🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.3

Radius: 11.5

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.64 AU - 0.8 AU

Year: 388 Days

Day: 13.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,448,132 km

• M1: 145,110 km (0.086 R)
• M2: 559,346 km (0.101 R)
• M3: 1,211,593 km (0.109 R)
• M4: 1,615,358 km (0.081 R)
• M5: 2,363,946 km (0.04 R)
• M6: 2,975,801 km (0.094 R)
• M7: 3,632,984 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.3

Radius: 13.5

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.89 AU - 1.15 AU

Year: 655 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,448,132 km

• M1: 167,849 km (0.109 R)
• M2: 717,172 km (0.092 R)
• M3: 1,314,516 km (0.071 R)
• M4: 1,781,711 km (0.12 R)
• M5: 2,519,827 km (0.106 R)
• M6: 3,111,785 km (0.08 R)
• M7: 3,648,393 km (0.048 R)
• M8: 4,188,292 km (0.081 R)
• M9: 4,686,602 km (0.094 R)
• M10: 5,447,457 km (0.098 R)
• M11: 6,117,955 km (0.092 R)
• M12: 6,621,651 km (0.11 R)
• M13: 7,048,603 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.8

Radius: 8.6

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.57 AU - 4.83 AU

Year: 5473 Days

Day: 9.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,448,132 km

• M1: 107,262 km (0.073 R)
• M2: 435,779 km (0.059 R)
• M3: 763,697 km (0.073 R)
• M4: 1,069,774 km (0.12 R)
• M5: 3,001,980 km (0.078 R)
• M6: 3,409,186 km (0.034 R)
• M7: 4,064,873 km (0.106 R)
• M8: 4,486,889 km (0.064 R)
• M9: 5,132,105 km (0.12 R)
• M10: 8,581,532 km (0.113 R)
• M11: 9,747,049 km (0.093 R)
• M12: 11,300,025 km (0.087 R)
• M13: 13,277,110 km (0.11 R)
• M14: 16,503,637 km (0.105 R)
• M15: 17,449,395 km (0.086 R)
• M16: 18,099,697 km (0.056 R)
• M17: 19,448,621 km (0.109 R)
• M18: 20,289,510 km (0.086 R)
• M19: 22,421,280 km (0.105 R)
• M20: 22,803,353 km (0.115 R)
• M21: 24,698,160 km (0.108 R)
• M22: 25,270,072 km (0.088 R)
• M23: 26,355,554 km (0.108 R)
• M24: 27,384,788 km (0.104 R)
• M25: 28,619,120 km (0.095 R)
• M26: 29,249,974 km (0.115 R)
• M27: 31,962,931 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225

Radius: 14.9

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.68 AU - 7 AU

Year: 8973 Days

Day: 14 Hours

Environment

Temp: -213 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,448,132 km

• M1: 191,336 km (0.069 R)
• M2: 863,928 km (0.098 R)
• M3: 2,668,078 km (0.105 R)
• M4: 3,260,186 km (0.119 R)
• M5: 4,712,632 km (0.03 R)
• M6: 5,385,374 km (0.083 R)
• M7: 10,451,954 km (0.062 R)
• M8: 13,087,420 km (0.049 R)
• M9: 16,378,124 km (0.074 R)
• M10: 18,118,247 km (0.103 R)
• M11: 18,900,644 km (0.086 R)
• M12: 20,116,426 km (0.119 R)
• M13: 21,527,882 km (0.11 R)
• M14: 24,077,478 km (0.106 R)
• M15: 25,183,605 km (0.099 R)
• M16: 26,240,813 km (0.116 R)
• M17: 27,327,492 km (0.078 R)
• M18: 28,881,515 km (0.116 R)
• M19: 29,412,288 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.1

Radius: 5.9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.95 AU - 9.39 AU

Year: 13506 Days

Day: 24.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,448,132 km

• M1: 73,453 km (0.061 R)
• M2: 475,871 km (0.112 R)
• M3: 716,424 km (0.12 R)
• M4: 1,348,176 km (0.09 R)
• M5: 3,065,410 km (0.072 R)
• M6: 3,581,223 km (0.068 R)
• M7: 4,576,947 km (0.12 R)
• M8: 6,127,828 km (0.033 R)
• M9: 6,752,399 km (0.074 R)
• M10: 7,378,167 km (0.048 R)
• M11: 10,887,434 km (0.084 R)
• M12: 11,582,017 km (0.105 R)
• M13: 11,856,978 km (0.066 R)
• M14: 14,657,749 km (0.105 R)
• M15: 15,636,867 km (0.09 R)
• M16: 17,080,038 km (0.052 R)
• M17: 18,311,677 km (0.088 R)
• M18: 19,369,334 km (0.093 R)
• M19: 22,191,049 km (0.114 R)
• M20: 24,009,261 km (0.064 R)
• M21: 24,366,501 km (0.092 R)
• M22: 30,784,699 km (0.087 R)
• M23: 32,277,237 km (0.086 R)
• M24: 33,929,395 km (0.091 R)
• M25: 36,218,841 km (0.037 R)
• M26: 37,760,896 km (0.113 R)
• M27: 40,469,515 km (0.079 R)
• M28: 41,613,939 km (0.116 R)
• M29: 43,041,701 km (0.117 R)
• M30: 43,304,844 km (0.082 R)
• M31: 43,967,113 km (0.051 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 17,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit