🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.3

Radius: 11.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.85 AU - 2.03 AU

Year: 1745 Days

Day: 14.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,867,727 km

• M1: 144,212 km (0.043 R)
• M2: 510,278 km (0.088 R)
• M3: 887,714 km (0.106 R)
• M4: 1,285,794 km (0.092 R)
• M5: 1,859,950 km (0.036 R)
• M6: 2,297,823 km (0.064 R)
• M7: 3,006,768 km (0.114 R)
• M8: 3,630,142 km (0.061 R)
• M9: 4,787,581 km (0.116 R)
• M10: 5,344,982 km (0.11 R)
• M11: 7,718,203 km (0.113 R)
• M12: 8,250,622 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.6

Radius: 13.6

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.9 AU - 2.6 AU

Year: 2179 Days

Day: 9.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,867,727 km

• M1: 169,195 km (0.118 R)
• M2: 684,560 km (0.11 R)
• M3: 1,217,727 km (0.079 R)
• M4: 1,696,889 km (0.115 R)
• M5: 2,277,628 km (0.114 R)
• M6: 2,958,447 km (0.067 R)
• M7: 3,467,978 km (0.1 R)
• M8: 4,773,369 km (0.106 R)
• M9: 5,550,679 km (0.067 R)
• M10: 6,957,199 km (0.032 R)
• M11: 7,534,646 km (0.109 R)
• M12: 8,818,794 km (0.116 R)
• M13: 9,357,945 km (0.077 R)
• M14: 11,224,777 km (0.106 R)
• M15: 11,658,012 km (0.07 R)
• M16: 12,184,447 km (0.091 R)
• M17: 12,811,562 km (0.11 R)
• M18: 17,981,963 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.3

Radius: 8.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.59 AU - 5.23 AU

Year: 5980 Days

Day: 6.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,867,727 km

• M1: 110,403 km (0.12 R)
• M2: 715,377 km (0.093 R)
• M3: 1,259,764 km (0.095 R)
• M4: 3,465,285 km (0.102 R)
• M5: 4,885,268 km (0.114 R)
• M6: 7,040,225 km (0.1 R)
• M7: 8,097,434 km (0.09 R)
• M8: 9,065,481 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.9

Radius: 15

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.22 AU - 5.78 AU

Year: 8328 Days

Day: 7.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 65,867,727 km

• M1: 189,989 km (0.114 R)
• M2: 977,173 km (0.094 R)
• M3: 1,973,346 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.3

Radius: 6.1

Gravity: 22.74 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.74 AU - 6.64 AU

Year: 9944 Days

Day: 18.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,867,727 km

• M1: 79,885 km (0.101 R)
• M2: 438,023 km (0.079 R)
• M3: 658,679 km (0.111 R)
• M4: 1,457,233 km (0.087 R)
• M5: 1,721,124 km (0.096 R)
• M6: 3,499,992 km (0.066 R)
• M7: 4,003,538 km (0.093 R)
• M8: 5,121,184 km (0.06 R)
• M9: 9,013,122 km (0.113 R)
• M10: 9,255,022 km (0.08 R)
• M11: 11,182,740 km (0.063 R)
• M12: 12,567,268 km (0.085 R)
• M13: 13,805,191 km (0.075 R)
• M14: 15,951,621 km (0.03 R)
• M15: 16,593,246 km (0.05 R)
• M16: 17,475,275 km (0.119 R)
• M17: 21,660,874 km (0.075 R)
• M18: 22,802,904 km (0.102 R)
• M19: 24,543,326 km (0.106 R)
• M20: 24,826,066 km (0.108 R)
• M21: 31,608,235 km (0.081 R)
• M22: 32,167,432 km (0.082 R)
• M23: 41,363,213 km (0.027 R)
• M24: 49,570,451 km (0.098 R)
• M25: 50,173,480 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.3

Radius: 4.3

Gravity: 40.04 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.87 AU - 8.77 AU

Year: 15495 Days

Day: 23.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,867,727 km

• M1: 56,249 km (0.09 R)
• M2: 343,776 km (0.074 R)
• M3: 698,472 km (0.03 R)
• M4: 1,625,680 km (0.115 R)
• M5: 2,014,186 km (0.102 R)
• M6: 2,640,253 km (0.092 R)
• M7: 2,779,678 km (0.082 R)
• M8: 3,751,017 km (0.108 R)
• M9: 4,622,724 km (0.073 R)
• M10: 4,860,136 km (0.091 R)
• M11: 5,433,544 km (0.059 R)
• M12: 5,814,121 km (0.071 R)
• M13: 7,469,272 km (0.063 R)
• M14: 7,655,073 km (0.072 R)
• M15: 8,280,242 km (0.094 R)
• M16: 9,360,937 km (0.114 R)
• M17: 10,131,665 km (0.059 R)
• M18: 11,735,803 km (0.113 R)
• M19: 13,027,880 km (0.082 R)
• M20: 17,631,755 km (0.108 R)
• M21: 19,061,013 km (0.081 R)
• M22: 19,759,485 km (0.059 R)
• M23: 20,204,688 km (0.068 R)
• M24: 22,338,702 km (0.119 R)
• M25: 23,114,965 km (0.049 R)
• M26: 24,618,574 km (0.071 R)
• M27: 25,867,417 km (0.108 R)
• M28: 28,830,502 km (0.105 R)
• M29: 33,624,216 km (0.101 R)
• M30: 34,642,678 km (0.08 R)
• M31: 35,944,479 km (0.089 R)
• M32: 37,957,917 km (0.109 R)
• M33: 38,094,799 km (0.102 R)
• M34: 42,945,510 km (0.076 R)
• M35: 48,836,225 km (0.089 R)
• M36: 49,322,867 km (0.089 R)
• M37: 51,637,146 km (0.07 R)
• M38: 56,659,296 km (0.115 R)
• M39: 62,377,375 km (0.108 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 14,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit