🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.5 AU - 0.7 AU

Year: 195 Days

Day: 42.3 Hours

Environment

Temp: 37 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.86 AU - 1 AU

Year: 376 Days

Day: 13.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,304,948 km

• M1: 52,359 km (0.082 R)
• M2: 212,878 km (0.113 R)

Asteroid Belt

Center: 2.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.7

Radius: 11.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.77 AU - 3.63 AU

Year: 2398 Days

Day: 5 Hours

Environment

Temp: -145 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,304,948 km

• M1: 144,362 km (0.098 R)
• M2: 608,415 km (0.081 R)
• M3: 1,098,348 km (0.117 R)
• M4: 1,493,286 km (0.052 R)
• M5: 3,071,693 km (0.096 R)
• M6: 4,121,272 km (0.041 R)
• M7: 5,121,782 km (0.056 R)
• M8: 7,482,586 km (0.086 R)
• M9: 9,366,771 km (0.106 R)
• M10: 11,049,598 km (0.077 R)
• M11: 14,183,973 km (0.09 R)
• M12: 14,590,729 km (0.119 R)
• M13: 16,892,891 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.2

Radius: 13.1

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.51 AU - 3.97 AU

Year: 3030 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,304,948 km

• M1: 162,912 km (0.075 R)
• M2: 667,057 km (0.109 R)
• M3: 1,272,479 km (0.052 R)
• M4: 1,839,904 km (0.091 R)
• M5: 2,333,577 km (0.109 R)
• M6: 2,781,922 km (0.119 R)
• M7: 4,196,220 km (0.095 R)
• M8: 4,627,212 km (0.072 R)
• M9: 5,420,679 km (0.119 R)
• M10: 6,102,097 km (0.111 R)
• M11: 7,214,956 km (0.082 R)
• M12: 7,972,370 km (0.06 R)
• M13: 10,320,009 km (0.085 R)
• M14: 13,433,290 km (0.089 R)
• M15: 14,123,685 km (0.112 R)
• M16: 14,993,895 km (0.074 R)
• M17: 17,412,295 km (0.096 R)
• M18: 20,016,943 km (0.067 R)
• M19: 22,389,117 km (0.119 R)
• M20: 22,871,270 km (0.062 R)
• M21: 23,289,995 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.3

Radius: 9.2

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.23 AU - 4.77 AU

Year: 3352 Days

Day: 8 Hours

Environment

Temp: -147 °C

Axial Tilt: 118.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,304,948 km

• M1: 114,442 km (0.055 R)
• M2: 408,103 km (0.117 R)
• M3: 782,098 km (0.1 R)
• M4: 1,508,994 km (0.047 R)
• M5: 1,876,107 km (0.089 R)
• M6: 2,245,913 km (0.069 R)
• M7: 3,063,465 km (0.117 R)
• M8: 3,502,385 km (0.107 R)
• M9: 3,817,887 km (0.102 R)
• M10: 4,261,146 km (0.082 R)
• M11: 4,644,715 km (0.106 R)
• M12: 6,679,395 km (0.106 R)
• M13: 7,483,633 km (0.045 R)
• M14: 8,077,238 km (0.11 R)
• M15: 8,525,283 km (0.119 R)
• M16: 9,546,738 km (0.107 R)
• M17: 10,165,923 km (0.039 R)
• M18: 10,894,166 km (0.067 R)
• M19: 11,228,816 km (0.065 R)
• M20: 12,866,913 km (0.077 R)
• M21: 13,288,330 km (0.094 R)
• M22: 14,357,356 km (0.026 R)
• M23: 16,013,106 km (0.108 R)
• M24: 16,555,697 km (0.028 R)
• M25: 17,506,092 km (0.101 R)
• M26: 22,675,148 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.5

Radius: 14

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.36 AU - 7.2 AU

Year: 6594 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,304,948 km

• M1: 243,545 km (0.1 R)
• M2: 785,538 km (0.067 R)
• M3: 1,340,995 km (0.105 R)
• M4: 1,943,576 km (0.093 R)
• M5: 2,980,887 km (0.106 R)
• M6: 4,134,287 km (0.104 R)
• M7: 4,740,158 km (0.074 R)
• M8: 5,404,971 km (0.109 R)
• M9: 5,901,038 km (0.062 R)
• M10: 6,397,553 km (0.089 R)
• M11: 7,575,487 km (0.119 R)
• M12: 8,022,186 km (0.069 R)
• M13: 9,587,578 km (0.109 R)
• M14: 10,276,177 km (0.076 R)
• M15: 12,305,771 km (0.029 R)
• M16: 13,119,584 km (0.101 R)
• M17: 14,174,249 km (0.076 R)
• M18: 15,557,281 km (0.057 R)
• M19: 18,714,843 km (0.101 R)
• M20: 20,050,902 km (0.083 R)
• M21: 22,207,654 km (0.095 R)
• M22: 23,777,385 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.3

Radius: 11.3

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.09 AU - 9.95 AU

Year: 11350 Days

Day: 12.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 61.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,304,948 km

• M1: 140,772 km (0.09 R)
• M2: 1,358,349 km (0.106 R)
• M3: 1,838,408 km (0.101 R)
• M4: 2,609,884 km (0.084 R)
• M5: 3,165,491 km (0.109 R)
• M6: 5,318,204 km (0.05 R)
• M7: 5,711,198 km (0.102 R)
• M8: 6,430,464 km (0.092 R)
• M9: 7,075,082 km (0.057 R)
• M10: 8,645,261 km (0.093 R)
• M11: 9,111,109 km (0.108 R)
• M12: 10,093,368 km (0.119 R)
• M13: 12,364,862 km (0.088 R)
• M14: 13,260,056 km (0.108 R)
• M15: 14,412,408 km (0.077 R)
• M16: 20,367,750 km (0.052 R)
• M17: 22,042,797 km (0.048 R)
• M18: 24,416,766 km (0.058 R)
• M19: 24,880,071 km (0.068 R)
• M20: 25,984,103 km (0.056 R)
• M21: 27,701,038 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.3

Radius: 6.6

Gravity: 20.48 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.88 AU - 13.02 AU

Year: 16233 Days

Day: 16.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,304,948 km

• M1: 82,129 km (0.107 R)
• M2: 335,698 km (0.105 R)
• M3: 651,200 km (0.086 R)
• M4: 1,197,082 km (0.086 R)
• M5: 1,898,696 km (0.077 R)
• M6: 2,404,636 km (0.091 R)
• M7: 2,773,096 km (0.076 R)
• M8: 3,205,284 km (0.079 R)
• M9: 4,951,241 km (0.092 R)
• M10: 8,948,346 km (0.119 R)
• M11: 10,773,590 km (0.107 R)
• M12: 12,495,761 km (0.1 R)
• M13: 13,527,836 km (0.112 R)
• M14: 13,884,029 km (0.11 R)
• M15: 14,764,861 km (0.086 R)
• M16: 16,394,879 km (0.109 R)
• M17: 17,211,684 km (0.114 R)
• M18: 17,545,885 km (0.087 R)
• M19: 20,564,023 km (0.104 R)
• M20: 21,225,694 km (0.071 R)
• M21: 21,999,115 km (0.12 R)
• M22: 24,537,342 km (0.032 R)
• M23: 25,281,591 km (0.119 R)
• M24: 29,467,340 km (0.047 R)
• M25: 30,918,140 km (0.114 R)
• M26: 33,182,902 km (0.118 R)
• M27: 34,487,545 km (0.068 R)
• M28: 39,323,595 km (0.069 R)
• M29: 49,132,279 km (0.094 R)
• M30: 50,143,710 km (0.118 R)
• M31: 53,437,706 km (0.074 R)
• M32: 66,611,444 km (0.1 R)
• M33: 69,524,713 km (0.071 R)
• M34: 70,585,362 km (0.113 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: 377 - 15,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit