🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.62 AU - 0.66 AU

Year: 331 Days

Day: 36.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.3

Radius: 11.7

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.85 AU - 1.35 AU

Year: 745 Days

Day: 7.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,248,670 km

• M1: 148,251 km (0.116 R)
• M2: 540,198 km (0.055 R)
• M3: 1,067,082 km (0.06 R)
• M4: 1,820,307 km (0.083 R)
• M5: 2,191,609 km (0.1 R)
• M6: 3,497,149 km (0.085 R)
• M7: 3,954,171 km (0.057 R)
• M8: 6,647,531 km (0.069 R)
• M9: 7,189,075 km (0.119 R)
• M10: 8,489,829 km (0.08 R)
• M11: 9,128,013 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 11.2

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.16 AU - 1.42 AU

Year: 946 Days

Day: 5.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,248,670 km

• M1: 139,276 km (0.047 R)
• M2: 496,067 km (0.099 R)
• M3: 871,258 km (0.059 R)
• M4: 1,509,592 km (0.091 R)
• M5: 1,868,178 km (0.065 R)
• M6: 2,317,271 km (0.118 R)
• M7: 3,181,498 km (0.111 R)
• M8: 3,538,289 km (0.075 R)
• M9: 5,204,660 km (0.056 R)
• M10: 6,498,532 km (0.095 R)
• M11: 6,935,208 km (0.113 R)
• M12: 7,342,263 km (0.038 R)
• M13: 7,918,664 km (0.113 R)
• M14: 8,363,867 km (0.091 R)
• M15: 8,964,652 km (0.053 R)
• M16: 9,361,984 km (0.075 R)
• M17: 9,889,915 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 13.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.23 AU - 1.49 AU

Year: 1024 Days

Day: 14.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,248,670 km

• M1: 165,754 km (0.119 R)
• M2: 695,481 km (0.102 R)
• M3: 1,231,340 km (0.067 R)
• M4: 1,714,691 km (0.089 R)
• M5: 2,217,938 km (0.075 R)
• M6: 3,470,820 km (0.071 R)
• M7: 3,974,965 km (0.086 R)
• M8: 4,510,376 km (0.103 R)
• M9: 5,151,103 km (0.057 R)
• M10: 6,390,821 km (0.1 R)
• M11: 7,744,383 km (0.113 R)
• M12: 8,261,991 km (0.112 R)
• M13: 9,138,635 km (0.062 R)
• M14: 9,629,017 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.8

Radius: 13.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.5 AU - 1.66 AU

Year: 1282 Days

Day: 8.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 31,248,670 km

• M1: 171,589 km (0.095 R)
• M2: 707,748 km (0.112 R)
• M3: 2,102,748 km (0.114 R)
• M4: 2,581,311 km (0.054 R)
• M5: 4,723,104 km (0.069 R)
• M6: 6,174,652 km (0.052 R)
• M7: 7,065,807 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.7

Radius: 10.6

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.29 AU - 4.39 AU

Year: 4859 Days

Day: 13.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,248,670 km

• M1: 131,796 km (0.114 R)
• M2: 512,223 km (0.097 R)
• M3: 986,598 km (0.051 R)
• M4: 1,774,380 km (0.101 R)
• M5: 2,225,418 km (0.109 R)
• M6: 2,920,300 km (0.094 R)
• M7: 3,915,126 km (0.076 R)
• M8: 4,351,353 km (0.073 R)
• M9: 4,686,303 km (0.056 R)
• M10: 5,235,626 km (0.04 R)
• M11: 5,585,386 km (0.119 R)
• M12: 7,760,838 km (0.095 R)
• M13: 8,178,366 km (0.03 R)
• M14: 9,099,739 km (0.102 R)
• M15: 9,737,026 km (0.036 R)
• M16: 10,449,411 km (0.058 R)
• M17: 12,433,528 km (0.06 R)
• M18: 13,379,435 km (0.03 R)
• M19: 14,036,170 km (0.106 R)
• M20: 15,237,142 km (0.043 R)
• M21: 16,136,075 km (0.08 R)
• M22: 17,712,238 km (0.113 R)
• M23: 18,571,229 km (0.076 R)
• M24: 19,596,723 km (0.115 R)
• M25: 22,977,036 km (0.11 R)
• M26: 24,319,079 km (0.073 R)
• M27: 25,545,931 km (0.115 R)
• M28: 25,963,907 km (0.062 R)
• M29: 26,985,661 km (0.102 R)
• M30: 28,658,165 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.3

Radius: 3.2

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.71 AU - 9.51 AU

Year: 13555 Days

Day: 22.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,248,670 km

• M1: 39,793 km (0.062 R)
• M2: 257,308 km (0.103 R)
• M3: 533,316 km (0.116 R)
• M4: 793,168 km (0.075 R)
• M5: 1,006,046 km (0.096 R)
• M6: 1,131,110 km (0.041 R)
• M7: 1,471,744 km (0.061 R)
• M8: 2,753,050 km (0.118 R)
• M9: 7,622,610 km (0.063 R)
• M10: 10,336,764 km (0.095 R)
• M11: 12,686,348 km (0.102 R)
• M12: 14,510,844 km (0.092 R)
• M13: 16,320,230 km (0.091 R)
• M14: 20,804,277 km (0.067 R)
• M15: 25,142,914 km (0.058 R)
• M16: 25,386,609 km (0.105 R)
• M17: 29,233,818 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 12,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit