🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.49 AU - 0.59 AU

Year: 152 Days

Day: 36.2 Hours

Environment

Temp: 221 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.3 AU - 1.44 AU

Year: 614 Days

Day: 33.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 11.3 °

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: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.59 AU - 1.71 AU

Year: 812 Days

Day: 19.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.13 AU - 2.89 AU

Year: 1523 Days

Day: 35.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.78 AU - 3.02 AU

Year: 1891 Days

Day: 28.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.5

Radius: 8

Gravity: 12.66 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 13.03 AU - 17.89 AU

Year: 23275 Days

Day: 24.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 112,974,056 km

• M1: 100,081 km (0.11 R)
• M2: 513,719 km (0.111 R)
• M3: 2,136,706 km (0.104 R)
• M4: 3,354,134 km (0.107 R)
• M5: 4,078,487 km (0.054 R)
• M6: 6,051,533 km (0.056 R)
• M7: 10,308,939 km (0.104 R)
• M8: 11,216,848 km (0.111 R)
• M9: 11,690,326 km (0.084 R)
• M10: 16,225,983 km (0.082 R)
• M11: 16,657,125 km (0.108 R)
• M12: 17,273,617 km (0.106 R)
• M13: 20,586,163 km (0.106 R)
• M14: 26,136,693 km (0.026 R)
• M15: 28,686,140 km (0.063 R)
• M16: 29,189,836 km (0.038 R)
• M17: 31,797,327 km (0.094 R)
• M18: 32,745,478 km (0.06 R)
• M19: 33,157,620 km (0.041 R)
• M20: 33,573,053 km (0.048 R)
• M21: 38,376,043 km (0.062 R)
• M22: 40,230,308 km (0.094 R)
• M23: 40,861,312 km (0.071 R)
• M24: 43,617,653 km (0.118 R)
• M25: 45,636,177 km (0.048 R)
• M26: 55,883,930 km (0.095 R)
• M27: 56,472,448 km (0.081 R)
• M28: 60,502,465 km (0.113 R)
• M29: 61,747,718 km (0.091 R)
• M30: 71,177,470 km (0.047 R)
• M31: 72,100,639 km (0.049 R)
• M32: 78,051,492 km (0.084 R)
• M33: 87,446,987 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.9

Radius: 5.1

Gravity: 16.53 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 14.63 AU - 19.87 AU

Year: 27432 Days

Day: 18.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 112,974,056 km

• M1: 185,651 km (0.102 R)
• M2: 873,203 km (0.082 R)
• M3: 1,427,463 km (0.09 R)
• M4: 1,808,638 km (0.057 R)
• M5: 2,457,295 km (0.076 R)
• M6: 4,507,683 km (0.098 R)
• M7: 6,632,272 km (0.109 R)
• M8: 13,215,027 km (0.115 R)
• M9: 14,788,647 km (0.057 R)
• M10: 15,102,055 km (0.084 R)
• M11: 16,989,980 km (0.095 R)
• M12: 20,060,626 km (0.066 R)
• M13: 30,432,695 km (0.103 R)
• M14: 30,812,225 km (0.101 R)
• M15: 34,783,749 km (0.097 R)
• M16: 47,351,316 km (0.093 R)
• M17: 49,761,189 km (0.115 R)
• M18: 55,951,548 km (0.093 R)
• M19: 60,218,977 km (0.096 R)
• M20: 65,746,469 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.1

Radius: 7.1

Gravity: 19.64 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 14.62 AU - 22.08 AU

Year: 30097 Days

Day: 23.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 112,974,056 km

• M1: 89,160 km (0.106 R)
• M2: 439,668 km (0.118 R)
• M3: 735,722 km (0.091 R)
• M4: 977,921 km (0.103 R)
• M5: 1,290,282 km (0.077 R)
• M6: 4,145,058 km (0.098 R)
• M7: 4,764,243 km (0.117 R)
• M8: 6,041,211 km (0.087 R)
• M9: 10,721,679 km (0.04 R)
• M10: 11,365,249 km (0.103 R)
• M11: 12,186,542 km (0.113 R)
• M12: 13,532,474 km (0.056 R)
• M13: 13,863,085 km (0.11 R)
• M14: 19,806,758 km (0.104 R)
• M15: 23,987,271 km (0.111 R)
• M16: 24,228,572 km (0.056 R)
• M17: 24,593,740 km (0.094 R)
• M18: 33,435,722 km (0.115 R)
• M19: 34,040,098 km (0.092 R)
• M20: 40,833,786 km (0.109 R)
• M21: 41,872,594 km (0.107 R)
• M22: 45,094,483 km (0.1 R)
• M23: 47,711,997 km (0.055 R)
• M24: 53,452,666 km (0.075 R)
• M25: 54,486,836 km (0.086 R)
• M26: 61,198,245 km (0.111 R)
• M27: 62,557,940 km (0.117 R)
• M28: 63,475,424 km (0.099 R)
• M29: 64,401,883 km (0.087 R)
• M30: 74,423,893 km (0.066 R)
• M31: 77,806,301 km (0.103 R)
• M32: 92,065,372 km (0.103 R)
• M33: 97,486,350 km (0.072 R)
• M34: 109,953,537 km (0.064 R)
• M35: 110,619,996 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 17,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit