🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.2

Radius: 12.5

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.41 AU - 1.57 AU

Year: 1255 Days

Day: 9.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,692,782 km

• M1: 155,731 km (0.084 R)
• M2: 739,761 km (0.077 R)
• M3: 1,128,566 km (0.056 R)
• M4: 1,660,387 km (0.11 R)
• M5: 2,466,270 km (0.046 R)
• M6: 3,286,665 km (0.107 R)
• M7: 4,245,139 km (0.025 R)
• M8: 5,151,702 km (0.071 R)
• M9: 6,067,241 km (0.114 R)
• M10: 7,858,077 km (0.107 R)
• M11: 8,391,992 km (0.067 R)
• M12: 9,346,127 km (0.078 R)
• M13: 9,946,014 km (0.105 R)
• M14: 10,337,961 km (0.118 R)
• M15: 10,842,554 km (0.105 R)
• M16: 11,612,236 km (0.037 R)
• M17: 12,084,067 km (0.041 R)
• M18: 12,720,307 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.2

Radius: 10.8

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.7 AU - 2.02 AU

Year: 1751 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,692,782 km

• M1: 134,339 km (0.109 R)
• M2: 552,166 km (0.116 R)
• M3: 939,325 km (0.082 R)
• M4: 1,961,228 km (0.119 R)
• M5: 2,358,111 km (0.072 R)
• M6: 2,738,987 km (0.069 R)
• M7: 3,412,178 km (0.117 R)
• M8: 3,884,608 km (0.069 R)
• M9: 4,304,978 km (0.071 R)
• M10: 4,919,676 km (0.073 R)
• M11: 5,891,763 km (0.082 R)
• M12: 6,752,848 km (0.061 R)
• M13: 8,391,543 km (0.081 R)
• M14: 9,065,781 km (0.109 R)
• M15: 9,513,377 km (0.074 R)
• M16: 10,280,665 km (0.078 R)
• M17: 10,767,606 km (0.102 R)
• M18: 12,791,516 km (0.082 R)
• M19: 13,437,030 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.6

Radius: 10.9

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.94 AU - 2.86 AU

Year: 2566 Days

Day: 11 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 31,692,782 km

• M1: 135,536 km (0.114 R)
• M2: 689,197 km (0.1 R)
• M3: 1,487,751 km (0.117 R)
• M4: 3,181,199 km (0.073 R)
• M5: 3,664,400 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.2

Radius: 10

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.27 AU - 4.63 AU

Year: 6480 Days

Day: 11.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,692,782 km

• M1: 124,615 km (0.083 R)
• M2: 474,973 km (0.077 R)
• M3: 881,131 km (0.094 R)
• M4: 1,410,708 km (0.034 R)
• M5: 1,728,903 km (0.076 R)
• M6: 2,532,243 km (0.048 R)
• M7: 2,968,620 km (0.109 R)
• M8: 3,682,052 km (0.104 R)
• M9: 5,004,647 km (0.078 R)
• M10: 6,047,195 km (0.113 R)
• M11: 6,516,334 km (0.112 R)
• M12: 9,768,591 km (0.119 R)
• M13: 10,462,725 km (0.038 R)
• M14: 13,015,613 km (0.111 R)
• M15: 13,403,520 km (0.103 R)
• M16: 17,449,096 km (0.097 R)
• M17: 17,853,159 km (0.084 R)
• M18: 20,409,189 km (0.097 R)
• M19: 22,242,959 km (0.044 R)
• M20: 25,539,199 km (0.094 R)
• M21: 27,939,646 km (0.082 R)
• M22: 29,621,276 km (0.099 R)
• M23: 30,486,849 km (0.085 R)
• M24: 31,866,740 km (0.096 R)
• M25: 32,268,560 km (0.08 R)
• M26: 34,963,266 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.4

Radius: 4.7

Gravity: 33.92 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.13 AU - 10.69 AU

Year: 18358 Days

Day: 20.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 31,692,782 km

• M1: 61,335 km (0.084 R)
• M2: 257,159 km (0.056 R)
• M3: 1,358,947 km (0.06 R)
• M4: 2,460,287 km (0.114 R)
• M5: 2,669,424 km (0.07 R)
• M6: 2,890,380 km (0.099 R)
• M7: 3,258,092 km (0.106 R)
• M8: 3,656,471 km (0.073 R)
• M9: 4,182,906 km (0.116 R)
• M10: 4,481,354 km (0.092 R)
• M11: 5,941,279 km (0.106 R)
• M12: 6,404,434 km (0.107 R)
• M13: 6,666,979 km (0.116 R)
• M14: 8,604,570 km (0.04 R)
• M15: 10,283,208 km (0.052 R)
• M16: 11,839,475 km (0.065 R)
• M17: 12,639,374 km (0.111 R)
• M18: 13,474,729 km (0.114 R)
• M19: 16,040,632 km (0.087 R)
• M20: 16,606,560 km (0.097 R)
• M21: 17,863,931 km (0.104 R)
• M22: 19,183,533 km (0.062 R)
• M23: 27,906,585 km (0.106 R)
• M24: 29,318,340 km (0.026 R)
• M25: 29,558,146 km (0.09 R)
• M26: 30,407,862 km (0.112 R)
• M27: 33,838,141 km (0.058 R)
• M28: 39,090,223 km (0.069 R)
• M29: 41,455,066 km (0.093 R)
• M30: 44,070,486 km (0.074 R)
• M31: 51,172,495 km (0.054 R)
• M32: 60,152,107 km (0.11 R)
• M33: 65,113,371 km (0.045 R)
• M34: 69,061,259 km (0.066 R)
• M35: 71,852,605 km (0.034 R)
• M36: 73,165,925 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.7

Radius: 5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.1 AU - 10.72 AU

Year: 21534 Days

Day: 19.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,692,782 km

• M1: 65,075 km (0.113 R)
• M2: 237,561 km (0.064 R)
• M3: 599,139 km (0.116 R)
• M4: 924,814 km (0.063 R)
• M5: 1,305,391 km (0.093 R)
• M6: 1,770,491 km (0.112 R)
• M7: 2,812,141 km (0.104 R)
• M8: 4,433,183 km (0.041 R)
• M9: 4,878,686 km (0.101 R)
• M10: 5,267,491 km (0.088 R)
• M11: 6,826,300 km (0.115 R)
• M12: 7,171,273 km (0.115 R)
• M13: 19,693,662 km (0.05 R)
• M14: 22,061,497 km (0.1 R)
• M15: 29,741,553 km (0.102 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: 532 - 18,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit