🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.6

Radius: 12.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.29 AU - 1.71 AU

Year: 1205 Days

Day: 8.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,754,037 km

• M1: 160,369 km (0.104 R)
• M2: 628,161 km (0.097 R)
• M3: 1,089,222 km (0.114 R)
• M4: 1,525,300 km (0.093 R)
• M5: 2,161,988 km (0.118 R)
• M6: 2,648,780 km (0.104 R)
• M7: 3,459,600 km (0.087 R)
• M8: 3,902,709 km (0.082 R)
• M9: 4,506,486 km (0.101 R)
• M10: 5,087,375 km (0.094 R)
• M11: 6,166,873 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.6

Radius: 11.5

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.74 AU - 2.2 AU

Year: 1814 Days

Day: 11.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,754,037 km

• M1: 143,016 km (0.111 R)
• M2: 618,886 km (0.072 R)
• M3: 1,040,004 km (0.114 R)
• M4: 1,417,889 km (0.114 R)
• M5: 1,867,281 km (0.079 R)
• M6: 2,346,143 km (0.06 R)
• M7: 3,218,748 km (0.047 R)
• M8: 4,236,761 km (0.108 R)
• M9: 6,062,155 km (0.117 R)
• M10: 6,524,562 km (0.106 R)
• M11: 7,093,632 km (0.082 R)
• M12: 8,774,514 km (0.11 R)
• M13: 10,163,530 km (0.039 R)
• M14: 10,633,117 km (0.113 R)
• M15: 11,655,021 km (0.063 R)
• M16: 12,658,373 km (0.068 R)
• M17: 13,117,788 km (0.034 R)
• M18: 14,928,820 km (0.045 R)
• M19: 15,347,694 km (0.057 R)
• M20: 16,063,371 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 10.8

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.89 AU - 2.05 AU

Year: 1814 Days

Day: 8.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,754,037 km

• M1: 144,512 km (0.068 R)
• M2: 496,216 km (0.113 R)
• M3: 936,782 km (0.117 R)
• M4: 1,330,972 km (0.097 R)
• M5: 1,716,336 km (0.114 R)
• M6: 2,294,981 km (0.11 R)
• M7: 3,073,339 km (0.078 R)
• M8: 3,540,832 km (0.059 R)
• M9: 4,091,203 km (0.09 R)
• M10: 4,618,984 km (0.115 R)
• M11: 5,065,234 km (0.103 R)
• M12: 5,903,730 km (0.094 R)
• M13: 6,307,794 km (0.107 R)
• M14: 8,612,649 km (0.097 R)
• M15: 10,407,973 km (0.087 R)
• M16: 10,893,268 km (0.067 R)
• M17: 11,249,161 km (0.11 R)
• M18: 11,909,187 km (0.067 R)
• M19: 13,306,880 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.9

Radius: 9.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.01 AU - 4.61 AU

Year: 4879 Days

Day: 12.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,754,037 km

• M1: 123,717 km (0.084 R)
• M2: 608,714 km (0.074 R)
• M3: 1,088,474 km (0.101 R)
• M4: 1,835,416 km (0.099 R)
• M5: 2,249,653 km (0.066 R)
• M6: 2,893,223 km (0.1 R)
• M7: 3,457,805 km (0.099 R)
• M8: 3,965,391 km (0.115 R)
• M9: 6,272,788 km (0.094 R)
• M10: 8,189,287 km (0.033 R)
• M11: 9,510,834 km (0.088 R)
• M12: 9,941,526 km (0.116 R)
• M13: 11,663,248 km (0.078 R)
• M14: 13,428,653 km (0.118 R)
• M15: 23,823,012 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.7

Radius: 4.1

Gravity: 31.69 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.43 AU - 8.47 AU

Year: 16114 Days

Day: 21.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,754,037 km

• M1: 51,013 km (0.102 R)
• M2: 199,863 km (0.114 R)
• M3: 327,919 km (0.112 R)
• M4: 619,634 km (0.043 R)
• M5: 1,139,637 km (0.075 R)
• M6: 2,053,231 km (0.073 R)
• M7: 3,781,685 km (0.066 R)
• M8: 4,192,630 km (0.089 R)
• M9: 4,567,821 km (0.073 R)
• M10: 4,830,366 km (0.054 R)
• M11: 7,172,620 km (0.113 R)
• M12: 8,415,927 km (0.119 R)
• M13: 9,114,101 km (0.086 R)
• M14: 11,202,487 km (0.047 R)
• M15: 11,861,765 km (0.109 R)
• M16: 12,420,214 km (0.08 R)
• M17: 16,218,803 km (0.067 R)
• M18: 16,906,205 km (0.106 R)
• M19: 25,283,237 km (0.104 R)
• M20: 26,310,226 km (0.068 R)
• M21: 27,794,237 km (0.114 R)
• M22: 33,062,177 km (0.107 R)
• M23: 36,315,182 km (0.063 R)
• M24: 37,489,077 km (0.056 R)
• M25: 38,018,803 km (0.101 R)
• M26: 54,448,239 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.3

Radius: 4.6

Gravity: 32.58 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.12 AU - 11.04 AU

Year: 20994 Days

Day: 22.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,754,037 km

• M1: 114,592 km (0.091 R)
• M2: 344,673 km (0.096 R)
• M3: 555,457 km (0.095 R)
• M4: 895,194 km (0.038 R)
• M5: 1,078,451 km (0.09 R)
• M6: 1,286,841 km (0.103 R)
• M7: 1,623,436 km (0.099 R)
• M8: 2,334,325 km (0.119 R)
• M9: 2,564,108 km (0.072 R)
• M10: 2,989,414 km (0.115 R)
• M11: 3,288,760 km (0.058 R)
• M12: 4,689,594 km (0.072 R)
• M13: 5,169,803 km (0.071 R)
• M14: 6,141,142 km (0.043 R)
• M15: 6,446,023 km (0.077 R)
• M16: 7,421,401 km (0.094 R)
• M17: 8,332,452 km (0.106 R)
• M18: 9,315,759 km (0.11 R)
• M19: 10,496,385 km (0.102 R)
• M20: 10,932,164 km (0.094 R)
• M21: 12,040,684 km (0.098 R)
• M22: 13,803,695 km (0.098 R)
• M23: 18,994,890 km (0.119 R)
• M24: 21,470,436 km (0.106 R)
• M25: 22,785,252 km (0.057 R)
• M26: 28,223,733 km (0.099 R)
• M27: 31,817,971 km (0.115 R)
• M28: 37,980,506 km (0.078 R)
• M29: 38,710,693 km (0.03 R)
• M30: 47,035,067 km (0.116 R)
• M31: 48,386,833 km (0.032 R)
• M32: 65,421,542 km (0.118 R)
• M33: 65,630,381 km (0.078 R)
• M34: 66,470,074 km (0.086 R)
• M35: 70,119,215 km (0.101 R)
• M36: 77,345,989 km (0.108 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: 542 - 11,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit