🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.9

Radius: 12.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.61 AU - 0.63 AU

Year: 326 Days

Day: 10.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,525,348 km

• M1: 151,692 km (0.053 R)
• M2: 531,521 km (0.119 R)
• M3: 927,956 km (0.079 R)
• M4: 1,762,413 km (0.037 R)
• M5: 2,209,561 km (0.046 R)
• M6: 2,946,031 km (0.118 R)
• M7: 3,520,187 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.5

Radius: 8.7

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.94 AU - 1.08 AU

Year: 677 Days

Day: 10.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,525,348 km

• M1: 108,309 km (0.053 R)
• M2: 425,008 km (0.072 R)
• M3: 696,677 km (0.036 R)
• M4: 1,085,033 km (0.096 R)
• M5: 1,416,243 km (0.093 R)
• M6: 1,704,518 km (0.073 R)
• M7: 2,402,243 km (0.109 R)
• M8: 2,700,242 km (0.094 R)
• M9: 3,534,549 km (0.103 R)
• M10: 4,180,064 km (0.091 R)
• M11: 4,867,316 km (0.101 R)
• M12: 5,458,677 km (0.053 R)
• M13: 6,016,976 km (0.073 R)
• M14: 7,113,080 km (0.117 R)
• M15: 8,115,684 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.9

Radius: 8.1

Gravity: 13.52 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.86 AU - 3.06 AU

Year: 3396 Days

Day: 15 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,525,348 km

• M1: 100,679 km (0.064 R)
• M2: 566,826 km (0.087 R)
• M3: 1,010,982 km (0.037 R)
• M4: 1,447,210 km (0.093 R)
• M5: 1,872,068 km (0.09 R)
• M6: 2,332,680 km (0.108 R)
• M7: 2,919,402 km (0.079 R)
• M8: 3,421,303 km (0.088 R)
• M9: 4,133,539 km (0.077 R)
• M10: 4,501,400 km (0.089 R)
• M11: 4,816,154 km (0.107 R)
• M12: 5,571,773 km (0.049 R)
• M13: 5,992,442 km (0.115 R)
• M14: 7,718,652 km (0.105 R)
• M15: 8,206,341 km (0.103 R)
• M16: 8,494,018 km (0.083 R)
• M17: 9,633,654 km (0.087 R)
• M18: 11,088,344 km (0.103 R)
• M19: 15,987,524 km (0.051 R)
• M20: 16,607,907 km (0.076 R)
• M21: 17,598,095 km (0.118 R)
• M22: 18,137,994 km (0.111 R)
• M23: 20,017,541 km (0.102 R)
• M24: 20,539,937 km (0.08 R)
• M25: 22,300,704 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.7

Radius: 8.2

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.54 AU - 6.88 AU

Year: 9099 Days

Day: 11 Hours

Environment

Temp: -222 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,525,348 km

• M1: 102,475 km (0.094 R)
• M2: 421,567 km (0.115 R)
• M3: 769,831 km (0.111 R)
• M4: 1,185,414 km (0.116 R)
• M5: 2,470,609 km (0.094 R)
• M6: 4,020,144 km (0.099 R)
• M7: 6,510,499 km (0.083 R)
• M8: 7,928,687 km (0.09 R)
• M9: 9,334,458 km (0.098 R)
• M10: 12,083,768 km (0.052 R)
• M11: 12,380,271 km (0.113 R)
• M12: 17,185,205 km (0.079 R)
• M13: 19,997,944 km (0.027 R)
• M14: 20,343,814 km (0.116 R)
• M15: 21,549,573 km (0.117 R)
• M16: 25,695,080 km (0.04 R)
• M17: 27,868,587 km (0.097 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: 351 - 18,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit