🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 11.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.86 AU - 1.14 AU

Year: 667 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,073,438 km

• M1: 141,071 km (0.114 R)
• M2: 567,275 km (0.096 R)
• M3: 1,150,258 km (0.07 R)
• M4: 1,823,448 km (0.091 R)
• M5: 2,268,502 km (0.088 R)
• M6: 2,672,117 km (0.067 R)
• M7: 3,067,504 km (0.108 R)
• M8: 5,299,953 km (0.113 R)
• M9: 5,875,905 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.5

Radius: 9.9

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.12 AU - 1.16 AU

Year: 812 Days

Day: 6.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,073,438 km

• M1: 133,292 km (0.038 R)
• M2: 496,515 km (0.068 R)
• M3: 863,030 km (0.099 R)
• M4: 1,672,654 km (0.088 R)
• M5: 2,446,075 km (0.104 R)
• M6: 3,454,364 km (0.098 R)
• M7: 3,877,876 km (0.107 R)
• M8: 5,395,546 km (0.118 R)
• M9: 5,875,756 km (0.111 R)

Asteroid Belt

Center: 2.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.1

Radius: 14.7

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.36 AU - 3.48 AU

Year: 3327 Days

Day: 6.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,073,438 km

• M1: 182,809 km (0.104 R)
• M2: 736,321 km (0.085 R)
• M3: 1,276,369 km (0.098 R)
• M4: 1,737,280 km (0.09 R)
• M5: 2,286,454 km (0.11 R)
• M6: 2,859,862 km (0.051 R)
• M7: 4,221,353 km (0.099 R)
• M8: 4,696,476 km (0.077 R)
• M9: 5,393,751 km (0.113 R)
• M10: 6,395,010 km (0.07 R)
• M11: 7,340,618 km (0.079 R)
• M12: 8,570,462 km (0.054 R)
• M13: 9,234,976 km (0.103 R)
• M14: 11,009,207 km (0.1 R)
• M15: 11,755,251 km (0.05 R)
• M16: 13,835,409 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700

Radius: 9.1

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.28 AU - 3.54 AU

Year: 4199 Days

Day: 14.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 27,073,438 km

• M1: 114,891 km (0.103 R)
• M2: 485,894 km (0.078 R)
• M3: 826,678 km (0.078 R)
• M4: 1,210,696 km (0.116 R)
• M5: 2,182,783 km (0.117 R)
• M6: 2,930,173 km (0.107 R)
• M7: 3,285,020 km (0.102 R)
• M8: 4,081,628 km (0.029 R)
• M9: 5,106,075 km (0.085 R)
• M10: 5,735,134 km (0.077 R)
• M11: 6,323,352 km (0.108 R)
• M12: 7,585,659 km (0.109 R)
• M13: 8,931,442 km (0.079 R)
• M14: 9,242,156 km (0.077 R)
• M15: 10,774,487 km (0.067 R)
• M16: 11,351,038 km (0.115 R)
• M17: 12,565,772 km (0.099 R)
• M18: 13,710,794 km (0.063 R)
• M19: 14,654,308 km (0.096 R)
• M20: 15,528,708 km (0.12 R)
• M21: 16,035,695 km (0.037 R)
• M22: 16,379,620 km (0.093 R)
• M23: 17,683,516 km (0.12 R)
• M24: 19,767,264 km (0.113 R)
• M25: 23,447,970 km (0.06 R)
• M26: 23,742,977 km (0.116 R)
• M27: 24,491,415 km (0.049 R)
• M28: 24,948,138 km (0.118 R)
• M29: 25,410,395 km (0.118 R)
• M30: 26,591,022 km (0.082 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 18,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit