🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.1

Radius: 12.8

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.67 AU - 1.05 AU

Year: 551 Days

Day: 12.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,641,762 km

• M1: 159,172 km (0.054 R)
• M2: 585,526 km (0.059 R)
• M3: 1,016,218 km (0.074 R)
• M4: 1,421,778 km (0.109 R)
• M5: 2,027,799 km (0.093 R)
• M6: 2,616,168 km (0.096 R)
• M7: 3,918,866 km (0.076 R)
• M8: 4,316,946 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.4

Radius: 8.8

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.34 AU - 1.44 AU

Year: 1131 Days

Day: 7.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,641,762 km

• M1: 109,506 km (0.104 R)
• M2: 404,961 km (0.069 R)
• M3: 683,064 km (0.117 R)
• M4: 999,164 km (0.113 R)
• M5: 1,446,911 km (0.103 R)
• M6: 1,822,850 km (0.048 R)
• M7: 2,473,152 km (0.099 R)
• M8: 2,760,530 km (0.038 R)
• M9: 3,197,804 km (0.082 R)
• M10: 3,712,271 km (0.098 R)
• M11: 4,405,208 km (0.076 R)
• M12: 5,655,548 km (0.102 R)
• M13: 7,899,216 km (0.056 R)
• M14: 8,839,738 km (0.113 R)
• M15: 9,822,147 km (0.057 R)
• M16: 10,102,195 km (0.075 R)
• M17: 10,581,057 km (0.119 R)
• M18: 11,175,559 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.2

Radius: 12.7

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.69 AU - 2.23 AU

Year: 1894 Days

Day: 12.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,641,762 km

• M1: 160,519 km (0.106 R)
• M2: 571,763 km (0.096 R)
• M3: 1,006,494 km (0.106 R)
• M4: 1,502,411 km (0.108 R)
• M5: 1,936,096 km (0.08 R)
• M6: 2,541,069 km (0.051 R)
• M7: 3,209,922 km (0.087 R)
• M8: 3,908,095 km (0.115 R)
• M9: 4,881,229 km (0.054 R)
• M10: 6,147,724 km (0.105 R)
• M11: 7,098,269 km (0.074 R)
• M12: 7,812,150 km (0.106 R)
• M13: 8,342,774 km (0.071 R)
• M14: 9,107,668 km (0.089 R)
• M15: 10,047,891 km (0.115 R)
• M16: 11,365,698 km (0.107 R)
• M17: 12,948,892 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.5

Radius: 13.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.66 AU - 2.8 AU

Year: 3114 Days

Day: 12.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,641,762 km

• M1: 165,455 km (0.107 R)
• M2: 583,581 km (0.099 R)
• M3: 1,062,743 km (0.026 R)
• M4: 1,859,651 km (0.108 R)
• M5: 3,010,657 km (0.103 R)
• M6: 5,857,505 km (0.116 R)
• M7: 6,929,074 km (0.087 R)
• M8: 7,465,831 km (0.078 R)
• M9: 9,676,589 km (0.038 R)
• M10: 13,037,903 km (0.105 R)
• M11: 14,519,969 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.9

Radius: 13.7

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.69 AU - 6.31 AU

Year: 8903 Days

Day: 9.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,641,762 km

• M1: 170,691 km (0.088 R)
• M2: 666,159 km (0.113 R)
• M3: 2,954,259 km (0.072 R)
• M4: 4,770,377 km (0.075 R)
• M5: 6,590,385 km (0.095 R)
• M6: 7,101,561 km (0.114 R)
• M7: 7,899,067 km (0.064 R)
• M8: 10,380,147 km (0.089 R)
• M9: 12,197,762 km (0.105 R)
• M10: 13,288,928 km (0.072 R)
• M11: 16,209,378 km (0.096 R)
• M12: 17,335,252 km (0.114 R)
• M13: 26,551,827 km (0.075 R)
• M14: 30,950,453 km (0.119 R)

Asteroid Belt

Center: 7.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.5

Radius: 4.8

Gravity: 32.27 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.67 AU - 10.27 AU

Year: 21730 Days

Day: 17.6 Hours

Environment

Temp: -243 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,641,762 km

• M1: 59,690 km (0.083 R)
• M2: 296,204 km (0.075 R)
• M3: 465,399 km (0.101 R)
• M4: 1,077,703 km (0.104 R)
• M5: 1,445,265 km (0.066 R)
• M6: 1,649,317 km (0.073 R)
• M7: 1,911,711 km (0.111 R)
• M8: 2,715,351 km (0.1 R)
• M9: 3,081,716 km (0.104 R)
• M10: 3,392,132 km (0.115 R)
• M11: 4,846,223 km (0.069 R)
• M12: 5,226,950 km (0.106 R)
• M13: 8,743,547 km (0.075 R)
• M14: 9,598,050 km (0.12 R)
• M15: 10,136,752 km (0.099 R)
• M16: 10,506,857 km (0.095 R)
• M17: 10,695,201 km (0.097 R)
• M18: 12,776,556 km (0.118 R)
• M19: 17,020,348 km (0.096 R)
• M20: 17,897,440 km (0.088 R)
• M21: 18,804,303 km (0.055 R)
• M22: 18,989,206 km (0.085 R)
• M23: 28,385,298 km (0.096 R)
• M24: 31,140,891 km (0.115 R)
• M25: 34,344,530 km (0.084 R)
• M26: 41,867,806 km (0.106 R)
• M27: 43,947,217 km (0.097 R)
• M28: 45,094,932 km (0.107 R)
• M29: 45,426,441 km (0.118 R)
• M30: 58,277,496 km (0.058 R)
• M31: 58,868,258 km (0.083 R)
• M32: 63,115,342 km (0.112 R)
• M33: 73,122,990 km (0.049 R)
• M34: 75,430,089 km (0.197 R)
• M35: 77,785,208 km (0.055 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 18,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit