🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.7

Radius: 8.1

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.11 AU - 1.17 AU

Year: 798 Days

Day: 11.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,486,689 km

• M1: 100,679 km (0.082 R)
• M2: 391,797 km (0.066 R)
• M3: 804,089 km (0.115 R)
• M4: 1,285,345 km (0.04 R)
• M5: 1,919,490 km (0.104 R)
• M6: 2,198,042 km (0.033 R)
• M7: 2,711,312 km (0.102 R)
• M8: 3,181,498 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115

Radius: 10.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.4 AU - 1.96 AU

Year: 1428 Days

Day: 5.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,486,689 km

• M1: 134,488 km (0.074 R)
• M2: 558,150 km (0.11 R)
• M3: 928,404 km (0.086 R)
• M4: 1,650,813 km (0.096 R)
• M5: 2,019,571 km (0.078 R)
• M6: 2,881,704 km (0.087 R)
• M7: 3,903,008 km (0.113 R)
• M8: 4,277,751 km (0.118 R)
• M9: 5,321,196 km (0.116 R)
• M10: 5,765,053 km (0.111 R)
• M11: 6,272,190 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 8

Gravity: 11.38 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.93 AU - 3.53 AU

Year: 3808 Days

Day: 9.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,486,689 km

• M1: 100,679 km (0.101 R)
• M2: 364,720 km (0.089 R)
• M3: 614,698 km (0.109 R)
• M4: 1,235,379 km (0.103 R)
• M5: 1,595,162 km (0.069 R)
• M6: 2,464,027 km (0.042 R)
• M7: 3,617,426 km (0.117 R)
• M8: 3,911,536 km (0.113 R)
• M9: 4,967,397 km (0.06 R)
• M10: 6,441,385 km (0.069 R)
• M11: 7,427,684 km (0.031 R)
• M12: 9,110,062 km (0.097 R)
• M13: 9,617,049 km (0.1 R)
• M14: 11,075,628 km (0.037 R)
• M15: 12,438,614 km (0.069 R)
• M16: 14,635,010 km (0.113 R)
• M17: 15,880,263 km (0.097 R)
• M18: 16,557,193 km (0.091 R)
• M19: 17,549,027 km (0.103 R)
• M20: 19,078,964 km (0.075 R)
• M21: 20,762,240 km (0.065 R)
• M22: 21,367,213 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.4

Radius: 10.2

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.8 AU - 4.58 AU

Year: 4650 Days

Day: 6.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 76.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,486,689 km

• M1: 129,701 km (0.108 R)
• M2: 697,425 km (0.119 R)
• M3: 1,016,817 km (0.072 R)
• M4: 1,494,782 km (0.025 R)
• M5: 1,944,772 km (0.025 R)
• M6: 3,488,323 km (0.12 R)
• M7: 3,862,168 km (0.088 R)
• M8: 4,262,941 km (0.115 R)
• M9: 6,278,174 km (0.076 R)
• M10: 6,901,548 km (0.115 R)
• M11: 7,710,873 km (0.099 R)
• M12: 12,029,763 km (0.097 R)
• M13: 12,428,741 km (0.07 R)
• M14: 16,733,569 km (0.109 R)
• M15: 17,674,540 km (0.115 R)
• M16: 19,185,329 km (0.103 R)
• M17: 19,661,798 km (0.115 R)
• M18: 23,918,456 km (0.091 R)
• M19: 25,436,575 km (0.088 R)
• M20: 27,876,217 km (0.04 R)
• M21: 29,556,650 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.2

Radius: 4.8

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.28 AU - 6.92 AU

Year: 9883 Days

Day: 24 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,486,689 km

• M1: 59,839 km (0.1 R)
• M2: 290,519 km (0.072 R)
• M3: 503,846 km (0.114 R)
• M4: 697,126 km (0.119 R)
• M5: 898,335 km (0.054 R)
• M6: 1,206,806 km (0.078 R)
• M7: 1,631,814 km (0.09 R)
• M8: 1,948,063 km (0.08 R)
• M9: 2,684,833 km (0.039 R)
• M10: 2,973,557 km (0.084 R)
• M11: 3,282,776 km (0.05 R)
• M12: 3,634,480 km (0.117 R)
• M13: 4,267,878 km (0.114 R)
• M14: 4,610,906 km (0.098 R)
• M15: 5,051,920 km (0.1 R)
• M16: 5,868,425 km (0.05 R)
• M17: 6,292,535 km (0.093 R)
• M18: 7,546,614 km (0.101 R)
• M19: 10,581,805 km (0.101 R)
• M20: 12,637,280 km (0.115 R)
• M21: 13,916,192 km (0.12 R)
• M22: 14,235,584 km (0.083 R)
• M23: 16,728,632 km (0.112 R)
• M24: 18,714,544 km (0.056 R)
• M25: 20,645,105 km (0.095 R)
• M26: 21,410,896 km (0.094 R)
• M27: 24,509,367 km (0.099 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: 264 - 12,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit