🌌 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: 264.9

Radius: 12.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.56 AU - 0.68 AU

Year: 337 Days

Day: 14.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,311,125 km

• M1: 154,235 km (0.114 R)
• M2: 577,448 km (0.087 R)
• M3: 1,152,801 km (0.069 R)
• M4: 2,200,136 km (0.089 R)
• M5: 3,488,622 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691

Radius: 8

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.98 AU - 1 AU

Year: 680 Days

Day: 6.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,311,125 km

• M1: 99,483 km (0.113 R)
• M2: 349,012 km (0.071 R)
• M3: 746,045 km (0.1 R)
• M4: 1,154,746 km (0.043 R)
• M5: 1,571,825 km (0.083 R)
• M6: 1,877,004 km (0.108 R)
• M7: 2,894,420 km (0.106 R)
• M8: 3,304,318 km (0.089 R)
• M9: 3,654,078 km (0.099 R)
• M10: 4,133,688 km (0.1 R)
• M11: 4,720,411 km (0.108 R)
• M12: 5,147,513 km (0.094 R)
• M13: 5,618,746 km (0.065 R)
• M14: 6,257,978 km (0.094 R)
• M15: 6,837,520 km (0.101 R)
• M16: 7,273,000 km (0.092 R)
• M17: 7,960,851 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 12.5

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.44 AU - 2.48 AU

Year: 2663 Days

Day: 13.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,311,125 km

• M1: 155,432 km (0.086 R)
• M2: 677,230 km (0.106 R)
• M3: 1,350,121 km (0.09 R)
• M4: 2,414,809 km (0.062 R)
• M5: 3,051,647 km (0.068 R)
• M6: 3,780,787 km (0.115 R)
• M7: 5,450,748 km (0.109 R)
• M8: 8,203,050 km (0.092 R)
• M9: 9,189,947 km (0.076 R)
• M10: 11,215,053 km (0.034 R)
• M11: 11,623,156 km (0.12 R)
• M12: 13,522,152 km (0.094 R)
• M13: 14,371,419 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 11.2

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.48 AU - 3.04 AU

Year: 3165 Days

Day: 5.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,311,125 km

• M1: 139,425 km (0.053 R)
• M2: 503,247 km (0.09 R)
• M3: 968,197 km (0.099 R)
• M4: 1,525,150 km (0.069 R)
• M5: 2,173,657 km (0.035 R)
• M6: 2,610,483 km (0.046 R)
• M7: 3,502,685 km (0.043 R)
• M8: 5,028,583 km (0.046 R)
• M9: 6,677,750 km (0.108 R)
• M10: 7,181,296 km (0.119 R)
• M11: 7,743,934 km (0.109 R)
• M12: 8,300,139 km (0.095 R)
• M13: 8,995,021 km (0.104 R)
• M14: 9,376,196 km (0.084 R)
• M15: 10,008,397 km (0.086 R)
• M16: 10,501,172 km (0.095 R)
• M17: 14,210,451 km (0.107 R)
• M18: 14,780,868 km (0.117 R)
• M19: 17,391,800 km (0.104 R)
• M20: 18,652,162 km (0.087 R)
• M21: 20,622,814 km (0.12 R)
• M22: 21,287,029 km (0.099 R)
• M23: 21,965,455 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.9

Radius: 3.1

Gravity: 45.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.27 AU - 11.27 AU

Year: 19482 Days

Day: 20.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 64,311,125 km

• M1: 63,579 km (0.089 R)
• M2: 193,131 km (0.079 R)
• M3: 306,825 km (0.091 R)
• M4: 507,885 km (0.059 R)
• M5: 862,133 km (0.052 R)
• M6: 995,424 km (0.079 R)
• M7: 1,573,919 km (0.119 R)
• M8: 1,862,194 km (0.104 R)
• M9: 2,285,855 km (0.103 R)
• M10: 2,498,434 km (0.117 R)
• M11: 3,189,726 km (0.101 R)
• M12: 3,509,865 km (0.084 R)
• M13: 3,677,864 km (0.065 R)
• M14: 3,851,098 km (0.047 R)
• M15: 4,060,086 km (0.093 R)
• M16: 4,403,713 km (0.104 R)
• M17: 4,699,019 km (0.106 R)
• M18: 5,817,712 km (0.119 R)
• M19: 7,370,986 km (0.101 R)
• M20: 7,507,868 km (0.106 R)
• M21: 8,564,328 km (0.091 R)
• M22: 11,205,329 km (0.12 R)
• M23: 11,630,935 km (0.086 R)
• M24: 11,941,351 km (0.102 R)
• M25: 12,578,937 km (0.092 R)
• M26: 16,033,301 km (0.093 R)
• M27: 16,573,350 km (0.111 R)
• M28: 18,349,226 km (0.116 R)
• M29: 20,697,015 km (0.11 R)
• M30: 22,084,086 km (0.079 R)
• M31: 27,371,025 km (0.117 R)
• M32: 32,211,264 km (0.115 R)
• M33: 34,069,269 km (0.037 R)
• M34: 37,188,684 km (0.071 R)
• M35: 42,508,385 km (0.082 R)
• M36: 44,137,805 km (0.107 R)
• M37: 44,589,291 km (0.095 R)
• M38: 47,206,356 km (0.075 R)
• M39: 49,598,875 km (0.109 R)
• M40: 50,907,258 km (0.111 R)
• M41: 51,403,773 km (0.101 R)
• M42: 59,610,264 km (0.09 R)
• M43: 64,118,545 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 13,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit