🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.1

Radius: 10.7

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.71 AU - 1.15 AU

Year: 579 Days

Day: 8.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 93,627,394 km

• M1: 150,346 km (0.084 R)
• M2: 484,248 km (0.047 R)
• M3: 841,488 km (0.09 R)
• M4: 1,199,925 km (0.108 R)
• M5: 1,748,051 km (0.092 R)
• M6: 2,427,375 km (0.08 R)
• M7: 2,976,399 km (0.09 R)
• M8: 3,489,370 km (0.108 R)
• M9: 4,190,685 km (0.057 R)
• M10: 4,804,485 km (0.112 R)
• M11: 5,673,050 km (0.045 R)
• M12: 6,866,093 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.2

Radius: 11.5

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.91 AU - 1.17 AU

Year: 685 Days

Day: 5.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 93,627,394 km

• M1: 143,016 km (0.057 R)
• M2: 757,115 km (0.089 R)
• M3: 1,288,038 km (0.061 R)
• M4: 2,023,760 km (0.068 R)
• M5: 2,669,275 km (0.088 R)
• M6: 4,199,063 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.9

Radius: 13.8

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.98 AU - 6.08 AU

Year: 8397 Days

Day: 14.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,627,394 km

• M1: 195,674 km (0.059 R)
• M2: 864,676 km (0.115 R)
• M3: 1,391,709 km (0.109 R)
• M4: 2,260,424 km (0.108 R)
• M5: 2,951,865 km (0.118 R)
• M6: 4,017,600 km (0.117 R)
• M7: 5,655,248 km (0.101 R)
• M8: 7,626,799 km (0.11 R)
• M9: 8,442,855 km (0.083 R)
• M10: 9,709,051 km (0.03 R)
• M11: 12,616,037 km (0.114 R)
• M12: 15,087,095 km (0.08 R)
• M13: 17,798,556 km (0.102 R)
• M14: 19,234,546 km (0.073 R)
• M15: 22,647,921 km (0.095 R)
• M16: 25,164,157 km (0.101 R)
• M17: 26,100,191 km (0.068 R)
• M18: 28,041,822 km (0.109 R)
• M19: 30,650,210 km (0.098 R)
• M20: 35,069,630 km (0.088 R)

Asteroid Belt

Center: 7.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.5

Radius: 3.3

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.02 AU - 9.82 AU

Year: 17201 Days

Day: 15.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,627,394 km

• M1: 46,824 km (0.103 R)
• M2: 184,005 km (0.112 R)
• M3: 287,378 km (0.096 R)
• M4: 749,635 km (0.109 R)
• M5: 1,416,243 km (0.107 R)
• M6: 1,548,936 km (0.092 R)
• M7: 2,526,858 km (0.104 R)
• M8: 2,650,276 km (0.069 R)
• M9: 5,473,038 km (0.034 R)
• M10: 9,277,013 km (0.042 R)
• M11: 14,482,121 km (0.108 R)
• M12: 18,440,032 km (0.093 R)
• M13: 18,972,002 km (0.11 R)
• M14: 21,058,144 km (0.113 R)
• M15: 24,625,904 km (0.117 R)
• M16: 25,679,372 km (0.051 R)
• M17: 27,187,169 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881

Radius: 3.2

Gravity: 86.04 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.68 AU - 11.64 AU

Year: 24072 Days

Day: 18.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 93,627,394 km

• M1: 40,242 km (0.058 R)
• M2: 445,054 km (0.102 R)
• M3: 702,212 km (0.093 R)
• M4: 846,126 km (0.107 R)
• M5: 956,978 km (0.105 R)
• M6: 1,781,411 km (0.083 R)
• M7: 2,094,221 km (0.072 R)
• M8: 2,345,994 km (0.064 R)
• M9: 2,617,514 km (0.092 R)
• M10: 2,827,849 km (0.11 R)
• M11: 3,342,316 km (0.107 R)
• M12: 5,175,189 km (0.097 R)
• M13: 5,591,370 km (0.109 R)
• M14: 6,119,750 km (0.074 R)
• M15: 8,682,212 km (0.085 R)
• M16: 9,388,912 km (0.049 R)
• M17: 10,585,097 km (0.118 R)
• M18: 13,737,572 km (0.057 R)
• M19: 13,972,890 km (0.048 R)
• M20: 14,694,700 km (0.111 R)
• M21: 15,441,193 km (0.044 R)
• M22: 16,919,519 km (0.068 R)
• M23: 17,924,667 km (0.111 R)
• M24: 18,205,612 km (0.095 R)
• M25: 20,559,385 km (0.104 R)
• M26: 20,661,710 km (0.076 R)
• M27: 21,809,126 km (0.072 R)
• M28: 25,860,086 km (0.08 R)
• M29: 29,727,191 km (0.08 R)
• M30: 38,426,906 km (0.109 R)
• M31: 38,737,621 km (0.105 R)
• M32: 43,603,291 km (0.075 R)
• M33: 46,709,841 km (0.035 R)
• M34: 50,145,356 km (0.104 R)
• M35: 56,505,958 km (0.107 R)
• M36: 57,514,248 km (0.113 R)
• M37: 57,717,402 km (0.097 R)
• M38: 64,471,596 km (0.061 R)
• M39: 70,100,665 km (0.073 R)
• M40: 74,110,037 km (0.106 R)
• M41: 78,518,836 km (0.116 R)
• M42: 83,358,626 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 19,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit