🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.2

Radius: 8.5

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.73 AU - 0.85 AU

Year: 485 Days

Day: 8.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,027,926 km

• M1: 105,766 km (0.111 R)
• M2: 391,498 km (0.045 R)
• M3: 742,454 km (0.081 R)
• M4: 1,196,185 km (0.103 R)
• M5: 1,487,452 km (0.078 R)
• M6: 2,245,165 km (0.03 R)
• M7: 3,704,492 km (0.089 R)
• M8: 4,563,184 km (0.104 R)
• M9: 5,081,391 km (0.113 R)
• M10: 5,513,130 km (0.066 R)
• M11: 5,857,355 km (0.035 R)
• M12: 6,235,239 km (0.09 R)
• M13: 6,812,089 km (0.096 R)
• M14: 7,187,579 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.2

Radius: 13.5

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.81 AU - 0.93 AU

Year: 560 Days

Day: 13.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,027,926 km

• M1: 167,849 km (0.111 R)
• M2: 761,304 km (0.097 R)
• M3: 1,393,355 km (0.084 R)
• M4: 2,053,231 km (0.105 R)
• M5: 2,655,512 km (0.077 R)
• M6: 3,312,994 km (0.112 R)
• M7: 3,802,628 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.1

Radius: 9.2

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.95 AU - 1.33 AU

Year: 840 Days

Day: 8.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,027,926 km

• M1: 114,442 km (0.101 R)
• M2: 478,264 km (0.102 R)
• M3: 791,672 km (0.102 R)
• M4: 1,089,970 km (0.08 R)
• M5: 1,556,267 km (0.047 R)
• M6: 1,943,725 km (0.116 R)
• M7: 2,703,234 km (0.056 R)
• M8: 3,293,846 km (0.097 R)
• M9: 3,762,536 km (0.077 R)
• M10: 4,290,766 km (0.082 R)
• M11: 5,936,941 km (0.062 R)
• M12: 7,335,681 km (0.119 R)
• M13: 7,682,150 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.3

Radius: 8.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.83 AU - 4.55 AU

Year: 5920 Days

Day: 9.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,027,926 km

• M1: 106,364 km (0.026 R)
• M2: 402,568 km (0.092 R)
• M3: 797,057 km (0.063 R)
• M4: 1,451,249 km (0.114 R)
• M5: 1,832,125 km (0.118 R)
• M6: 3,442,995 km (0.072 R)
• M7: 6,033,581 km (0.111 R)
• M8: 6,343,698 km (0.089 R)
• M9: 8,026,524 km (0.113 R)
• M10: 9,154,941 km (0.049 R)
• M11: 9,810,030 km (0.113 R)
• M12: 10,681,886 km (0.112 R)
• M13: 11,059,920 km (0.112 R)
• M14: 14,006,849 km (0.118 R)
• M15: 14,323,248 km (0.093 R)
• M16: 14,690,511 km (0.089 R)
• M17: 16,521,589 km (0.104 R)
• M18: 17,181,465 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.8

Radius: 4.2

Gravity: 15.18 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.16 AU - 9.84 AU

Year: 20211 Days

Day: 22.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 56,027,926 km

• M1: 56,997 km (0.042 R)
• M2: 389,702 km (0.101 R)
• M3: 585,526 km (0.073 R)
• M4: 751,281 km (0.035 R)
• M5: 948,002 km (0.104 R)
• M6: 1,082,191 km (0.12 R)
• M7: 2,194,601 km (0.117 R)
• M8: 2,472,853 km (0.066 R)
• M9: 3,221,740 km (0.088 R)
• M10: 3,661,557 km (0.07 R)
• M11: 4,081,927 km (0.066 R)
• M12: 4,596,544 km (0.08 R)
• M13: 4,951,690 km (0.059 R)
• M14: 5,901,038 km (0.092 R)
• M15: 6,281,465 km (0.104 R)
• M16: 7,832,346 km (0.111 R)
• M17: 8,623,868 km (0.115 R)
• M18: 9,365,126 km (0.072 R)
• M19: 12,143,009 km (0.066 R)
• M20: 13,982,315 km (0.096 R)
• M21: 20,858,132 km (0.045 R)
• M22: 21,383,370 km (0.106 R)
• M23: 22,097,251 km (0.114 R)
• M24: 22,919,291 km (0.047 R)
• M25: 24,527,319 km (0.114 R)
• M26: 30,466,055 km (0.1 R)
• M27: 31,942,885 km (0.088 R)
• M28: 33,466,839 km (0.087 R)
• M29: 40,047,799 km (0.103 R)
• M30: 42,373,148 km (0.052 R)
• M31: 43,214,786 km (0.061 R)
• M32: 43,924,777 km (0.107 R)
• M33: 44,642,398 km (0.087 R)
• M34: 47,140,832 km (0.086 R)
• M35: 51,297,858 km (0.096 R)
• M36: 52,897,508 km (0.096 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 14,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit