🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.97 AU - 1.17 AU

Year: 470 Days

Day: 45.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,384,035 km

• M1: 438,771 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.28 AU - 1.72 AU

Year: 780 Days

Day: 32.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.48 AU - 1.82 AU

Year: 900 Days

Day: 27.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,384,035 km

• M1: 26,030 km (0.042 R)
• M2: 144,811 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.9 AU - 2.64 AU

Year: 1452 Days

Day: 48 Hours

Environment

Temp: -123 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.7

Radius: 10

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.1 AU - 4.46 AU

Year: 3120 Days

Day: 11.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,384,035 km

• M1: 127,906 km (0.077 R)
• M2: 472,131 km (0.104 R)
• M3: 858,542 km (0.051 R)
• M4: 1,269,637 km (0.099 R)
• M5: 1,611,319 km (0.066 R)
• M6: 2,136,407 km (0.116 R)
• M7: 2,455,051 km (0.056 R)
• M8: 2,772,497 km (0.102 R)
• M9: 3,452,420 km (0.114 R)
• M10: 4,329,362 km (0.093 R)
• M11: 4,748,087 km (0.104 R)
• M12: 6,430,764 km (0.109 R)
• M13: 6,977,095 km (0.051 R)
• M14: 7,587,006 km (0.076 R)
• M15: 8,058,987 km (0.08 R)
• M16: 9,249,038 km (0.101 R)
• M17: 10,676,950 km (0.074 R)
• M18: 12,383,861 km (0.118 R)
• M19: 12,943,956 km (0.094 R)
• M20: 13,618,493 km (0.108 R)
• M21: 16,055,591 km (0.119 R)
• M22: 16,609,253 km (0.096 R)
• M23: 17,463,756 km (0.051 R)
• M24: 20,979,605 km (0.035 R)
• M25: 21,977,872 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.4

Radius: 11.8

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.97 AU - 4.59 AU

Year: 3120 Days

Day: 12.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,384,035 km

• M1: 146,756 km (0.051 R)
• M2: 843,732 km (0.056 R)
• M3: 1,546,094 km (0.101 R)
• M4: 2,281,816 km (0.11 R)
• M5: 2,777,284 km (0.094 R)
• M6: 3,238,495 km (0.099 R)
• M7: 4,170,190 km (0.065 R)
• M8: 4,665,359 km (0.096 R)
• M9: 5,722,867 km (0.079 R)
• M10: 7,081,365 km (0.103 R)
• M11: 8,045,523 km (0.048 R)
• M12: 8,885,066 km (0.078 R)
• M13: 11,138,309 km (0.096 R)
• M14: 11,631,085 km (0.08 R)
• M15: 12,971,482 km (0.092 R)
• M16: 14,850,132 km (0.091 R)
• M17: 16,743,442 km (0.091 R)
• M18: 17,227,392 km (0.113 R)
• M19: 17,831,468 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.6

Radius: 10.5

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.58 AU - 10.54 AU

Year: 12551 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,384,035 km

• M1: 133,740 km (0.078 R)
• M2: 572,212 km (0.117 R)
• M3: 1,037,461 km (0.084 R)
• M4: 1,396,646 km (0.116 R)
• M5: 2,887,089 km (0.08 R)
• M6: 6,726,818 km (0.032 R)
• M7: 7,148,534 km (0.116 R)
• M8: 7,752,012 km (0.103 R)
• M9: 8,389,149 km (0.118 R)
• M10: 9,913,851 km (0.112 R)
• M11: 11,028,056 km (0.074 R)
• M12: 12,336,588 km (0.111 R)
• M13: 21,027,477 km (0.087 R)
• M14: 25,621,029 km (0.085 R)
• M15: 27,905,239 km (0.105 R)
• M16: 31,369,028 km (0.077 R)
• M17: 32,116,120 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 68.1

Radius: 5.5

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 11.03 AU - 12.11 AU

Year: 16710 Days

Day: 18.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,384,035 km

• M1: 68,815 km (0.105 R)
• M2: 253,419 km (0.044 R)
• M3: 550,071 km (0.059 R)
• M4: 782,995 km (0.119 R)
• M5: 1,848,880 km (0.108 R)
• M6: 2,095,268 km (0.068 R)
• M7: 2,566,351 km (0.116 R)
• M8: 5,846,434 km (0.08 R)
• M9: 6,093,121 km (0.099 R)
• M10: 6,740,431 km (0.079 R)
• M11: 10,273,335 km (0.103 R)
• M12: 10,632,968 km (0.093 R)
• M13: 11,000,829 km (0.057 R)
• M14: 11,187,976 km (0.087 R)
• M15: 12,355,887 km (0.115 R)
• M16: 14,704,124 km (0.109 R)
• M17: 14,931,363 km (0.065 R)
• M18: 15,160,847 km (0.106 R)
• M19: 16,465,639 km (0.12 R)
• M20: 17,333,905 km (0.109 R)
• M21: 26,398,190 km (0.076 R)
• M22: 27,157,549 km (0.111 R)
• M23: 28,631,686 km (0.117 R)
• M24: 30,158,332 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.3

Radius: 6.6

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 12.41 AU - 13.79 AU

Year: 20132 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 86,384,035 km

• M1: 82,728 km (0.107 R)
• M2: 324,029 km (0.095 R)
• M3: 814,710 km (0.109 R)
• M4: 1,463,217 km (0.082 R)
• M5: 1,956,291 km (0.07 R)
• M6: 2,320,263 km (0.098 R)
• M7: 3,355,779 km (0.098 R)
• M8: 3,943,101 km (0.049 R)
• M9: 4,892,748 km (0.11 R)
• M10: 5,688,609 km (0.092 R)
• M11: 6,707,071 km (0.065 R)
• M12: 7,790,160 km (0.105 R)
• M13: 10,676,800 km (0.1 R)
• M14: 11,530,106 km (0.112 R)
• M15: 16,833,650 km (0.062 R)
• M16: 18,445,118 km (0.112 R)
• M17: 19,004,315 km (0.07 R)
• M18: 20,353,090 km (0.118 R)
• M19: 21,050,964 km (0.105 R)
• M20: 22,179,530 km (0.102 R)
• M21: 23,347,889 km (0.071 R)
• M22: 26,979,378 km (0.118 R)
• M23: 41,989,280 km (0.043 R)
• M24: 43,609,126 km (0.099 R)
• M25: 46,629,357 km (0.116 R)
• M26: 49,250,312 km (0.11 R)
• M27: 51,599,896 km (0.09 R)
• M28: 52,152,510 km (0.12 R)
• M29: 53,082,261 km (0.113 R)
• M30: 53,457,303 km (0.037 R)
• M31: 55,744,505 km (0.113 R)
• M32: 58,694,126 km (0.098 R)
• M33: 62,577,687 km (0.085 R)
• M34: 71,306,573 km (0.1 R)
• M35: 72,913,105 km (0.11 R)
• M36: 73,608,884 km (0.077 R)
• M37: 75,013,758 km (0.115 R)
• M38: 75,723,001 km (0.102 R)
• M39: 79,826,022 km (0.119 R)
• M40: 80,565,185 km (0.045 R)
• M41: 82,809,901 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 17,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit