🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996

Radius: 9.6

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.56 AU - 0.82 AU

Year: 389 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,708,110 km

• M1: 119,379 km (0.057 R)
• M2: 439,070 km (0.089 R)
• M3: 878,887 km (0.118 R)
• M4: 1,215,931 km (0.074 R)
• M5: 1,611,618 km (0.067 R)
• M6: 2,041,263 km (0.037 R)
• M7: 2,791,945 km (0.119 R)
• M8: 3,248,817 km (0.057 R)
• M9: 3,589,003 km (0.099 R)
• M10: 3,926,346 km (0.068 R)
• M11: 4,680,020 km (0.038 R)
• M12: 5,228,595 km (0.116 R)
• M13: 5,907,470 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.3

Radius: 13.5

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.64 AU - 0.86 AU

Year: 441 Days

Day: 13.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 85,708,110 km

• M1: 167,998 km (0.065 R)
• M2: 827,127 km (0.114 R)
• M3: 1,322,595 km (0.032 R)
• M4: 2,177,247 km (0.104 R)
• M5: 2,916,410 km (0.093 R)
• M6: 3,365,055 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.3

Radius: 13.6

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.2 AU - 1.42 AU

Year: 1017 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,708,110 km

• M1: 169,195 km (0.118 R)
• M2: 628,161 km (0.078 R)
• M3: 1,075,609 km (0.115 R)
• M4: 1,542,653 km (0.098 R)
• M5: 2,033,633 km (0.113 R)
• M6: 2,620,057 km (0.082 R)
• M7: 3,537,690 km (0.083 R)
• M8: 4,819,146 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.4

Radius: 15

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.68 AU - 2.14 AU

Year: 1790 Days

Day: 9.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,708,110 km

• M1: 186,698 km (0.114 R)
• M2: 660,475 km (0.034 R)
• M3: 1,154,896 km (0.085 R)
• M4: 1,770,640 km (0.115 R)
• M5: 2,274,785 km (0.096 R)
• M6: 3,104,754 km (0.087 R)
• M7: 3,600,222 km (0.099 R)
• M8: 5,324,487 km (0.107 R)
• M9: 6,396,057 km (0.088 R)
• M10: 7,122,205 km (0.104 R)
• M11: 8,360,875 km (0.094 R)
• M12: 10,017,672 km (0.116 R)
• M13: 11,610,141 km (0.116 R)
• M14: 13,885,974 km (0.063 R)
• M15: 15,059,569 km (0.081 R)
• M16: 16,842,476 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.8

Radius: 10.2

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.45 AU - 4.17 AU

Year: 5044 Days

Day: 7.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,708,110 km

• M1: 127,009 km (0.118 R)
• M2: 505,641 km (0.077 R)
• M3: 851,361 km (0.061 R)
• M4: 1,177,784 km (0.112 R)
• M5: 1,765,105 km (0.027 R)
• M6: 2,890,829 km (0.075 R)
• M7: 3,275,894 km (0.111 R)
• M8: 3,941,156 km (0.097 R)
• M9: 4,591,607 km (0.092 R)
• M10: 5,036,811 km (0.076 R)
• M11: 6,419,843 km (0.033 R)
• M12: 7,182,194 km (0.111 R)
• M13: 7,929,884 km (0.119 R)
• M14: 8,689,392 km (0.078 R)
• M15: 12,121,317 km (0.104 R)
• M16: 12,568,016 km (0.118 R)
• M17: 13,759,563 km (0.114 R)
• M18: 15,598,420 km (0.04 R)
• M19: 18,820,011 km (0.095 R)
• M20: 19,151,370 km (0.102 R)
• M21: 22,609,025 km (0.082 R)
• M22: 25,886,715 km (0.111 R)
• M23: 26,711,448 km (0.081 R)
• M24: 27,724,076 km (0.086 R)
• M25: 28,067,253 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.5

Radius: 4.5

Gravity: 39.04 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.8 AU - 10.7 AU

Year: 22258 Days

Day: 21.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 85,708,110 km

• M1: 55,950 km (0.046 R)
• M2: 223,200 km (0.069 R)
• M3: 469,438 km (0.045 R)
• M4: 849,118 km (0.114 R)
• M5: 1,018,612 km (0.091 R)
• M6: 1,225,207 km (0.074 R)
• M7: 3,422,500 km (0.112 R)
• M8: 4,324,575 km (0.054 R)
• M9: 5,215,281 km (0.114 R)
• M10: 5,873,212 km (0.051 R)
• M11: 7,809,158 km (0.1 R)
• M12: 8,891,948 km (0.086 R)
• M13: 9,293,618 km (0.037 R)
• M14: 11,755,251 km (0.116 R)
• M15: 12,521,043 km (0.071 R)
• M16: 15,504,323 km (0.08 R)
• M17: 16,085,661 km (0.116 R)
• M18: 16,339,229 km (0.044 R)
• M19: 17,736,772 km (0.048 R)
• M20: 18,649,469 km (0.117 R)
• M21: 19,306,802 km (0.102 R)
• M22: 20,967,189 km (0.08 R)
• M23: 23,686,878 km (0.032 R)
• M24: 24,792,706 km (0.1 R)
• M25: 25,817,002 km (0.09 R)
• M26: 26,515,325 km (0.112 R)
• M27: 28,809,558 km (0.076 R)
• M28: 29,434,578 km (0.119 R)
• M29: 36,190,418 km (0.111 R)
• M30: 46,252,670 km (0.069 R)
• M31: 46,423,211 km (0.034 R)
• M32: 47,802,055 km (0.101 R)
• M33: 50,280,293 km (0.107 R)
• M34: 50,460,559 km (0.106 R)
• M35: 53,967,432 km (0.092 R)
• M36: 55,876,749 km (0.097 R)
• M37: 59,225,049 km (0.11 R)
• M38: 59,627,617 km (0.105 R)
• M39: 61,873,979 km (0.035 R)
• M40: 62,081,022 km (0.083 R)
• M41: 69,619,707 km (0.083 R)
• M42: 80,918,087 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 148 - 19,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit