🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.5 AU - 0.8 AU

Year: 333 Days

Day: 20.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.9

Radius: 8.4

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.58 AU - 1.64 AU

Year: 1299 Days

Day: 12 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,565,830 km

• M1: 104,719 km (0.12 R)
• M2: 534,663 km (0.054 R)
• M3: 1,012,179 km (0.069 R)
• M4: 1,484,011 km (0.101 R)
• M5: 1,866,383 km (0.077 R)
• M6: 2,557,824 km (0.048 R)
• M7: 2,890,380 km (0.109 R)
• M8: 3,491,016 km (0.088 R)
• M9: 4,569,317 km (0.114 R)
• M10: 5,513,130 km (0.117 R)
• M11: 5,816,365 km (0.069 R)
• M12: 6,332,927 km (0.115 R)
• M13: 7,595,533 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.3

Radius: 8.3

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.57 AU - 1.69 AU

Year: 1323 Days

Day: 14.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,565,830 km

• M1: 103,223 km (0.047 R)
• M2: 372,648 km (0.119 R)
• M3: 887,265 km (0.098 R)
• M4: 1,256,921 km (0.084 R)
• M5: 1,577,360 km (0.086 R)
• M6: 2,156,603 km (0.079 R)
• M7: 2,418,549 km (0.113 R)
• M8: 3,446,735 km (0.074 R)
• M9: 4,240,800 km (0.07 R)
• M10: 4,519,800 km (0.028 R)
• M11: 7,124,150 km (0.047 R)
• M12: 8,980,659 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.4

Radius: 14

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.6 AU - 1.98 AU

Year: 1523 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,565,830 km

• M1: 174,132 km (0.045 R)
• M2: 615,894 km (0.101 R)
• M3: 1,275,621 km (0.067 R)
• M4: 1,778,868 km (0.055 R)
• M5: 2,624,844 km (0.103 R)
• M6: 3,280,681 km (0.089 R)
• M7: 3,936,070 km (0.112 R)
• M8: 4,779,203 km (0.099 R)
• M9: 5,398,538 km (0.12 R)
• M10: 6,983,378 km (0.083 R)
• M11: 7,956,213 km (0.074 R)
• M12: 8,766,734 km (0.07 R)
• M13: 9,532,975 km (0.117 R)
• M14: 10,000,318 km (0.107 R)
• M15: 11,053,487 km (0.054 R)
• M16: 11,607,149 km (0.107 R)
• M17: 13,297,904 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.4

Radius: 9.2

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.8 AU - 3 AU

Year: 3140 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,565,830 km

• M1: 114,442 km (0.107 R)
• M2: 468,690 km (0.074 R)
• M3: 873,502 km (0.117 R)
• M4: 1,204,412 km (0.078 R)
• M5: 2,468,664 km (0.066 R)
• M6: 3,814,147 km (0.103 R)
• M7: 4,386,958 km (0.037 R)
• M8: 10,119,249 km (0.115 R)
• M9: 10,407,075 km (0.04 R)
• M10: 11,479,841 km (0.066 R)
• M11: 11,974,562 km (0.07 R)
• M12: 12,389,845 km (0.12 R)
• M13: 12,958,616 km (0.081 R)
• M14: 13,594,108 km (0.106 R)
• M15: 13,995,479 km (0.115 R)
• M16: 16,742,844 km (0.071 R)
• M17: 17,262,397 km (0.06 R)
• M18: 18,516,626 km (0.037 R)
• M19: 21,072,057 km (0.081 R)
• M20: 23,493,298 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.6

Radius: 12.4

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.65 AU - 5.49 AU

Year: 6212 Days

Day: 9.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,565,830 km

• M1: 157,676 km (0.072 R)
• M2: 673,639 km (0.041 R)
• M3: 1,139,637 km (0.118 R)
• M4: 1,535,024 km (0.088 R)
• M5: 2,482,128 km (0.065 R)
• M6: 2,927,930 km (0.092 R)
• M7: 3,352,488 km (0.117 R)
• M8: 4,016,703 km (0.094 R)
• M9: 5,736,630 km (0.097 R)
• M10: 7,029,155 km (0.114 R)
• M11: 7,930,482 km (0.06 R)
• M12: 9,141,327 km (0.093 R)
• M13: 10,733,198 km (0.119 R)

Asteroid Belt

Center: 5.63 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781

Radius: 4.4

Gravity: 40.34 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.14 AU - 8.24 AU

Year: 11002 Days

Day: 23.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,565,830 km

• M1: 55,202 km (0.106 R)
• M2: 782,546 km (0.107 R)
• M3: 1,381,985 km (0.104 R)
• M4: 2,541,967 km (0.105 R)
• M5: 5,840,750 km (0.104 R)
• M6: 7,002,527 km (0.114 R)
• M7: 8,356,537 km (0.113 R)
• M8: 9,927,614 km (0.092 R)
• M9: 10,242,817 km (0.117 R)
• M10: 10,892,819 km (0.065 R)
• M11: 11,171,670 km (0.052 R)
• M12: 12,036,794 km (0.073 R)
• M13: 14,161,533 km (0.072 R)
• M14: 19,459,841 km (0.044 R)
• M15: 28,177,357 km (0.118 R)
• M16: 33,963,953 km (0.052 R)
• M17: 37,511,367 km (0.108 R)
• M18: 41,975,367 km (0.12 R)
• M19: 46,634,443 km (0.113 R)
• M20: 53,206,727 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.2

Radius: 3.1

Gravity: 14.9 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.68 AU - 9.34 AU

Year: 15784 Days

Day: 21.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 38,565,830 km

• M1: 38,596 km (0.098 R)
• M2: 199,264 km (0.034 R)
• M3: 356,043 km (0.119 R)
• M4: 763,697 km (0.048 R)
• M5: 1,606,831 km (0.07 R)
• M6: 2,220,032 km (0.073 R)
• M7: 2,467,467 km (0.082 R)
• M8: 3,572,846 km (0.091 R)
• M9: 5,149,308 km (0.053 R)
• M10: 5,550,081 km (0.113 R)
• M11: 5,677,538 km (0.102 R)
• M12: 6,804,609 km (0.069 R)
• M13: 6,913,815 km (0.065 R)
• M14: 7,633,680 km (0.081 R)
• M15: 9,399,533 km (0.103 R)
• M16: 10,090,975 km (0.073 R)
• M17: 10,280,964 km (0.116 R)
• M18: 11,114,972 km (0.108 R)
• M19: 11,215,951 km (0.115 R)
• M20: 12,530,766 km (0.116 R)
• M21: 12,750,227 km (0.082 R)
• M22: 14,180,382 km (0.065 R)
• M23: 15,905,246 km (0.114 R)
• M24: 18,181,527 km (0.118 R)
• M25: 21,750,932 km (0.073 R)
• M26: 23,201,583 km (0.062 R)
• M27: 23,699,145 km (0.104 R)
• M28: 26,383,380 km (0.07 R)
• M29: 30,531,130 km (0.106 R)
• M30: 30,729,347 km (0.119 R)
• M31: 31,429,765 km (0.077 R)
• M32: 34,018,556 km (0.111 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 14,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit