🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.4

Radius: 8.1

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.68 AU - 0.8 AU

Year: 411 Days

Day: 10.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,374,991 km

• M1: 100,679 km (0.056 R)
• M2: 370,853 km (0.119 R)
• M3: 704,905 km (0.118 R)
• M4: 1,314,666 km (0.071 R)
• M5: 1,898,547 km (0.104 R)
• M6: 2,286,304 km (0.039 R)
• M7: 2,573,682 km (0.052 R)
• M8: 2,828,297 km (0.082 R)
• M9: 3,211,417 km (0.041 R)
• M10: 4,009,672 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.7

Radius: 11.2

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.6 AU - 0.98 AU

Year: 453 Days

Day: 10.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 66,374,991 km

• M1: 139,276 km (0.118 R)
• M2: 740,509 km (0.108 R)
• M3: 1,095,804 km (0.068 R)
• M4: 1,599,052 km (0.031 R)
• M5: 2,025,256 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.4

Radius: 11.7

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.92 AU - 1.5 AU

Year: 859 Days

Day: 7.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,374,991 km

• M1: 146,008 km (0.04 R)
• M2: 533,316 km (0.115 R)
• M3: 982,260 km (0.098 R)
• M4: 1,430,006 km (0.062 R)
• M5: 2,284,210 km (0.101 R)
• M6: 2,865,697 km (0.04 R)
• M7: 3,504,330 km (0.1 R)
• M8: 4,014,908 km (0.119 R)
• M9: 5,343,038 km (0.107 R)
• M10: 5,776,871 km (0.036 R)
• M11: 7,071,940 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.8

Radius: 8.1

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.88 AU - 2 AU

Year: 1745 Days

Day: 5.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,374,991 km

• M1: 100,679 km (0.077 R)
• M2: 372,798 km (0.087 R)
• M3: 648,956 km (0.095 R)
• M4: 925,412 km (0.042 R)
• M5: 1,315,115 km (0.104 R)
• M6: 1,610,870 km (0.076 R)
• M7: 2,121,148 km (0.12 R)
• M8: 2,401,794 km (0.086 R)
• M9: 2,735,098 km (0.093 R)
• M10: 3,253,754 km (0.079 R)
• M11: 3,511,810 km (0.098 R)
• M12: 3,978,705 km (0.083 R)
• M13: 4,545,382 km (0.115 R)
• M14: 6,295,826 km (0.026 R)
• M15: 8,514,512 km (0.1 R)
• M16: 8,913,640 km (0.085 R)
• M17: 9,650,409 km (0.045 R)
• M18: 10,016,774 km (0.104 R)
• M19: 10,323,450 km (0.084 R)
• M20: 11,538,933 km (0.059 R)
• M21: 13,578,400 km (0.105 R)
• M22: 14,423,180 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.4

Radius: 5.7

Gravity: 23.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.21 AU - 8.49 AU

Year: 15579 Days

Day: 18.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,374,991 km

• M1: 84,523 km (0.104 R)
• M2: 332,406 km (0.103 R)
• M3: 642,074 km (0.092 R)
• M4: 931,396 km (0.067 R)
• M5: 1,347,129 km (0.096 R)
• M6: 2,347,041 km (0.087 R)
• M7: 2,585,949 km (0.118 R)
• M8: 4,541,043 km (0.062 R)
• M9: 4,844,278 km (0.041 R)
• M10: 5,718,977 km (0.053 R)
• M11: 6,440,787 km (0.09 R)
• M12: 7,221,837 km (0.08 R)
• M13: 7,967,433 km (0.105 R)
• M14: 8,408,747 km (0.038 R)
• M15: 9,286,587 km (0.08 R)
• M16: 9,775,323 km (0.114 R)
• M17: 10,922,739 km (0.09 R)
• M18: 12,675,876 km (0.067 R)
• M19: 13,277,110 km (0.114 R)
• M20: 13,688,355 km (0.058 R)
• M21: 15,194,805 km (0.094 R)
• M22: 15,720,642 km (0.066 R)
• M23: 16,492,567 km (0.056 R)
• M24: 17,047,874 km (0.061 R)
• M25: 18,617,904 km (0.097 R)
• M26: 21,196,223 km (0.117 R)
• M27: 25,864,275 km (0.098 R)
• M28: 27,377,009 km (0.083 R)
• M29: 29,755,016 km (0.089 R)
• M30: 33,386,056 km (0.091 R)
• M31: 34,659,134 km (0.025 R)
• M32: 41,077,930 km (0.075 R)
• M33: 48,085,094 km (0.109 R)
• M34: 48,729,562 km (0.089 R)
• M35: 49,053,890 km (0.089 R)
• M36: 49,707,034 km (0.1 R)
• M37: 59,468,894 km (0.113 R)
• M38: 59,839,298 km (0.108 R)
• M39: 62,475,811 km (0.043 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: 250 - 18,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit