🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762

Radius: 11.6

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.51 AU - 0.55 AU

Year: 257 Days

Day: 13.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,776,461 km

• M1: 144,362 km (0.096 R)
• M2: 627,563 km (0.035 R)
• M3: 1,003,652 km (0.09 R)
• M4: 1,489,247 km (0.101 R)
• M5: 2,343,451 km (0.109 R)
• M6: 3,245,825 km (0.114 R)
• M7: 3,608,600 km (0.031 R)
• M8: 4,094,643 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.7

Radius: 14.2

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.41 AU - 0.67 AU

Year: 265 Days

Day: 13.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,776,461 km

• M1: 176,974 km (0.101 R)
• M2: 651,200 km (0.09 R)
• M3: 1,223,411 km (0.113 R)
• M4: 1,765,255 km (0.078 R)
• M5: 2,296,028 km (0.094 R)
• M6: 2,886,042 km (0.115 R)
• M7: 3,732,018 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 10.9

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.46 AU - 2.36 AU

Year: 1760 Days

Day: 12.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,776,461 km

• M1: 135,835 km (0.104 R)
• M2: 535,411 km (0.102 R)
• M3: 1,133,353 km (0.074 R)
• M4: 1,525,449 km (0.064 R)
• M5: 2,008,651 km (0.072 R)
• M6: 2,361,253 km (0.094 R)
• M7: 2,896,514 km (0.099 R)
• M8: 3,397,816 km (0.097 R)
• M9: 3,956,415 km (0.093 R)
• M10: 4,795,809 km (0.114 R)
• M11: 6,697,048 km (0.082 R)
• M12: 7,221,837 km (0.102 R)
• M13: 8,745,791 km (0.102 R)
• M14: 11,002,026 km (0.064 R)
• M15: 12,187,739 km (0.067 R)
• M16: 13,011,125 km (0.087 R)
• M17: 14,379,048 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.3

Radius: 14.8

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.57 AU - 3.07 AU

Year: 3158 Days

Day: 11.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,776,461 km

• M1: 192,981 km (0.078 R)
• M2: 854,204 km (0.093 R)
• M3: 1,345,633 km (0.085 R)
• M4: 1,859,950 km (0.068 R)
• M5: 2,963,235 km (0.077 R)
• M6: 4,897,236 km (0.088 R)
• M7: 5,667,067 km (0.119 R)
• M8: 7,215,255 km (0.111 R)
• M9: 7,749,020 km (0.062 R)
• M10: 12,135,080 km (0.071 R)
• M11: 13,950,749 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.5

Radius: 3.4

Gravity: 81.19 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.53 AU - 6.07 AU

Year: 9315 Days

Day: 19.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,776,461 km

• M1: 43,234 km (0.104 R)
• M2: 159,023 km (0.073 R)
• M3: 266,135 km (0.075 R)
• M4: 373,995 km (0.102 R)
• M5: 518,805 km (0.046 R)
• M6: 1,085,931 km (0.098 R)
• M7: 1,799,962 km (0.072 R)
• M8: 1,932,655 km (0.096 R)
• M9: 2,826,203 km (0.118 R)
• M10: 4,305,427 km (0.06 R)
• M11: 6,232,995 km (0.057 R)
• M12: 6,654,113 km (0.117 R)
• M13: 8,391,393 km (0.119 R)
• M14: 8,715,422 km (0.072 R)
• M15: 9,537,163 km (0.077 R)
• M16: 9,941,078 km (0.082 R)
• M17: 10,199,284 km (0.118 R)
• M18: 11,445,135 km (0.106 R)
• M19: 12,133,584 km (0.078 R)
• M20: 13,783,200 km (0.103 R)
• M21: 14,694,550 km (0.08 R)
• M22: 15,507,166 km (0.118 R)
• M23: 15,714,808 km (0.079 R)
• M24: 16,927,298 km (0.119 R)
• M25: 17,819,650 km (0.104 R)
• M26: 19,137,008 km (0.094 R)
• M27: 23,749,859 km (0.069 R)
• M28: 25,246,735 km (0.061 R)
• M29: 26,706,062 km (0.112 R)
• M30: 27,004,510 km (0.068 R)
• M31: 31,752,447 km (0.095 R)
• M32: 37,897,180 km (0.049 R)
• M33: 41,512,362 km (0.058 R)
• M34: 48,971,910 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 20,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit