🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996

Radius: 11.6

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.62 AU - 1.04 AU

Year: 522 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,828,336 km

• M1: 144,212 km (0.102 R)
• M2: 599,289 km (0.111 R)
• M3: 1,003,652 km (0.119 R)
• M4: 1,703,621 km (0.093 R)
• M5: 2,807,054 km (0.102 R)
• M6: 3,183,592 km (0.072 R)
• M7: 3,953,573 km (0.068 R)
• M8: 5,336,306 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.7

Radius: 12.5

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.99 AU - 2.33 AU

Year: 2191 Days

Day: 10.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 94.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,828,336 km

• M1: 155,582 km (0.109 R)
• M2: 576,101 km (0.08 R)
• M3: 991,684 km (0.118 R)
• M4: 1,687,015 km (0.062 R)
• M5: 2,151,517 km (0.076 R)
• M6: 2,827,699 km (0.038 R)
• M7: 3,535,446 km (0.119 R)
• M8: 4,137,129 km (0.098 R)
• M9: 4,677,776 km (0.092 R)
• M10: 5,167,260 km (0.068 R)
• M11: 5,587,480 km (0.113 R)
• M12: 6,316,620 km (0.111 R)
• M13: 6,821,513 km (0.088 R)
• M14: 9,202,812 km (0.037 R)
• M15: 9,732,688 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.7

Radius: 11.3

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.32 AU - 6.6 AU

Year: 8806 Days

Day: 10 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,828,336 km

• M1: 140,622 km (0.105 R)
• M2: 774,019 km (0.1 R)
• M3: 4,489,133 km (0.111 R)
• M4: 5,010,481 km (0.092 R)
• M5: 7,064,311 km (0.118 R)
• M6: 7,540,032 km (0.066 R)
• M7: 9,525,944 km (0.063 R)
• M8: 10,639,999 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.6

Radius: 5.1

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.07 AU - 6.23 AU

Year: 9270 Days

Day: 15.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,828,336 km

• M1: 72,705 km (0.119 R)
• M2: 327,470 km (0.084 R)
• M3: 826,379 km (0.069 R)
• M4: 6,135,906 km (0.064 R)
• M5: 6,883,297 km (0.118 R)
• M6: 7,053,540 km (0.052 R)
• M7: 8,913,789 km (0.108 R)
• M8: 11,645,147 km (0.084 R)
• M9: 16,836,642 km (0.119 R)
• M10: 18,422,080 km (0.118 R)
• M11: 22,254,927 km (0.073 R)
• M12: 24,872,292 km (0.071 R)
• M13: 28,205,631 km (0.059 R)
• M14: 28,379,614 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.6

Radius: 5.1

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.43 AU - 7.57 AU

Year: 12784 Days

Day: 18.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 37,828,336 km

• M1: 63,429 km (0.106 R)
• M2: 304,880 km (0.108 R)
• M3: 645,216 km (0.042 R)
• M4: 896,241 km (0.085 R)
• M5: 1,112,559 km (0.069 R)
• M6: 1,596,060 km (0.083 R)
• M7: 2,010,745 km (0.064 R)
• M8: 2,226,316 km (0.043 R)
• M9: 2,864,051 km (0.096 R)
• M10: 3,835,689 km (0.092 R)
• M11: 5,282,450 km (0.113 R)
• M12: 5,661,831 km (0.103 R)
• M13: 6,230,153 km (0.061 R)
• M14: 7,058,626 km (0.084 R)
• M15: 7,248,017 km (0.069 R)
• M16: 9,515,621 km (0.038 R)
• M17: 10,076,913 km (0.119 R)
• M18: 11,061,117 km (0.102 R)
• M19: 11,681,649 km (0.068 R)
• M20: 12,434,425 km (0.051 R)
• M21: 13,048,225 km (0.109 R)
• M22: 14,578,911 km (0.113 R)
• M23: 16,094,637 km (0.069 R)
• M24: 18,921,737 km (0.113 R)
• M25: 22,632,063 km (0.092 R)
• M26: 22,796,322 km (0.028 R)
• M27: 25,892,250 km (0.115 R)
• M28: 26,252,631 km (0.114 R)
• M29: 31,758,282 km (0.111 R)
• M30: 33,219,404 km (0.098 R)
• M31: 34,398,235 km (0.028 R)
• M32: 34,724,508 km (0.077 R)
• M33: 34,943,220 km (0.102 R)
• M34: 37,524,531 km (0.088 R)
• M35: 38,568,276 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.1

Radius: 3

Gravity: 19.46 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.72 AU - 9.06 AU

Year: 13867 Days

Day: 15.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 37,828,336 km

• M1: 37,399 km (0.033 R)
• M2: 172,636 km (0.06 R)
• M3: 521,498 km (0.103 R)
• M4: 627,862 km (0.116 R)
• M5: 806,183 km (0.05 R)
• M6: 902,973 km (0.118 R)
• M7: 1,067,830 km (0.096 R)
• M8: 1,420,282 km (0.108 R)
• M9: 1,657,544 km (0.078 R)
• M10: 1,859,950 km (0.104 R)
• M11: 2,193,853 km (0.039 R)
• M12: 3,412,627 km (0.046 R)
• M13: 4,113,044 km (0.093 R)
• M14: 5,663,476 km (0.107 R)
• M15: 5,791,831 km (0.028 R)
• M16: 6,359,106 km (0.104 R)
• M17: 7,720,148 km (0.091 R)
• M18: 7,838,330 km (0.068 R)
• M19: 8,957,023 km (0.072 R)
• M20: 10,608,434 km (0.064 R)
• M21: 12,398,073 km (0.107 R)
• M22: 13,167,006 km (0.118 R)
• M23: 13,449,148 km (0.094 R)
• M24: 15,042,814 km (0.086 R)
• M25: 15,289,202 km (0.112 R)
• M26: 17,628,463 km (0.087 R)
• M27: 18,599,054 km (0.11 R)
• M28: 18,811,633 km (0.093 R)
• M29: 20,419,960 km (0.036 R)
• M30: 21,802,244 km (0.08 R)
• M31: 24,411,530 km (0.087 R)
• M32: 24,837,136 km (0.077 R)
• M33: 33,892,146 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 14,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit