🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.9

Radius: 11.8

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.97 AU - 1.04 AU

Year: 690 Days

Day: 12.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,316,390 km

• M1: 146,756 km (0.042 R)
• M2: 559,795 km (0.074 R)
• M3: 937,979 km (0.093 R)
• M4: 1,410,110 km (0.066 R)
• M5: 1,794,576 km (0.12 R)
• M6: 2,162,437 km (0.118 R)
• M7: 2,658,354 km (0.075 R)
• M8: 3,332,442 km (0.101 R)
• M9: 3,866,955 km (0.114 R)
• M10: 4,522,044 km (0.111 R)
• M11: 5,321,495 km (0.089 R)
• M12: 5,879,496 km (0.069 R)
• M13: 6,579,464 km (0.08 R)
• M14: 7,492,011 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.9

Radius: 13.9

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.92 AU - 1.3 AU

Year: 807 Days

Day: 6.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,316,390 km

• M1: 172,935 km (0.069 R)
• M2: 659,427 km (0.115 R)
• M3: 1,138,739 km (0.099 R)
• M4: 1,627,625 km (0.096 R)
• M5: 2,196,546 km (0.115 R)
• M6: 2,656,110 km (0.093 R)
• M7: 3,956,415 km (0.098 R)
• M8: 4,927,455 km (0.114 R)
• M9: 5,547,837 km (0.094 R)
• M10: 6,198,588 km (0.077 R)
• M11: 6,675,207 km (0.099 R)
• M12: 7,223,184 km (0.103 R)
• M13: 8,228,930 km (0.04 R)
• M14: 8,859,784 km (0.054 R)
• M15: 9,494,528 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.2

Radius: 12.1

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.01 AU - 1.57 AU

Year: 1011 Days

Day: 7.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,316,390 km

• M1: 150,645 km (0.073 R)
• M2: 597,195 km (0.061 R)
• M3: 1,069,176 km (0.047 R)
• M4: 1,538,764 km (0.086 R)
• M5: 1,968,558 km (0.06 R)
• M6: 2,558,722 km (0.067 R)
• M7: 3,063,615 km (0.091 R)
• M8: 3,605,009 km (0.098 R)
• M9: 4,325,174 km (0.09 R)
• M10: 5,484,408 km (0.084 R)
• M11: 6,073,524 km (0.1 R)
• M12: 7,426,936 km (0.057 R)
• M13: 7,945,293 km (0.089 R)
• M14: 8,435,076 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.9

Radius: 8.7

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.49 AU - 3.83 AU

Year: 4833 Days

Day: 13.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 113.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,316,390 km

• M1: 108,309 km (0.117 R)
• M2: 419,622 km (0.083 R)
• M3: 798,254 km (0.112 R)
• M4: 1,097,001 km (0.098 R)
• M5: 2,786,260 km (0.082 R)
• M6: 4,940,021 km (0.043 R)
• M7: 6,132,466 km (0.102 R)
• M8: 8,518,552 km (0.111 R)
• M9: 8,863,674 km (0.098 R)
• M10: 9,182,317 km (0.099 R)
• M11: 9,955,439 km (0.12 R)
• M12: 11,673,122 km (0.108 R)
• M13: 12,491,721 km (0.053 R)
• M14: 12,892,644 km (0.056 R)
• M15: 14,339,554 km (0.099 R)
• M16: 14,927,624 km (0.08 R)
• M17: 15,531,849 km (0.082 R)
• M18: 16,735,065 km (0.111 R)
• M19: 17,497,416 km (0.107 R)
• M20: 19,444,731 km (0.117 R)
• M21: 19,983,583 km (0.086 R)
• M22: 20,593,792 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.9

Radius: 10.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.57 AU - 4.89 AU

Year: 6005 Days

Day: 7.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,316,390 km

• M1: 129,552 km (0.101 R)
• M2: 505,940 km (0.08 R)
• M3: 953,238 km (0.115 R)
• M4: 2,102,299 km (0.092 R)
• M5: 2,602,853 km (0.065 R)
• M6: 4,100,627 km (0.056 R)
• M7: 4,832,460 km (0.119 R)
• M8: 6,169,267 km (0.117 R)
• M9: 10,074,968 km (0.113 R)
• M10: 10,840,909 km (0.033 R)
• M11: 11,404,444 km (0.077 R)
• M12: 11,742,236 km (0.087 R)
• M13: 15,148,131 km (0.06 R)
• M14: 15,733,956 km (0.074 R)
• M15: 16,518,148 km (0.116 R)
• M16: 17,328,071 km (0.056 R)
• M17: 18,892,715 km (0.072 R)
• M18: 22,451,050 km (0.084 R)
• M19: 24,868,552 km (0.096 R)
• M20: 26,601,643 km (0.025 R)
• M21: 29,485,591 km (0.09 R)
• M22: 30,584,088 km (0.064 R)
• M23: 31,331,329 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.5

Radius: 4.8

Gravity: 28.62 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.39 AU - 8.51 AU

Year: 15473 Days

Day: 22.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,316,390 km

• M1: 59,839 km (0.098 R)
• M2: 218,862 km (0.114 R)
• M3: 404,513 km (0.09 R)
• M4: 612,603 km (0.116 R)
• M5: 1,024,596 km (0.069 R)
• M6: 1,586,485 km (0.073 R)
• M7: 3,840,925 km (0.026 R)
• M8: 4,646,510 km (0.079 R)
• M9: 6,585,298 km (0.049 R)
• M10: 6,881,951 km (0.08 R)
• M11: 9,057,104 km (0.102 R)
• M12: 10,412,760 km (0.101 R)
• M13: 14,990,155 km (0.072 R)
• M14: 16,027,916 km (0.09 R)
• M15: 18,080,847 km (0.082 R)
• M16: 20,480,846 km (0.108 R)
• M17: 21,478,963 km (0.118 R)
• M18: 24,972,223 km (0.111 R)
• M19: 27,609,185 km (0.086 R)
• M20: 30,193,937 km (0.117 R)
• M21: 33,676,874 km (0.102 R)
• M22: 34,682,770 km (0.096 R)
• M23: 37,955,373 km (0.11 R)
• M24: 41,000,288 km (0.105 R)
• M25: 42,291,617 km (0.069 R)
• M26: 44,804,263 km (0.1 R)
• M27: 45,106,152 km (0.119 R)
• M28: 46,173,832 km (0.113 R)
• M29: 51,931,854 km (0.071 R)
• M30: 56,727,662 km (0.092 R)
• M31: 57,081,162 km (0.08 R)
• M32: 57,614,030 km (0.108 R)
• M33: 59,596,351 km (0.065 R)
• M34: 62,937,619 km (0.074 R)
• M35: 63,316,401 km (0.102 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: 294 - 14,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit