🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.55 AU - 0.75 AU

Year: 200 Days

Day: 41.7 Hours

Environment

Temp: 120 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,630,365 km

• M1: 254,017 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.89 AU - 1.31 AU

Year: 439 Days

Day: 31.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.27 AU - 2.53 AU

Year: 1416 Days

Day: 16.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,630,365 km

• M1: 61,634 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.32 AU - 3.86 AU

Year: 2068 Days

Day: 41.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.6

Radius: 8.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.19 AU - 5.25 AU

Year: 3301 Days

Day: 7.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,630,365 km

• M1: 102,026 km (0.118 R)
• M2: 463,305 km (0.096 R)
• M3: 1,441,226 km (0.113 R)
• M4: 2,182,932 km (0.071 R)
• M5: 2,625,742 km (0.119 R)
• M6: 3,556,540 km (0.076 R)
• M7: 3,917,071 km (0.115 R)
• M8: 4,592,206 km (0.063 R)
• M9: 5,062,841 km (0.12 R)
• M10: 8,649,898 km (0.092 R)
• M11: 9,464,459 km (0.106 R)
• M12: 10,260,918 km (0.088 R)
• M13: 10,851,530 km (0.118 R)
• M14: 11,209,368 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.7

Radius: 10.3

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.57 AU - 5.21 AU

Year: 4118 Days

Day: 12.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 77.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,630,365 km

• M1: 128,056 km (0.111 R)
• M2: 641,176 km (0.109 R)
• M3: 1,333,665 km (0.105 R)
• M4: 1,969,306 km (0.034 R)
• M5: 2,796,283 km (0.115 R)
• M6: 3,329,749 km (0.03 R)
• M7: 4,044,528 km (0.114 R)
• M8: 4,832,161 km (0.09 R)
• M9: 5,631,612 km (0.112 R)
• M10: 6,047,793 km (0.086 R)
• M11: 7,633,680 km (0.115 R)
• M12: 8,181,807 km (0.039 R)
• M13: 8,834,502 km (0.113 R)
• M14: 10,775,385 km (0.055 R)
• M15: 11,186,031 km (0.067 R)
• M16: 14,524,308 km (0.061 R)
• M17: 17,148,254 km (0.092 R)
• M18: 18,152,804 km (0.026 R)
• M19: 18,734,889 km (0.112 R)
• M20: 19,196,249 km (0.102 R)
• M21: 21,046,924 km (0.085 R)
• M22: 23,619,260 km (0.083 R)
• M23: 28,331,742 km (0.069 R)
• M24: 29,291,263 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.7

Radius: 9.1

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.59 AU - 6.43 AU

Year: 4925 Days

Day: 9 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,630,365 km

• M1: 116,686 km (0.077 R)
• M2: 530,324 km (0.117 R)
• M3: 1,526,197 km (0.082 R)
• M4: 2,652,520 km (0.063 R)
• M5: 3,033,546 km (0.078 R)
• M6: 3,756,403 km (0.08 R)
• M7: 4,547,326 km (0.104 R)
• M8: 4,915,487 km (0.108 R)
• M9: 5,421,427 km (0.083 R)
• M10: 6,038,069 km (0.049 R)
• M11: 6,979,040 km (0.096 R)
• M12: 7,440,549 km (0.112 R)
• M13: 11,735,355 km (0.115 R)
• M14: 13,545,190 km (0.103 R)
• M15: 14,309,485 km (0.093 R)
• M16: 15,149,926 km (0.038 R)
• M17: 16,522,038 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.2

Radius: 5

Gravity: 36.85 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 16.27 AU - 19.29 AU

Year: 28549 Days

Day: 17.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,630,365 km

• M1: 71,209 km (0.035 R)
• M2: 360,531 km (0.095 R)
• M3: 714,330 km (0.098 R)
• M4: 1,373,907 km (0.106 R)
• M5: 1,551,779 km (0.067 R)
• M6: 1,724,863 km (0.107 R)
• M7: 2,657,457 km (0.116 R)
• M8: 3,817,289 km (0.079 R)
• M9: 5,026,937 km (0.117 R)
• M10: 5,408,711 km (0.064 R)
• M11: 9,003,847 km (0.104 R)
• M12: 9,694,540 km (0.08 R)
• M13: 10,020,065 km (0.102 R)
• M14: 11,181,094 km (0.07 R)
• M15: 13,443,912 km (0.115 R)
• M16: 16,266,076 km (0.072 R)
• M17: 16,540,737 km (0.04 R)
• M18: 17,193,582 km (0.095 R)
• M19: 18,650,217 km (0.1 R)
• M20: 24,335,086 km (0.104 R)
• M21: 27,438,045 km (0.104 R)
• M22: 29,965,650 km (0.089 R)
• M23: 32,789,310 km (0.071 R)
• M24: 35,785,456 km (0.041 R)
• M25: 42,143,067 km (0.03 R)
• M26: 49,596,032 km (0.055 R)
• M27: 50,755,416 km (0.071 R)
• M28: 57,034,637 km (0.097 R)
• M29: 71,840,937 km (0.091 R)
• M30: 73,075,568 km (0.038 R)
• M31: 76,096,398 km (0.102 R)
• M32: 79,461,901 km (0.112 R)
• M33: 86,765,867 km (0.111 R)
• M34: 88,165,804 km (0.109 R)
• M35: 91,586,958 km (0.11 R)
• M36: 106,156,743 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.5

Radius: 5.2

Gravity: 18.62 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 17.01 AU - 20.01 AU

Year: 30325 Days

Day: 19.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,630,365 km

• M1: 66,421 km (0.087 R)
• M2: 464,202 km (0.083 R)
• M3: 757,115 km (0.108 R)
• M4: 990,039 km (0.113 R)
• M5: 1,412,952 km (0.084 R)
• M6: 1,656,497 km (0.083 R)
• M7: 2,074,174 km (0.039 R)
• M8: 2,273,439 km (0.095 R)
• M9: 2,509,953 km (0.112 R)
• M10: 3,848,704 km (0.077 R)
• M11: 4,578,144 km (0.091 R)
• M12: 5,152,749 km (0.074 R)
• M13: 10,525,108 km (0.094 R)
• M14: 11,590,394 km (0.095 R)
• M15: 14,725,367 km (0.105 R)
• M16: 18,476,384 km (0.114 R)
• M17: 20,120,016 km (0.052 R)
• M18: 21,753,625 km (0.065 R)
• M19: 23,144,436 km (0.116 R)
• M20: 23,584,104 km (0.037 R)
• M21: 24,707,435 km (0.112 R)
• M22: 26,939,285 km (0.118 R)
• M23: 33,168,840 km (0.083 R)
• M24: 34,292,469 km (0.11 R)
• M25: 37,967,192 km (0.066 R)
• M26: 39,041,304 km (0.101 R)
• M27: 40,610,736 km (0.098 R)
• M28: 56,274,381 km (0.075 R)
• M29: 57,870,739 km (0.115 R)
• M30: 59,497,018 km (0.119 R)
• M31: 60,736,586 km (0.032 R)
• M32: 61,782,724 km (0.044 R)
• M33: 66,087,103 km (0.083 R)
• M34: 67,193,529 km (0.114 R)
• M35: 67,416,280 km (0.117 R)
• M36: 73,855,870 km (0.076 R)
• M37: 76,251,531 km (0.074 R)
• M38: 87,144,051 km (0.104 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: 467 - 12,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit