🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.5

Radius: 8.8

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.4 AU - 0.62 AU

Year: 243 Days

Day: 13.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,370,169 km

• M1: 109,506 km (0.107 R)
• M2: 441,314 km (0.117 R)
• M3: 793,617 km (0.052 R)
• M4: 1,102,237 km (0.072 R)
• M5: 1,575,714 km (0.101 R)
• M6: 2,288,997 km (0.114 R)
• M7: 2,874,373 km (0.051 R)
• M8: 3,556,241 km (0.076 R)
• M9: 3,878,026 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.8

Radius: 8.3

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.62 AU - 0.9 AU

Year: 442 Days

Day: 10.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,370,169 km

• M1: 103,372 km (0.075 R)
• M2: 382,372 km (0.092 R)
• M3: 811,120 km (0.085 R)
• M4: 1,128,267 km (0.108 R)
• M5: 1,474,137 km (0.096 R)
• M6: 1,750,893 km (0.088 R)
• M7: 3,058,080 km (0.109 R)
• M8: 3,356,827 km (0.093 R)
• M9: 4,559,893 km (0.117 R)
• M10: 5,013,324 km (0.111 R)
• M11: 5,364,580 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.7

Radius: 9.8

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.69 AU - 0.85 AU

Year: 451 Days

Day: 10.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,370,169 km

• M1: 121,922 km (0.103 R)
• M2: 449,990 km (0.117 R)
• M3: 861,385 km (0.075 R)
• M4: 1,176,886 km (0.09 R)
• M5: 1,522,757 km (0.042 R)
• M6: 1,840,353 km (0.118 R)
• M7: 2,293,635 km (0.064 R)
• M8: 2,735,995 km (0.052 R)
• M9: 3,246,274 km (0.036 R)
• M10: 3,819,084 km (0.091 R)
• M11: 4,313,355 km (0.029 R)
• M12: 5,984,064 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.4

Radius: 11

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.87 AU - 1.03 AU

Year: 617 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,370,169 km

• M1: 136,732 km (0.108 R)
• M2: 505,790 km (0.09 R)
• M3: 856,149 km (0.111 R)
• M4: 1,206,058 km (0.057 R)
• M5: 1,591,422 km (0.081 R)
• M6: 2,252,346 km (0.115 R)
• M7: 2,720,138 km (0.092 R)
• M8: 3,137,965 km (0.07 R)
• M9: 3,598,726 km (0.081 R)
• M10: 5,116,247 km (0.069 R)
• M11: 5,949,657 km (0.066 R)
• M12: 6,849,937 km (0.05 R)
• M13: 7,514,151 km (0.04 R)
• M14: 8,028,020 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 12.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.81 AU - 1.29 AU

Year: 717 Days

Day: 13.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,370,169 km

• M1: 156,031 km (0.109 R)
• M2: 606,919 km (0.114 R)
• M3: 1,210,845 km (0.096 R)
• M4: 1,609,224 km (0.103 R)
• M5: 2,006,556 km (0.079 R)
• M6: 2,442,185 km (0.098 R)
• M7: 3,921,708 km (0.071 R)
• M8: 4,923,715 km (0.073 R)
• M9: 5,794,524 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761

Radius: 12.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.05 AU - 1.19 AU

Year: 790 Days

Day: 9.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,370,169 km

• M1: 154,235 km (0.102 R)
• M2: 559,795 km (0.118 R)
• M3: 989,889 km (0.103 R)
• M4: 1,682,677 km (0.104 R)
• M5: 2,086,142 km (0.044 R)
• M6: 2,510,701 km (0.058 R)
• M7: 2,968,171 km (0.105 R)
• M8: 4,403,563 km (0.094 R)
• M9: 4,791,171 km (0.083 R)
• M10: 5,331,369 km (0.067 R)
• M11: 5,851,820 km (0.088 R)
• M12: 6,817,025 km (0.081 R)
• M13: 8,485,790 km (0.113 R)
• M14: 9,062,639 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.9

Radius: 10.7

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.89 AU - 2.17 AU

Year: 1929 Days

Day: 5.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,370,169 km

• M1: 132,993 km (0.118 R)
• M2: 533,017 km (0.111 R)
• M3: 1,110,315 km (0.068 R)
• M4: 2,872,429 km (0.111 R)
• M5: 3,269,013 km (0.026 R)
• M6: 3,667,392 km (0.095 R)
• M7: 4,482,999 km (0.052 R)
• M8: 5,062,242 km (0.119 R)
• M9: 5,999,922 km (0.08 R)
• M10: 6,995,795 km (0.108 R)
• M11: 7,892,185 km (0.116 R)
• M12: 8,895,239 km (0.086 R)
• M13: 9,543,147 km (0.096 R)
• M14: 10,897,158 km (0.107 R)
• M15: 11,450,670 km (0.106 R)
• M16: 11,868,347 km (0.073 R)
• M17: 12,573,851 km (0.112 R)
• M18: 13,141,724 km (0.089 R)
• M19: 14,198,334 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.7

Radius: 10.5

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.96 AU - 3.02 AU

Year: 2620 Days

Day: 13 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,370,169 km

• M1: 140,323 km (0.047 R)
• M2: 962,513 km (0.099 R)
• M3: 1,405,622 km (0.079 R)
• M4: 1,983,518 km (0.093 R)
• M5: 2,410,620 km (0.094 R)
• M6: 3,192,119 km (0.12 R)
• M7: 3,955,966 km (0.082 R)
• M8: 4,381,273 km (0.025 R)
• M9: 5,182,070 km (0.102 R)
• M10: 6,757,635 km (0.101 R)
• M11: 7,794,498 km (0.096 R)
• M12: 8,205,593 km (0.084 R)
• M13: 8,968,392 km (0.12 R)
• M14: 9,741,514 km (0.104 R)
• M15: 10,558,468 km (0.097 R)
• M16: 11,993,112 km (0.102 R)
• M17: 12,931,390 km (0.046 R)
• M18: 14,809,740 km (0.048 R)
• M19: 17,073,455 km (0.098 R)
• M20: 18,986,663 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.2

Radius: 9.1

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.01 AU - 3.35 AU

Year: 2926 Days

Day: 6.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,370,169 km

• M1: 113,246 km (0.118 R)
• M2: 419,772 km (0.069 R)
• M3: 741,257 km (0.115 R)
• M4: 1,335,610 km (0.037 R)
• M5: 1,639,144 km (0.07 R)
• M6: 2,036,476 km (0.097 R)
• M7: 2,738,389 km (0.082 R)
• M8: 3,105,502 km (0.075 R)
• M9: 3,470,970 km (0.081 R)
• M10: 4,072,952 km (0.119 R)
• M11: 4,553,161 km (0.087 R)
• M12: 5,772,533 km (0.094 R)
• M13: 6,834,379 km (0.098 R)
• M14: 7,368,443 km (0.098 R)
• M15: 7,869,596 km (0.107 R)
• M16: 9,172,145 km (0.096 R)
• M17: 9,998,374 km (0.119 R)
• M18: 10,835,823 km (0.095 R)
• M19: 13,498,964 km (0.118 R)
• M20: 14,704,274 km (0.074 R)
• M21: 15,028,153 km (0.104 R)
• M22: 15,404,093 km (0.111 R)
• M23: 15,834,635 km (0.093 R)
• M24: 16,669,691 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.7

Radius: 6

Gravity: 25.52 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.24 AU - 7.42 AU

Year: 11903 Days

Day: 22.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 82.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,370,169 km

• M1: 76,893 km (0.102 R)
• M2: 350,807 km (0.05 R)
• M3: 631,602 km (0.111 R)
• M4: 1,241,662 km (0.063 R)
• M5: 1,999,525 km (0.043 R)
• M6: 2,552,140 km (0.093 R)
• M7: 3,756,851 km (0.109 R)
• M8: 4,374,242 km (0.1 R)
• M9: 4,855,049 km (0.091 R)
• M10: 5,057,156 km (0.047 R)
• M11: 5,406,168 km (0.035 R)
• M12: 6,510,051 km (0.109 R)
• M13: 6,755,989 km (0.111 R)
• M14: 6,965,576 km (0.098 R)
• M15: 7,486,625 km (0.082 R)
• M16: 8,753,271 km (0.114 R)
• M17: 9,205,505 km (0.057 R)
• M18: 9,832,619 km (0.119 R)
• M19: 10,211,401 km (0.1 R)
• M20: 13,934,593 km (0.107 R)
• M21: 16,208,780 km (0.094 R)
• M22: 16,967,390 km (0.111 R)
• M23: 17,988,546 km (0.067 R)
• M24: 19,384,892 km (0.098 R)
• M25: 21,118,283 km (0.106 R)
• M26: 21,567,375 km (0.035 R)
• M27: 26,309,927 km (0.039 R)
• M28: 26,517,120 km (0.102 R)
• M29: 27,039,666 km (0.039 R)
• M30: 32,173,864 km (0.102 R)
• M31: 34,471,538 km (0.055 R)
• M32: 43,880,047 km (0.085 R)
• M33: 44,758,037 km (0.106 R)
• M34: 45,349,847 km (0.118 R)
• M35: 45,647,696 km (0.09 R)
• M36: 45,946,892 km (0.082 R)
• M37: 49,797,541 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 16,906 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit