🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 9.7

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.88 AU - 0.9 AU

Year: 580 Days

Day: 6.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,810,544 km

• M1: 120,725 km (0.079 R)
• M2: 441,164 km (0.089 R)
• M3: 781,798 km (0.081 R)
• M4: 1,265,748 km (0.039 R)
• M5: 1,574,069 km (0.118 R)
• M6: 2,317,121 km (0.102 R)
• M7: 2,629,931 km (0.117 R)
• M8: 2,947,527 km (0.12 R)
• M9: 3,367,747 km (0.099 R)
• M10: 3,898,969 km (0.106 R)
• M11: 6,357,162 km (0.108 R)
• M12: 7,061,767 km (0.098 R)
• M13: 7,522,529 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 12.8

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.18 AU - 1.68 AU

Year: 1180 Days

Day: 13.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,810,544 km

• M1: 159,172 km (0.025 R)
• M2: 609,911 km (0.12 R)
• M3: 1,261,858 km (0.074 R)
• M4: 1,685,070 km (0.078 R)
• M5: 2,127,282 km (0.057 R)
• M6: 3,667,990 km (0.049 R)
• M7: 4,440,813 km (0.092 R)
• M8: 5,402,877 km (0.117 R)
• M9: 6,102,995 km (0.095 R)
• M10: 6,523,066 km (0.056 R)
• M11: 7,499,790 km (0.073 R)
• M12: 8,543,086 km (0.118 R)
• M13: 9,806,290 km (0.078 R)
• M14: 11,573,340 km (0.12 R)
• M15: 12,366,059 km (0.118 R)

Asteroid Belt

Center: 1.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.6

Radius: 9.8

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.83 AU - 2.13 AU

Year: 1923 Days

Day: 7.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,810,544 km

• M1: 121,922 km (0.026 R)
• M2: 476,918 km (0.084 R)
• M3: 1,027,887 km (0.071 R)
• M4: 1,395,748 km (0.094 R)
• M5: 1,719,029 km (0.116 R)
• M6: 2,047,396 km (0.089 R)
• M7: 2,791,197 km (0.115 R)
• M8: 3,984,838 km (0.058 R)
• M9: 4,666,257 km (0.109 R)
• M10: 5,014,072 km (0.106 R)
• M11: 5,512,382 km (0.064 R)
• M12: 6,333,675 km (0.105 R)
• M13: 8,159,965 km (0.069 R)
• M14: 8,819,393 km (0.12 R)
• M15: 10,905,535 km (0.036 R)
• M16: 11,228,367 km (0.088 R)
• M17: 11,594,433 km (0.097 R)
• M18: 12,819,939 km (0.099 R)
• M19: 13,546,087 km (0.068 R)
• M20: 14,256,827 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.4

Radius: 9.9

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.68 AU - 3.64 AU

Year: 3877 Days

Day: 5 Hours

Environment

Temp: -215 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,810,544 km

• M1: 123,119 km (0.119 R)
• M2: 439,967 km (0.061 R)
• M3: 1,180,028 km (0.11 R)
• M4: 1,696,290 km (0.117 R)
• M5: 2,145,533 km (0.055 R)
• M6: 2,810,346 km (0.113 R)
• M7: 3,794,400 km (0.037 R)
• M8: 4,128,602 km (0.074 R)
• M9: 5,845,387 km (0.103 R)
• M10: 7,898,917 km (0.118 R)
• M11: 8,612,200 km (0.109 R)
• M12: 10,242,069 km (0.117 R)
• M13: 11,090,139 km (0.083 R)
• M14: 12,838,489 km (0.072 R)
• M15: 13,687,008 km (0.103 R)
• M16: 14,572,329 km (0.068 R)
• M17: 15,495,347 km (0.097 R)
• M18: 16,251,265 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.2

Radius: 4.5

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.23 AU - 8.05 AU

Year: 11810 Days

Day: 17.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,810,544 km

• M1: 56,099 km (0.107 R)
• M2: 689,796 km (0.075 R)
• M3: 1,910,365 km (0.085 R)
• M4: 2,347,789 km (0.055 R)
• M5: 2,655,811 km (0.09 R)
• M6: 4,163,159 km (0.072 R)
• M7: 5,899,841 km (0.108 R)
• M8: 7,369,341 km (0.117 R)
• M9: 7,830,252 km (0.106 R)
• M10: 20,554,598 km (0.092 R)
• M11: 23,530,997 km (0.056 R)
• M12: 24,192,220 km (0.118 R)
• M13: 30,030,725 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323

Radius: 5.4

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.99 AU - 7.33 AU

Year: 11864 Days

Day: 24.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 41,810,544 km

• M1: 67,319 km (0.085 R)
• M2: 238,160 km (0.101 R)
• M3: 442,810 km (0.085 R)
• M4: 666,159 km (0.099 R)
• M5: 944,860 km (0.031 R)
• M6: 1,117,197 km (0.101 R)
• M7: 1,650,663 km (0.093 R)
• M8: 1,966,464 km (0.11 R)
• M9: 2,819,621 km (0.114 R)
• M10: 3,870,995 km (0.088 R)
• M11: 5,253,877 km (0.051 R)
• M12: 5,443,119 km (0.1 R)
• M13: 5,768,943 km (0.086 R)
• M14: 6,211,752 km (0.117 R)
• M15: 6,387,979 km (0.092 R)
• M16: 7,676,316 km (0.084 R)
• M17: 9,128,911 km (0.082 R)
• M18: 13,019,652 km (0.11 R)
• M19: 13,192,587 km (0.111 R)
• M20: 13,543,095 km (0.071 R)
• M21: 14,323,847 km (0.091 R)
• M22: 16,439,908 km (0.105 R)
• M23: 17,818,902 km (0.088 R)
• M24: 22,169,208 km (0.11 R)
• M25: 22,498,772 km (0.077 R)
• M26: 23,935,510 km (0.066 R)
• M27: 26,897,099 km (0.102 R)
• M28: 29,594,199 km (0.104 R)
• M29: 30,194,834 km (0.036 R)
• M30: 33,105,111 km (0.104 R)
• M31: 35,071,575 km (0.078 R)
• M32: 36,539,280 km (0.051 R)
• M33: 41,311,602 km (0.118 R)
• M34: 41,810,510 km (0.116 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 18,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit