🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.8

Radius: 8.2

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.47 AU - 0.77 AU

Year: 326 Days

Day: 6.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 159.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,897,441 km

• M1: 102,026 km (0.088 R)
• M2: 454,778 km (0.036 R)
• M3: 932,144 km (0.109 R)
• M4: 1,206,956 km (0.106 R)
• M5: 1,523,206 km (0.041 R)
• M6: 2,721,036 km (0.104 R)
• M7: 3,062,268 km (0.086 R)
• M8: 3,585,562 km (0.117 R)
• M9: 3,945,195 km (0.06 R)
• M10: 4,328,764 km (0.097 R)
• M11: 4,679,272 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.7

Radius: 12.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.99 AU - 1.09 AU

Year: 707 Days

Day: 12.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,897,441 km

• M1: 157,975 km (0.101 R)
• M2: 582,385 km (0.102 R)
• M3: 1,123,181 km (0.04 R)
• M4: 1,745,957 km (0.114 R)
• M5: 2,179,791 km (0.054 R)
• M6: 3,162,200 km (0.033 R)
• M7: 4,077,888 km (0.091 R)
• M8: 4,682,413 km (0.057 R)
• M9: 5,178,330 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.8

Radius: 15

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1 AU - 1.2 AU

Year: 769 Days

Day: 14.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,897,441 km

• M1: 186,549 km (0.118 R)
• M2: 759,508 km (0.113 R)
• M3: 1,318,855 km (0.106 R)
• M4: 2,226,465 km (0.09 R)
• M5: 2,758,136 km (0.059 R)
• M6: 3,978,406 km (0.094 R)
• M7: 4,653,391 km (0.071 R)
• M8: 5,571,324 km (0.059 R)
• M9: 6,316,321 km (0.091 R)
• M10: 7,193,713 km (0.066 R)
• M11: 8,572,556 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.6

Radius: 10.8

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.84 AU - 5.9 AU

Year: 8298 Days

Day: 9.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,897,441 km

• M1: 136,284 km (0.056 R)
• M2: 509,979 km (0.027 R)
• M3: 876,943 km (0.068 R)
• M4: 1,244,505 km (0.049 R)
• M5: 2,650,725 km (0.106 R)
• M6: 3,117,470 km (0.099 R)
• M7: 4,026,726 km (0.085 R)
• M8: 6,775,736 km (0.091 R)
• M9: 9,633,056 km (0.079 R)
• M10: 10,533,934 km (0.084 R)
• M11: 12,215,863 km (0.109 R)
• M12: 14,835,770 km (0.113 R)
• M13: 15,764,025 km (0.113 R)
• M14: 20,105,655 km (0.069 R)
• M15: 22,765,206 km (0.045 R)
• M16: 28,168,531 km (0.095 R)
• M17: 33,915,632 km (0.029 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.2

Radius: 3.7

Gravity: 28.28 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.8 AU - 9.06 AU

Year: 16322 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,897,441 km

• M1: 46,525 km (0.116 R)
• M2: 292,613 km (0.091 R)
• M3: 804,837 km (0.052 R)
• M4: 1,090,868 km (0.078 R)
• M5: 1,811,331 km (0.087 R)
• M6: 2,693,510 km (0.036 R)
• M7: 3,034,443 km (0.111 R)
• M8: 3,719,751 km (0.119 R)
• M9: 5,636,997 km (0.055 R)
• M10: 6,154,905 km (0.109 R)
• M11: 6,623,745 km (0.048 R)
• M12: 12,022,283 km (0.11 R)
• M13: 16,928,794 km (0.101 R)
• M14: 23,297,475 km (0.108 R)
• M15: 24,143,600 km (0.117 R)
• M16: 27,420,841 km (0.118 R)
• M17: 30,758,369 km (0.074 R)
• M18: 32,350,540 km (0.058 R)
• M19: 38,355,248 km (0.047 R)
• M20: 39,137,795 km (0.086 R)
• M21: 40,600,264 km (0.083 R)
• M22: 44,486,517 km (0.116 R)
• M23: 45,205,634 km (0.089 R)
• M24: 45,350,445 km (0.084 R)
• M25: 45,640,814 km (0.067 R)
• M26: 49,070,196 km (0.061 R)
• M27: 52,507,506 km (0.119 R)
• M28: 53,796,142 km (0.066 R)
• M29: 54,121,518 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.1

Radius: 4.4

Gravity: 43.55 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.26 AU - 11.42 AU

Year: 19035 Days

Day: 23 Hours

Environment

Temp: -241 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,897,441 km

• M1: 55,202 km (0.072 R)
• M2: 359,783 km (0.055 R)
• M3: 595,549 km (0.088 R)
• M4: 917,334 km (0.071 R)
• M5: 1,131,110 km (0.101 R)
• M6: 1,694,345 km (0.112 R)
• M7: 1,841,699 km (0.081 R)
• M8: 2,472,404 km (0.12 R)
• M9: 3,983,941 km (0.073 R)
• M10: 4,179,316 km (0.112 R)
• M11: 4,695,728 km (0.083 R)
• M12: 4,913,841 km (0.076 R)
• M13: 5,214,982 km (0.095 R)
• M14: 6,236,137 km (0.091 R)
• M15: 6,544,458 km (0.053 R)
• M16: 8,084,718 km (0.065 R)
• M17: 8,938,622 km (0.05 R)
• M18: 12,060,431 km (0.084 R)
• M19: 13,315,856 km (0.1 R)
• M20: 16,247,376 km (0.081 R)
• M21: 16,830,508 km (0.113 R)
• M22: 17,170,096 km (0.05 R)
• M23: 18,483,864 km (0.085 R)
• M24: 20,146,944 km (0.108 R)
• M25: 20,722,895 km (0.091 R)
• M26: 24,736,158 km (0.059 R)
• M27: 25,730,684 km (0.119 R)
• M28: 27,097,710 km (0.04 R)
• M29: 28,873,735 km (0.081 R)
• M30: 31,616,612 km (0.042 R)
• M31: 42,578,845 km (0.038 R)
• M32: 42,735,773 km (0.053 R)
• M33: 45,462,643 km (0.09 R)
• M34: 46,120,724 km (0.105 R)
• M35: 47,287,588 km (0.061 R)
• M36: 51,794,074 km (0.114 R)
• M37: 54,150,988 km (0.063 R)
• M38: 56,578,363 km (0.073 R)
• M39: 72,458,327 km (0.095 R)
• M40: 73,581,508 km (0.031 R)
• M41: 74,260,832 km (0.11 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: 525 - 14,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit