 148,999 km (0.032 R)
• M2: 556,354 km (0.05 R)
• M3: 1,285,794 km (0.043 R)
• M4: 1,792,033 km (0.064 R)
• M5: 2,404,038 km (0.069 R)
• M6: 2,873,775 km (0.075 R)
• M7: 3,266,021 km (0.118 R)
• M8: 3,682,651 km (0.084 R)
• M9: 4,259,949 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.4

Radius: 14.1

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.65 AU - 0.93 AU

Year: 485 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 32,047,047 km

• M1: 175,329 km (0.094 R)
• M2: 1,879,996 km (0.097 R)
• M3: 2,488,411 km (0.044 R)
• M4: 3,048,655 km (0.116 R)
• M5: 4,119,327 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.2

Radius: 9.3

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.34 AU - 4.28 AU

Year: 5133 Days

Day: 13.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 156.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,047,047 km

• M1: 115,938 km (0.105 R)
• M2: 574,905 km (0.026 R)
• M3: 1,075,459 km (0.082 R)
• M4: 1,377,647 km (0.107 R)
• M5: 1,774,231 km (0.119 R)
• M6: 2,145,533 km (0.102 R)
• M7: 2,552,439 km (0.062 R)
• M8: 4,671,792 km (0.074 R)
• M9: 5,097,099 km (0.099 R)
• M10: 5,939,335 km (0.116 R)
• M11: 6,439,141 km (0.044 R)
• M12: 6,839,914 km (0.041 R)
• M13: 7,224,680 km (0.097 R)
• M14: 8,502,993 km (0.073 R)
• M15: 9,061,891 km (0.034 R)
• M16: 9,804,944 km (0.046 R)
• M17: 12,847,615 km (0.107 R)
• M18: 13,434,338 km (0.054 R)
• M19: 13,784,845 km (0.116 R)
• M20: 16,298,389 km (0.119 R)
• M21: 16,812,407 km (0.089 R)
• M22: 18,728,008 km (0.072 R)
• M23: 21,867,618 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 8.4

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.98 AU - 4.66 AU

Year: 5154 Days

Day: 11.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,047,047 km

• M1: 106,663 km (0.11 R)
• M2: 574,157 km (0.091 R)
• M3: 1,102,836 km (0.073 R)
• M4: 1,955,843 km (0.05 R)
• M5: 2,505,016 km (0.101 R)
• M6: 5,332,416 km (0.115 R)
• M7: 6,499,429 km (0.032 R)
• M8: 6,799,074 km (0.075 R)
• M9: 8,556,699 km (0.11 R)
• M10: 9,371,559 km (0.086 R)
• M11: 9,841,296 km (0.111 R)
• M12: 13,259,458 km (0.116 R)
• M13: 18,434,946 km (0.101 R)
• M14: 21,284,187 km (0.108 R)
• M15: 21,724,304 km (0.084 R)
• M16: 23,702,436 km (0.104 R)
• M17: 27,318,666 km (0.103 R)
• M18: 31,665,232 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 17,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit