🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.57 AU - 0.65 AU

Year: 218 Days

Day: 33.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 41.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.65 AU - 1.03 AU

Year: 351 Days

Day: 34.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.7 AU - 1.02 AU

Year: 364 Days

Day: 41.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.84 AU - 1.12 AU

Year: 443 Days

Day: 36.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.98 AU - 1.16 AU

Year: 505 Days

Day: 21 Hours

Environment

Temp: -80 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,064,391 km

• M1: 40,092 km (0.116 R)
• M2: 655,089 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.61 AU - 2.33 AU

Year: 1262 Days

Day: 45.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,064,391 km

• M1: 354,697 km (0.099 R)

Asteroid Belt

Center: 3.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.1

Radius: 12.3

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.19 AU - 5.67 AU

Year: 5777 Days

Day: 11.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,064,391 km

• M1: 153,188 km (0.097 R)
• M2: 693,985 km (0.049 R)
• M3: 1,105,079 km (0.115 R)
• M4: 1,751,641 km (0.074 R)
• M5: 2,147,328 km (0.094 R)
• M6: 4,222,849 km (0.093 R)
• M7: 5,749,645 km (0.073 R)
• M8: 6,569,890 km (0.107 R)
• M9: 7,062,366 km (0.108 R)
• M10: 7,541,677 km (0.1 R)
• M11: 8,483,845 km (0.093 R)
• M12: 8,898,979 km (0.055 R)
• M13: 9,815,116 km (0.031 R)
• M14: 16,424,201 km (0.096 R)
• M15: 16,940,164 km (0.092 R)
• M16: 18,483,565 km (0.086 R)
• M17: 20,339,177 km (0.102 R)
• M18: 20,784,380 km (0.081 R)
• M19: 21,848,619 km (0.103 R)
• M20: 23,512,896 km (0.097 R)
• M21: 27,631,475 km (0.12 R)
• M22: 29,292,609 km (0.072 R)
• M23: 31,215,540 km (0.102 R)
• M24: 31,808,397 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.3

Radius: 14.2

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.4 AU - 6.24 AU

Year: 6410 Days

Day: 12.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,064,391 km

• M1: 177,423 km (0.116 R)
• M2: 768,783 km (0.095 R)
• M3: 1,235,978 km (0.047 R)
• M4: 1,886,878 km (0.039 R)
• M5: 3,067,804 km (0.072 R)
• M6: 4,458,914 km (0.089 R)
• M7: 4,913,542 km (0.064 R)
• M8: 6,012,039 km (0.114 R)
• M9: 7,196,106 km (0.078 R)
• M10: 9,580,547 km (0.053 R)
• M11: 11,786,218 km (0.114 R)
• M12: 13,088,467 km (0.062 R)
• M13: 15,916,465 km (0.068 R)
• M14: 16,986,389 km (0.103 R)
• M15: 17,637,888 km (0.103 R)
• M16: 18,238,524 km (0.054 R)
• M17: 21,148,801 km (0.091 R)
• M18: 21,674,936 km (0.111 R)
• M19: 25,101,176 km (0.077 R)
• M20: 28,054,537 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.2

Radius: 5

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 11.21 AU - 13.89 AU

Year: 20299 Days

Day: 19.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,064,391 km

• M1: 65,374 km (0.052 R)
• M2: 243,246 km (0.112 R)
• M3: 711,188 km (0.118 R)
• M4: 1,678,937 km (0.062 R)
• M5: 2,185,326 km (0.105 R)
• M6: 2,381,748 km (0.093 R)
• M7: 3,819,533 km (0.091 R)
• M8: 6,725,023 km (0.077 R)
• M9: 8,260,495 km (0.111 R)
• M10: 10,122,690 km (0.097 R)
• M11: 11,944,343 km (0.045 R)
• M12: 13,251,828 km (0.099 R)
• M13: 14,446,218 km (0.117 R)
• M14: 16,668,344 km (0.096 R)
• M15: 16,970,831 km (0.098 R)
• M16: 17,199,866 km (0.087 R)
• M17: 20,113,583 km (0.076 R)
• M18: 24,100,965 km (0.079 R)
• M19: 26,895,154 km (0.109 R)
• M20: 28,049,451 km (0.05 R)
• M21: 30,568,978 km (0.062 R)
• M22: 31,825,750 km (0.093 R)
• M23: 32,525,569 km (0.11 R)
• M24: 34,198,223 km (0.085 R)
• M25: 34,686,361 km (0.037 R)
• M26: 35,676,699 km (0.096 R)
• M27: 41,324,916 km (0.087 R)
• M28: 42,718,869 km (0.105 R)
• M29: 50,317,842 km (0.026 R)
• M30: 52,551,189 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.5

Radius: 7.7

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.03 AU - 16.23 AU

Year: 21722 Days

Day: 20.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,064,391 km

• M1: 96,341 km (0.047 R)
• M2: 356,193 km (0.112 R)
• M3: 635,193 km (0.114 R)
• M4: 1,306,737 km (0.058 R)
• M5: 1,926,372 km (0.117 R)
• M6: 3,515,700 km (0.075 R)
• M7: 4,131,295 km (0.107 R)
• M8: 4,629,306 km (0.083 R)
• M9: 5,575,363 km (0.091 R)
• M10: 6,183,628 km (0.046 R)
• M11: 6,883,746 km (0.104 R)
• M12: 8,385,260 km (0.082 R)
• M13: 10,030,986 km (0.115 R)
• M14: 10,602,749 km (0.042 R)
• M15: 10,863,797 km (0.102 R)
• M16: 11,535,193 km (0.1 R)
• M17: 18,401,436 km (0.053 R)
• M18: 19,549,151 km (0.047 R)
• M19: 20,947,741 km (0.105 R)
• M20: 21,462,956 km (0.096 R)
• M21: 23,168,671 km (0.113 R)
• M22: 25,893,895 km (0.117 R)
• M23: 26,727,305 km (0.098 R)
• M24: 32,243,427 km (0.062 R)
• M25: 42,276,508 km (0.041 R)
• M26: 45,631,539 km (0.099 R)
• M27: 48,440,239 km (0.109 R)
• M28: 55,765,000 km (0.118 R)
• M29: 58,564,574 km (0.062 R)
• M30: 62,724,442 km (0.099 R)
• M31: 67,747,041 km (0.113 R)
• M32: 71,859,936 km (0.073 R)
• M33: 73,740,082 km (0.061 R)
• M34: 76,378,539 km (0.065 R)
• M35: 78,336,476 km (0.032 R)
• M36: 78,831,196 km (0.078 R)
• M37: 84,410,898 km (0.072 R)
• M38: 87,031,852 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 16,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit