🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.3

Radius: 8.1

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.54 AU - 0.74 AU

Year: 347 Days

Day: 14.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,817,674 km

• M1: 100,829 km (0.064 R)
• M2: 394,789 km (0.12 R)
• M3: 728,093 km (0.028 R)
• M4: 1,224,309 km (0.109 R)
• M5: 1,560,455 km (0.106 R)
• M6: 1,863,989 km (0.084 R)
• M7: 2,358,710 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.1

Radius: 13.5

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.7 AU - 1.72 AU

Year: 1517 Days

Day: 12.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 65.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,817,674 km

• M1: 167,998 km (0.071 R)
• M2: 788,082 km (0.064 R)
• M3: 1,438,982 km (0.089 R)
• M4: 2,313,980 km (0.067 R)
• M5: 2,742,877 km (0.047 R)
• M6: 4,217,613 km (0.117 R)
• M7: 5,067,628 km (0.043 R)
• M8: 5,644,028 km (0.118 R)
• M9: 6,480,281 km (0.106 R)
• M10: 6,903,194 km (0.112 R)
• M11: 7,424,393 km (0.068 R)
• M12: 8,112,992 km (0.107 R)
• M13: 9,617,797 km (0.074 R)
• M14: 10,202,874 km (0.083 R)
• M15: 11,124,995 km (0.107 R)
• M16: 11,843,215 km (0.076 R)
• M17: 12,592,251 km (0.106 R)
• M18: 13,492,382 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.5

Radius: 12.2

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.47 AU - 2.19 AU

Year: 1679 Days

Day: 12.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,817,674 km

• M1: 152,141 km (0.056 R)
• M2: 593,904 km (0.102 R)
• M3: 1,030,729 km (0.088 R)
• M4: 1,451,099 km (0.09 R)
• M5: 1,942,678 km (0.118 R)
• M6: 2,531,495 km (0.06 R)
• M7: 3,157,712 km (0.099 R)
• M8: 3,903,308 km (0.115 R)
• M9: 4,804,784 km (0.095 R)
• M10: 5,193,589 km (0.116 R)
• M11: 5,673,798 km (0.098 R)
• M12: 6,592,479 km (0.09 R)
• M13: 7,239,639 km (0.11 R)
• M14: 7,636,523 km (0.073 R)
• M15: 8,979,612 km (0.046 R)
• M16: 9,947,361 km (0.1 R)
• M17: 11,394,571 km (0.107 R)
• M18: 11,932,824 km (0.065 R)
• M19: 13,607,722 km (0.099 R)
• M20: 14,346,286 km (0.038 R)
• M21: 16,046,017 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.8

Radius: 8.5

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.39 AU - 2.61 AU

Year: 2681 Days

Day: 6.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,817,674 km

• M1: 107,262 km (0.079 R)
• M2: 436,826 km (0.111 R)
• M3: 776,862 km (0.107 R)
• M4: 1,097,300 km (0.11 R)
• M5: 1,578,258 km (0.072 R)
• M6: 1,916,050 km (0.027 R)
• M7: 3,213,213 km (0.116 R)
• M8: 6,701,985 km (0.069 R)
• M9: 6,991,307 km (0.111 R)
• M10: 7,563,968 km (0.088 R)
• M11: 8,102,520 km (0.067 R)
• M12: 9,327,427 km (0.12 R)
• M13: 14,158,990 km (0.077 R)
• M14: 16,759,749 km (0.111 R)
• M15: 19,080,460 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.2

Radius: 5.4

Gravity: 30.7 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.67 AU - 8.81 AU

Year: 16043 Days

Day: 24.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 71,817,674 km

• M1: 72,854 km (0.102 R)
• M2: 360,980 km (0.12 R)
• M3: 884,423 km (0.11 R)
• M4: 1,243,009 km (0.076 R)
• M5: 1,575,714 km (0.097 R)
• M6: 2,645,638 km (0.07 R)
• M7: 3,039,230 km (0.06 R)
• M8: 3,556,241 km (0.058 R)
• M9: 3,731,120 km (0.087 R)
• M10: 4,004,286 km (0.077 R)
• M11: 4,728,340 km (0.062 R)
• M12: 4,976,224 km (0.083 R)
• M13: 5,158,434 km (0.114 R)
• M14: 5,459,275 km (0.119 R)
• M15: 5,653,304 km (0.097 R)
• M16: 6,262,915 km (0.066 R)
• M17: 7,903,405 km (0.055 R)
• M18: 8,456,917 km (0.089 R)
• M19: 8,769,577 km (0.118 R)
• M20: 9,198,324 km (0.032 R)
• M21: 12,466,290 km (0.078 R)
• M22: 17,416,782 km (0.115 R)
• M23: 18,265,750 km (0.107 R)
• M24: 22,035,916 km (0.069 R)
• M25: 22,528,392 km (0.089 R)
• M26: 23,331,733 km (0.062 R)
• M27: 25,639,130 km (0.093 R)
• M28: 26,074,310 km (0.083 R)
• M29: 26,625,279 km (0.077 R)
• M30: 27,636,561 km (0.081 R)
• M31: 28,556,738 km (0.061 R)
• M32: 30,336,952 km (0.042 R)
• M33: 34,908,364 km (0.079 R)
• M34: 40,945,087 km (0.084 R)
• M35: 50,308,866 km (0.105 R)
• M36: 51,679,033 km (0.091 R)
• M37: 53,603,311 km (0.086 R)
• M38: 61,196,599 km (0.064 R)
• M39: 62,168,836 km (0.092 R)
• M40: 71,388,104 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 16,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit