🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.8

Radius: 14

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.67 AU - 0.69 AU

Year: 368 Days

Day: 5.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,171,844 km

• M1: 174,282 km (0.083 R)
• M2: 729,439 km (0.109 R)
• M3: 1,173,296 km (0.096 R)
• M4: 2,078,962 km (0.067 R)
• M5: 3,197,206 km (0.106 R)
• M6: 3,909,591 km (0.115 R)
• M7: 4,350,007 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.6

Radius: 8.4

Gravity: 13.63 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.78 AU - 1.24 AU

Year: 666 Days

Day: 14.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,171,844 km

• M1: 104,419 km (0.083 R)
• M2: 390,002 km (0.12 R)
• M3: 666,309 km (0.091 R)
• M4: 974,780 km (0.096 R)
• M5: 1,343,688 km (0.09 R)
• M6: 1,709,455 km (0.075 R)
• M7: 3,054,639 km (0.067 R)
• M8: 3,329,450 km (0.083 R)
• M9: 3,959,407 km (0.102 R)
• M10: 4,943,611 km (0.088 R)
• M11: 5,841,797 km (0.104 R)
• M12: 6,434,803 km (0.117 R)
• M13: 7,480,492 km (0.111 R)
• M14: 7,812,898 km (0.116 R)
• M15: 8,430,887 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.1

Radius: 12.8

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.15 AU - 1.53 AU

Year: 1018 Days

Day: 5.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,171,844 km

• M1: 162,164 km (0.095 R)
• M2: 680,820 km (0.076 R)
• M3: 1,234,033 km (0.064 R)
• M4: 1,740,721 km (0.084 R)
• M5: 2,151,068 km (0.082 R)
• M6: 3,121,509 km (0.088 R)
• M7: 4,126,956 km (0.093 R)
• M8: 4,696,775 km (0.078 R)
• M9: 5,135,695 km (0.058 R)
• M10: 6,076,067 km (0.091 R)
• M11: 7,334,036 km (0.053 R)
• M12: 7,757,846 km (0.119 R)
• M13: 8,222,797 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.7

Radius: 5.1

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.87 AU - 10.83 AU

Year: 17271 Days

Day: 24.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,171,844 km

• M1: 63,429 km (0.037 R)
• M2: 222,452 km (0.098 R)
• M3: 385,663 km (0.086 R)
• M4: 827,127 km (0.042 R)
• M5: 1,082,191 km (0.109 R)
• M6: 1,862,643 km (0.095 R)
• M7: 2,155,406 km (0.111 R)
• M8: 2,360,654 km (0.099 R)
• M9: 3,010,657 km (0.079 R)
• M10: 3,267,816 km (0.117 R)
• M11: 3,641,960 km (0.097 R)
• M12: 3,826,115 km (0.067 R)
• M13: 4,386,808 km (0.053 R)
• M14: 4,936,730 km (0.098 R)
• M15: 7,349,893 km (0.064 R)
• M16: 7,860,022 km (0.097 R)
• M17: 10,138,547 km (0.029 R)
• M18: 11,150,576 km (0.113 R)
• M19: 13,560,897 km (0.065 R)
• M20: 13,813,269 km (0.104 R)
• M21: 14,987,463 km (0.105 R)
• M22: 19,460,589 km (0.102 R)
• M23: 20,849,455 km (0.085 R)
• M24: 23,369,132 km (0.111 R)
• M25: 25,602,030 km (0.117 R)
• M26: 26,770,090 km (0.073 R)
• M27: 29,738,710 km (0.041 R)
• M28: 32,355,626 km (0.114 R)
• M29: 36,198,945 km (0.075 R)
• M30: 42,048,222 km (0.086 R)
• M31: 44,221,729 km (0.081 R)
• M32: 45,195,761 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591

Radius: 4.6

Gravity: 27.93 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.1 AU - 10 AU

Year: 17860 Days

Day: 21.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,171,844 km

• M1: 173,234 km (0.082 R)
• M2: 358,736 km (0.087 R)
• M3: 863,180 km (0.06 R)
• M4: 1,643,781 km (0.083 R)
• M5: 2,469,113 km (0.1 R)
• M6: 3,110,888 km (0.113 R)
• M7: 4,888,858 km (0.091 R)
• M8: 8,099,079 km (0.074 R)
• M9: 9,658,338 km (0.099 R)
• M10: 11,162,544 km (0.056 R)
• M11: 13,288,031 km (0.083 R)
• M12: 17,404,665 km (0.087 R)
• M13: 17,568,624 km (0.109 R)
• M14: 18,319,007 km (0.086 R)
• M15: 19,528,356 km (0.029 R)
• M16: 23,176,301 km (0.03 R)
• M17: 49,803,824 km (0.056 R)
• M18: 51,978,528 km (0.071 R)
• M19: 61,310,892 km (0.095 R)
• M20: 64,784,555 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 13,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit