🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.2

Radius: 14.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.84 AU - 1.1 AU

Year: 617 Days

Day: 11.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,545,458 km

• M1: 185,352 km (0.098 R)
• M2: 708,346 km (0.098 R)
• M3: 1,507,049 km (0.107 R)
• M4: 3,378,070 km (0.086 R)
• M5: 4,009,373 km (0.105 R)
• M6: 4,510,226 km (0.031 R)
• M7: 5,602,590 km (0.077 R)
• M8: 7,164,840 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.9

Radius: 12.3

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.12 AU - 2.74 AU

Year: 2446 Days

Day: 10.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,545,458 km

• M1: 153,039 km (0.109 R)
• M2: 552,016 km (0.105 R)
• M3: 960,568 km (0.11 R)
• M4: 1,623,885 km (0.058 R)
• M5: 2,332,829 km (0.052 R)
• M6: 2,759,782 km (0.083 R)
• M7: 3,345,158 km (0.071 R)
• M8: 3,773,905 km (0.074 R)
• M9: 4,904,716 km (0.116 R)
• M10: 5,485,904 km (0.085 R)
• M11: 7,324,461 km (0.07 R)
• M12: 7,762,035 km (0.083 R)
• M13: 8,553,109 km (0.096 R)
• M14: 9,653,700 km (0.088 R)
• M15: 10,296,073 km (0.11 R)
• M16: 11,088,194 km (0.11 R)
• M17: 16,666,250 km (0.092 R)
• M18: 18,265,002 km (0.082 R)
• M19: 20,634,932 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 12.7

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3 AU - 3.68 AU

Year: 3941 Days

Day: 12.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,545,458 km

• M1: 157,975 km (0.111 R)
• M2: 712,235 km (0.094 R)
• M3: 1,217,727 km (0.092 R)
• M4: 1,894,956 km (0.111 R)
• M5: 2,310,390 km (0.101 R)
• M6: 3,104,455 km (0.088 R)
• M7: 3,672,777 km (0.025 R)
• M8: 7,077,176 km (0.111 R)
• M9: 7,778,640 km (0.101 R)
• M10: 9,497,221 km (0.092 R)
• M11: 10,102,195 km (0.038 R)
• M12: 10,540,816 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.4

Radius: 13.7

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.44 AU - 4.76 AU

Year: 6370 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,545,458 km

• M1: 170,392 km (0.078 R)
• M2: 845,976 km (0.111 R)
• M3: 1,834,219 km (0.115 R)
• M4: 3,063,016 km (0.071 R)
• M5: 3,662,156 km (0.108 R)
• M6: 4,956,177 km (0.084 R)
• M7: 7,350,192 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.8

Radius: 11.9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.49 AU - 7.11 AU

Year: 9019 Days

Day: 5.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,545,458 km

• M1: 148,102 km (0.109 R)
• M2: 578,495 km (0.087 R)
• M3: 969,245 km (0.073 R)
• M4: 1,390,213 km (0.064 R)
• M5: 1,862,942 km (0.057 R)
• M6: 2,258,479 km (0.085 R)
• M7: 4,088,360 km (0.058 R)
• M8: 4,549,421 km (0.057 R)
• M9: 5,276,915 km (0.072 R)
• M10: 6,113,018 km (0.116 R)
• M11: 7,179,651 km (0.095 R)
• M12: 8,326,019 km (0.088 R)
• M13: 10,835,075 km (0.066 R)
• M14: 11,977,404 km (0.103 R)
• M15: 12,818,294 km (0.109 R)
• M16: 13,981,118 km (0.12 R)
• M17: 15,701,045 km (0.073 R)
• M18: 20,061,224 km (0.057 R)
• M19: 20,796,946 km (0.034 R)
• M20: 21,398,330 km (0.094 R)
• M21: 24,497,699 km (0.07 R)
• M22: 26,372,160 km (0.039 R)
• M23: 28,066,356 km (0.096 R)
• M24: 32,467,076 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.4

Radius: 9.6

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.67 AU - 6.03 AU

Year: 9136 Days

Day: 8.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 69.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,545,458 km

• M1: 119,379 km (0.079 R)
• M2: 428,448 km (0.105 R)
• M3: 825,780 km (0.052 R)
• M4: 1,271,881 km (0.091 R)
• M5: 2,035,578 km (0.084 R)
• M6: 2,592,232 km (0.109 R)
• M7: 3,383,156 km (0.106 R)
• M8: 4,211,629 km (0.08 R)
• M9: 4,760,204 km (0.059 R)
• M10: 5,143,175 km (0.095 R)
• M11: 5,546,790 km (0.102 R)
• M12: 6,758,682 km (0.113 R)
• M13: 8,067,364 km (0.03 R)
• M14: 9,497,819 km (0.07 R)
• M15: 10,526,903 km (0.118 R)
• M16: 13,148,456 km (0.097 R)
• M17: 15,448,972 km (0.115 R)
• M18: 15,950,574 km (0.047 R)
• M19: 17,944,414 km (0.092 R)
• M20: 18,561,206 km (0.05 R)
• M21: 23,208,464 km (0.112 R)
• M22: 24,537,342 km (0.098 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 11,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit