🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.2

Radius: 9.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.66 AU - 0.98 AU

Year: 487 Days

Day: 11.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,505,373 km

• M1: 125,363 km (0.086 R)
• M2: 433,086 km (0.116 R)
• M3: 737,069 km (0.04 R)
• M4: 1,347,727 km (0.091 R)
• M5: 2,146,430 km (0.091 R)
• M6: 2,618,860 km (0.073 R)
• M7: 2,928,977 km (0.066 R)
• M8: 4,083,723 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.2

Radius: 15

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.93 AU - 1.05 AU

Year: 646 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,505,373 km

• M1: 186,549 km (0.104 R)
• M2: 780,602 km (0.09 R)
• M3: 1,361,341 km (0.102 R)
• M4: 2,328,640 km (0.082 R)
• M5: 3,120,163 km (0.043 R)
• M6: 3,597,978 km (0.05 R)
• M7: 4,164,805 km (0.117 R)
• M8: 5,119,987 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.6

Radius: 8.2

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.2 AU - 2.76 AU

Year: 2562 Days

Day: 13.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,505,373 km

• M1: 104,120 km (0.095 R)
• M2: 514,766 km (0.106 R)
• M3: 1,214,735 km (0.078 R)
• M4: 1,879,099 km (0.036 R)
• M5: 2,189,066 km (0.101 R)
• M6: 3,572,996 km (0.096 R)
• M7: 5,311,921 km (0.099 R)
• M8: 6,464,872 km (0.116 R)
• M9: 7,809,009 km (0.088 R)
• M10: 8,755,814 km (0.114 R)
• M11: 9,330,120 km (0.111 R)
• M12: 10,593,923 km (0.086 R)
• M13: 12,054,896 km (0.1 R)
• M14: 13,270,378 km (0.116 R)
• M15: 19,611,533 km (0.101 R)

Asteroid Belt

Center: 3.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.6

Radius: 15

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.03 AU - 5.27 AU

Year: 6578 Days

Day: 12.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,505,373 km

• M1: 187,895 km (0.095 R)
• M2: 881,431 km (0.083 R)
• M3: 1,527,843 km (0.11 R)
• M4: 2,080,607 km (0.118 R)
• M5: 2,885,743 km (0.093 R)
• M6: 3,486,827 km (0.119 R)
• M7: 4,197,118 km (0.092 R)
• M8: 5,458,527 km (0.087 R)
• M9: 8,091,150 km (0.117 R)
• M10: 9,072,812 km (0.105 R)
• M11: 10,084,841 km (0.071 R)
• M12: 11,532,500 km (0.106 R)
• M13: 12,008,819 km (0.076 R)
• M14: 12,944,704 km (0.112 R)
• M15: 13,869,368 km (0.084 R)
• M16: 15,149,477 km (0.079 R)
• M17: 17,387,013 km (0.117 R)
• M18: 18,369,721 km (0.099 R)
• M19: 19,687,229 km (0.081 R)
• M20: 22,021,854 km (0.12 R)
• M21: 22,756,828 km (0.084 R)
• M22: 23,677,453 km (0.11 R)
• M23: 29,632,197 km (0.099 R)
• M24: 39,785,703 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.1

Radius: 5.2

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.25 AU - 10.03 AU

Year: 15235 Days

Day: 19.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 43,505,373 km

• M1: 64,925 km (0.095 R)
• M2: 255,214 km (0.12 R)
• M3: 551,418 km (0.107 R)
• M4: 846,724 km (0.088 R)
• M5: 1,124,826 km (0.12 R)
• M6: 1,692,102 km (0.086 R)
• M7: 1,996,533 km (0.082 R)
• M8: 2,413,163 km (0.041 R)
• M9: 2,673,164 km (0.118 R)
• M10: 3,132,579 km (0.111 R)
• M11: 3,296,838 km (0.063 R)
• M12: 3,642,858 km (0.059 R)
• M13: 4,067,566 km (0.04 R)
• M14: 4,378,281 km (0.043 R)
• M15: 4,674,335 km (0.115 R)
• M16: 6,101,648 km (0.06 R)
• M17: 6,284,607 km (0.048 R)
• M18: 7,254,898 km (0.074 R)
• M19: 8,961,810 km (0.096 R)
• M20: 10,706,720 km (0.116 R)
• M21: 12,314,448 km (0.086 R)
• M22: 13,886,722 km (0.05 R)
• M23: 14,139,841 km (0.081 R)
• M24: 14,460,729 km (0.101 R)
• M25: 17,350,511 km (0.093 R)
• M26: 17,866,773 km (0.098 R)
• M27: 18,393,357 km (0.082 R)
• M28: 21,015,509 km (0.074 R)
• M29: 23,786,361 km (0.102 R)
• M30: 25,826,576 km (0.112 R)
• M31: 27,282,612 km (0.04 R)
• M32: 29,724,648 km (0.098 R)
• M33: 30,463,512 km (0.12 R)
• M34: 33,655,183 km (0.118 R)
• M35: 34,342,136 km (0.091 R)
• M36: 35,981,579 km (0.026 R)
• M37: 40,307,052 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.7

Radius: 4.4

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.35 AU - 9.35 AU

Year: 17271 Days

Day: 19.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,505,373 km

• M1: 54,753 km (0.115 R)
• M2: 308,172 km (0.068 R)
• M3: 504,893 km (0.078 R)
• M4: 827,276 km (0.078 R)
• M5: 1,081,892 km (0.048 R)
• M6: 2,309,642 km (0.055 R)
• M7: 2,495,891 km (0.098 R)
• M8: 2,814,684 km (0.103 R)
• M9: 3,656,022 km (0.119 R)
• M10: 5,955,192 km (0.042 R)
• M11: 7,088,396 km (0.1 R)
• M12: 7,482,736 km (0.063 R)
• M13: 8,017,099 km (0.091 R)
• M14: 11,822,869 km (0.111 R)
• M15: 13,299,400 km (0.049 R)
• M16: 13,596,801 km (0.117 R)
• M17: 17,733,481 km (0.102 R)
• M18: 23,317,671 km (0.098 R)
• M19: 23,490,007 km (0.075 R)
• M20: 25,351,005 km (0.031 R)
• M21: 26,550,929 km (0.051 R)
• M22: 28,274,297 km (0.056 R)
• M23: 29,766,236 km (0.092 R)
• M24: 41,705,942 km (0.095 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 19,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit