🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.43 AU - 0.69 AU

Year: 271 Days

Day: 39.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.54 AU - 0.7 AU

Year: 315 Days

Day: 39.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.7

Radius: 12

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.89 AU - 1.33 AU

Year: 755 Days

Day: 13.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,347,944 km

• M1: 149,448 km (0.075 R)
• M2: 527,183 km (0.097 R)
• M3: 1,065,286 km (0.048 R)
• M4: 1,732,044 km (0.055 R)
• M5: 2,338,664 km (0.096 R)
• M6: 3,797,841 km (0.107 R)
• M7: 4,222,549 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 12.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.4 AU - 3.62 AU

Year: 4246 Days

Day: 13.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,347,944 km

• M1: 160,369 km (0.067 R)
• M2: 568,622 km (0.097 R)
• M3: 1,287,888 km (0.057 R)
• M4: 1,834,668 km (0.098 R)
• M5: 2,340,608 km (0.113 R)
• M6: 2,788,804 km (0.06 R)
• M7: 3,638,968 km (0.081 R)
• M8: 4,773,518 km (0.044 R)
• M9: 5,502,060 km (0.087 R)
• M10: 6,687,324 km (0.045 R)
• M11: 7,934,073 km (0.094 R)
• M12: 9,292,421 km (0.027 R)
• M13: 10,186,867 km (0.078 R)
• M14: 10,593,324 km (0.117 R)
• M15: 11,137,861 km (0.037 R)
• M16: 11,657,115 km (0.091 R)
• M17: 13,312,415 km (0.113 R)
• M18: 14,196,688 km (0.088 R)
• M19: 15,119,558 km (0.09 R)
• M20: 17,028,277 km (0.076 R)
• M21: 18,787,997 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.3

Radius: 11.6

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.27 AU - 4.49 AU

Year: 4935 Days

Day: 11.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,347,944 km

• M1: 144,212 km (0.119 R)
• M2: 523,144 km (0.109 R)
• M3: 890,257 km (0.116 R)
• M4: 1,286,093 km (0.045 R)
• M5: 1,884,335 km (0.084 R)
• M6: 3,488,622 km (0.112 R)
• M7: 4,453,529 km (0.091 R)
• M8: 5,237,721 km (0.114 R)
• M9: 6,434,803 km (0.078 R)
• M10: 7,293,195 km (0.091 R)
• M11: 10,742,174 km (0.045 R)
• M12: 12,767,580 km (0.108 R)
• M13: 13,405,764 km (0.105 R)
• M14: 17,238,611 km (0.083 R)
• M15: 20,356,231 km (0.092 R)
• M16: 22,047,884 km (0.041 R)
• M17: 22,580,751 km (0.107 R)
• M18: 24,312,048 km (0.094 R)
• M19: 27,508,056 km (0.089 R)
• M20: 29,757,260 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.4

Radius: 10.8

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.51 AU - 5.67 AU

Year: 6349 Days

Day: 8.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,347,944 km

• M1: 134,339 km (0.087 R)
• M2: 819,198 km (0.116 R)
• M3: 1,306,737 km (0.077 R)
• M4: 1,690,905 km (0.077 R)
• M5: 3,098,172 km (0.057 R)
• M6: 3,723,641 km (0.109 R)
• M7: 4,202,653 km (0.107 R)
• M8: 5,923,028 km (0.065 R)
• M9: 6,510,200 km (0.061 R)
• M10: 7,028,856 km (0.077 R)
• M11: 8,306,721 km (0.109 R)
• M12: 9,085,228 km (0.062 R)
• M13: 9,427,209 km (0.065 R)
• M14: 10,598,860 km (0.099 R)
• M15: 13,283,842 km (0.084 R)
• M16: 14,119,346 km (0.049 R)
• M17: 14,812,732 km (0.091 R)
• M18: 17,948,453 km (0.067 R)
• M19: 22,419,634 km (0.079 R)
• M20: 26,267,292 km (0.101 R)
• M21: 27,940,394 km (0.038 R)
• M22: 28,574,390 km (0.03 R)
• M23: 29,496,661 km (0.1 R)
• M24: 31,987,615 km (0.103 R)

Asteroid Belt

Center: 6.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.7

Radius: 6.1

Gravity: 20.12 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.02 AU - 9.42 AU

Year: 13850 Days

Day: 21 Hours

Environment

Temp: -223 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,347,944 km

• M1: 75,996 km (0.089 R)
• M2: 266,583 km (0.046 R)
• M3: 470,186 km (0.116 R)
• M4: 841,039 km (0.119 R)
• M5: 1,056,460 km (0.106 R)
• M6: 1,713,793 km (0.104 R)
• M7: 1,954,795 km (0.104 R)
• M8: 2,400,148 km (0.041 R)
• M9: 2,863,752 km (0.12 R)
• M10: 3,411,579 km (0.079 R)
• M11: 4,329,811 km (0.12 R)
• M12: 6,642,445 km (0.092 R)
• M13: 7,066,106 km (0.111 R)
• M14: 7,462,391 km (0.087 R)
• M15: 11,482,833 km (0.1 R)
• M16: 12,092,744 km (0.115 R)
• M17: 14,189,657 km (0.043 R)
• M18: 14,467,760 km (0.108 R)
• M19: 15,764,474 km (0.063 R)
• M20: 17,293,963 km (0.117 R)
• M21: 20,556,393 km (0.053 R)
• M22: 21,002,195 km (0.106 R)
• M23: 21,728,941 km (0.098 R)
• M24: 22,755,482 km (0.083 R)
• M25: 24,504,281 km (0.093 R)
• M26: 34,107,118 km (0.096 R)
• M27: 36,262,524 km (0.038 R)
• M28: 36,913,275 km (0.079 R)
• M29: 38,238,263 km (0.112 R)
• M30: 39,320,903 km (0.109 R)
• M31: 47,477,278 km (0.11 R)
• M32: 49,201,692 km (0.089 R)
• M33: 57,921,304 km (0.099 R)
• M34: 58,989,283 km (0.109 R)
• M35: 60,615,561 km (0.104 R)
• M36: 61,164,286 km (0.097 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: 353 - 14,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit