🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.3

Radius: 8.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.63 AU - 0.79 AU

Year: 392 Days

Day: 13.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,262,942 km

• M1: 107,112 km (0.069 R)
• M2: 441,015 km (0.057 R)
• M3: 760,406 km (0.115 R)
• M4: 1,531,733 km (0.048 R)
• M5: 2,102,598 km (0.067 R)
• M6: 2,693,510 km (0.051 R)
• M7: 3,313,892 km (0.065 R)
• M8: 3,866,507 km (0.063 R)
• M9: 4,465,796 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.7

Radius: 14.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.75 AU - 0.95 AU

Year: 514 Days

Day: 14.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 104.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,262,942 km

• M1: 182,958 km (0.109 R)
• M2: 683,513 km (0.108 R)
• M3: 1,231,789 km (0.097 R)
• M4: 1,987,109 km (0.104 R)
• M5: 2,607,640 km (0.101 R)
• M6: 3,142,004 km (0.058 R)
• M7: 3,950,880 km (0.11 R)
• M8: 5,169,953 km (0.093 R)
• M9: 5,948,759 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.2

Radius: 11.8

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.1 AU - 1.68 AU

Year: 1075 Days

Day: 12.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,262,942 km

• M1: 146,756 km (0.066 R)
• M2: 1,384,528 km (0.051 R)
• M3: 2,132,069 km (0.07 R)
• M4: 3,120,612 km (0.047 R)
• M5: 3,925,299 km (0.114 R)
• M6: 6,288,047 km (0.095 R)
• M7: 6,745,069 km (0.044 R)

Asteroid Belt

Center: 1.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.2

Radius: 9.6

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.62 AU - 2.6 AU

Year: 2011 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,262,942 km

• M1: 119,379 km (0.117 R)
• M2: 495,618 km (0.102 R)
• M3: 852,708 km (0.116 R)
• M4: 1,229,694 km (0.083 R)
• M5: 1,697,786 km (0.097 R)
• M6: 2,103,944 km (0.102 R)
• M7: 2,936,008 km (0.105 R)
• M8: 3,395,273 km (0.09 R)
• M9: 3,973,020 km (0.106 R)
• M10: 4,438,718 km (0.044 R)
• M11: 4,816,752 km (0.111 R)
• M12: 5,151,702 km (0.042 R)
• M13: 5,592,268 km (0.116 R)
• M14: 7,173,218 km (0.083 R)
• M15: 7,808,261 km (0.102 R)
• M16: 9,446,657 km (0.09 R)
• M17: 10,623,842 km (0.103 R)
• M18: 13,348,618 km (0.119 R)
• M19: 13,760,760 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.5

Radius: 8.8

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.01 AU - 2.75 AU

Year: 2409 Days

Day: 14 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,262,942 km

• M1: 109,805 km (0.111 R)
• M2: 541,544 km (0.049 R)
• M3: 978,220 km (0.091 R)
• M4: 1,323,343 km (0.077 R)
• M5: 1,679,236 km (0.079 R)
• M6: 1,973,495 km (0.097 R)
• M7: 2,290,044 km (0.04 R)
• M8: 2,667,928 km (0.063 R)
• M9: 2,967,274 km (0.115 R)
• M10: 3,483,386 km (0.106 R)
• M11: 4,282,239 km (0.03 R)
• M12: 5,133,301 km (0.094 R)
• M13: 6,615,517 km (0.073 R)
• M14: 7,580,573 km (0.077 R)
• M15: 8,038,492 km (0.034 R)
• M16: 8,821,786 km (0.083 R)
• M17: 9,328,624 km (0.058 R)
• M18: 11,146,986 km (0.104 R)
• M19: 11,552,097 km (0.09 R)
• M20: 13,068,272 km (0.031 R)
• M21: 13,436,133 km (0.093 R)
• M22: 14,756,484 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.6

Radius: 13.4

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.2 AU - 3.36 AU

Year: 3041 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,262,942 km

• M1: 166,652 km (0.072 R)
• M2: 806,781 km (0.088 R)
• M3: 1,535,323 km (0.095 R)
• M4: 2,272,541 km (0.048 R)
• M5: 2,874,822 km (0.082 R)
• M6: 4,686,004 km (0.114 R)
• M7: 6,026,101 km (0.067 R)
• M8: 10,261,068 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.1

Radius: 12.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.35 AU - 3.53 AU

Year: 3307 Days

Day: 6.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,262,942 km

• M1: 161,267 km (0.059 R)
• M2: 627,713 km (0.095 R)
• M3: 1,261,409 km (0.088 R)
• M4: 1,793,828 km (0.088 R)
• M5: 2,712,060 km (0.084 R)
• M6: 4,202,952 km (0.113 R)
• M7: 4,821,988 km (0.107 R)
• M8: 6,203,824 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.4

Radius: 14.5

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.3 AU - 5.96 AU

Year: 7622 Days

Day: 5.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,262,942 km

• M1: 184,903 km (0.071 R)
• M2: 699,220 km (0.116 R)
• M3: 1,152,502 km (0.073 R)
• M4: 1,872,068 km (0.084 R)
• M5: 3,348,000 km (0.117 R)
• M6: 4,146,703 km (0.074 R)
• M7: 4,980,263 km (0.08 R)
• M8: 5,628,321 km (0.096 R)
• M9: 6,262,765 km (0.119 R)
• M10: 6,760,477 km (0.077 R)
• M11: 8,122,117 km (0.047 R)
• M12: 8,846,171 km (0.058 R)
• M13: 10,374,912 km (0.111 R)
• M14: 12,679,168 km (0.114 R)
• M15: 16,681,359 km (0.085 R)
• M16: 18,207,856 km (0.093 R)
• M17: 19,750,060 km (0.111 R)
• M18: 21,859,091 km (0.071 R)
• M19: 24,287,514 km (0.106 R)
• M20: 25,611,754 km (0.093 R)
• M21: 27,640,451 km (0.064 R)
• M22: 29,279,894 km (0.038 R)
• M23: 40,259,480 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.7

Radius: 13.6

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.41 AU - 6.41 AU

Year: 8255 Days

Day: 6.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,262,942 km

• M1: 171,290 km (0.097 R)
• M2: 712,684 km (0.056 R)
• M3: 1,440,627 km (0.1 R)
• M4: 2,052,932 km (0.105 R)
• M5: 3,274,398 km (0.111 R)
• M6: 4,208,188 km (0.104 R)
• M7: 4,996,419 km (0.026 R)
• M8: 5,475,581 km (0.05 R)
• M9: 7,340,319 km (0.075 R)
• M10: 9,890,514 km (0.114 R)
• M11: 12,514,460 km (0.116 R)
• M12: 13,956,135 km (0.111 R)
• M13: 14,588,336 km (0.034 R)
• M14: 19,330,139 km (0.084 R)
• M15: 22,090,519 km (0.111 R)
• M16: 22,863,192 km (0.082 R)
• M17: 23,831,838 km (0.048 R)
• M18: 31,718,339 km (0.071 R)
• M19: 32,923,200 km (0.105 R)
• M20: 33,593,099 km (0.076 R)
• M21: 34,044,735 km (0.056 R)
• M22: 36,840,570 km (0.068 R)
• M23: 40,418,801 km (0.087 R)
• M24: 46,002,841 km (0.09 R)
• M25: 46,700,117 km (0.082 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit