🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.38 AU - 0.64 AU

Year: 133 Days

Day: 20.1 Hours

Environment

Temp: 250 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.62 AU - 0.72 AU

Year: 200 Days

Day: 44.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.63 AU - 0.93 AU

Year: 252 Days

Day: 14.7 Hours

Environment

Temp: 107 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.06 AU - 1.16 AU

Year: 427 Days

Day: 34.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.86 AU - 4.56 AU

Year: 2610 Days

Day: 25.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 115,188,628 km

• M1: 109,057 km (0.071 R)
• M2: 886,667 km (0.059 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4 AU - 4.34 AU

Year: 3110 Days

Day: 29.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.1

Radius: 8

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.27 AU - 9.79 AU

Year: 10746 Days

Day: 9.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 115,188,628 km

• M1: 99,483 km (0.078 R)
• M2: 375,640 km (0.082 R)
• M3: 726,298 km (0.113 R)
• M4: 1,563,298 km (0.112 R)
• M5: 1,843,195 km (0.101 R)
• M6: 2,414,958 km (0.115 R)
• M7: 2,732,854 km (0.082 R)
• M8: 3,251,211 km (0.104 R)
• M9: 3,640,015 km (0.053 R)
• M10: 6,034,629 km (0.084 R)
• M11: 7,635,625 km (0.092 R)
• M12: 7,995,109 km (0.083 R)
• M13: 9,053,214 km (0.087 R)
• M14: 10,297,569 km (0.104 R)
• M15: 10,736,789 km (0.055 R)
• M16: 11,652,328 km (0.105 R)
• M17: 14,347,633 km (0.106 R)
• M18: 17,295,907 km (0.097 R)
• M19: 19,496,193 km (0.064 R)
• M20: 20,092,939 km (0.037 R)
• M21: 20,778,845 km (0.113 R)
• M22: 24,963,546 km (0.096 R)
• M23: 25,313,605 km (0.113 R)
• M24: 27,577,171 km (0.119 R)
• M25: 28,424,044 km (0.093 R)
• M26: 29,482,449 km (0.041 R)
• M27: 34,626,522 km (0.079 R)
• M28: 37,868,457 km (0.049 R)
• M29: 38,447,102 km (0.12 R)
• M30: 39,149,314 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.5

Radius: 11.5

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.45 AU - 11.55 AU

Year: 14244 Days

Day: 7.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 58.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 115,188,628 km

• M1: 143,016 km (0.113 R)
• M2: 793,766 km (0.076 R)
• M3: 1,851,274 km (0.118 R)
• M4: 2,223,772 km (0.111 R)
• M5: 3,172,073 km (0.034 R)
• M6: 3,630,740 km (0.035 R)
• M7: 4,017,900 km (0.108 R)
• M8: 4,619,283 km (0.109 R)
• M9: 6,506,460 km (0.085 R)
• M10: 6,913,366 km (0.089 R)
• M11: 7,294,093 km (0.104 R)
• M12: 9,671,652 km (0.081 R)
• M13: 10,202,874 km (0.091 R)
• M14: 11,208,022 km (0.037 R)
• M15: 13,285,488 km (0.041 R)
• M16: 13,875,801 km (0.072 R)
• M17: 15,392,723 km (0.101 R)
• M18: 16,713,822 km (0.119 R)
• M19: 20,431,628 km (0.077 R)
• M20: 29,126,257 km (0.12 R)
• M21: 30,800,107 km (0.1 R)
• M22: 32,184,785 km (0.115 R)
• M23: 34,461,216 km (0.092 R)
• M24: 36,332,685 km (0.092 R)
• M25: 36,842,964 km (0.063 R)
• M26: 37,228,926 km (0.088 R)
• M27: 38,008,630 km (0.057 R)
• M28: 39,466,611 km (0.117 R)
• M29: 49,473,063 km (0.12 R)
• M30: 55,646,070 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.9

Radius: 5.5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 14.36 AU - 17.34 AU

Year: 23048 Days

Day: 23.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 115,188,628 km

• M1: 68,516 km (0.06 R)
• M2: 349,909 km (0.082 R)
• M3: 608,714 km (0.084 R)
• M4: 1,013,077 km (0.081 R)
• M5: 1,536,370 km (0.056 R)
• M6: 2,320,562 km (0.054 R)
• M7: 2,521,472 km (0.084 R)
• M8: 3,099,069 km (0.086 R)
• M9: 3,343,363 km (0.062 R)
• M10: 4,067,865 km (0.066 R)
• M11: 4,574,703 km (0.046 R)
• M12: 5,055,959 km (0.068 R)
• M13: 6,946,428 km (0.05 R)
• M14: 7,280,629 km (0.077 R)
• M15: 8,629,703 km (0.102 R)
• M16: 9,413,446 km (0.104 R)
• M17: 9,926,866 km (0.106 R)
• M18: 10,297,121 km (0.064 R)
• M19: 11,348,794 km (0.077 R)
• M20: 13,342,335 km (0.107 R)
• M21: 16,274,752 km (0.112 R)
• M22: 18,717,237 km (0.118 R)
• M23: 21,393,543 km (0.045 R)
• M24: 25,968,994 km (0.115 R)
• M25: 28,114,975 km (0.061 R)
• M26: 29,718,365 km (0.111 R)
• M27: 37,372,989 km (0.099 R)
• M28: 41,718,957 km (0.079 R)
• M29: 48,171,262 km (0.071 R)
• M30: 52,823,307 km (0.118 R)
• M31: 53,626,648 km (0.058 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.3

Radius: 7.9

Gravity: 15.93 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 17.81 AU - 20.75 AU

Year: 30921 Days

Day: 19.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 115,188,628 km

• M1: 98,585 km (0.103 R)
• M2: 434,731 km (0.059 R)
• M3: 704,606 km (0.075 R)
• M4: 1,340,547 km (0.09 R)
• M5: 2,338,514 km (0.102 R)
• M6: 4,234,218 km (0.078 R)
• M7: 4,661,769 km (0.062 R)
• M8: 5,880,842 km (0.057 R)
• M9: 6,216,091 km (0.106 R)
• M10: 7,687,236 km (0.079 R)
• M11: 11,155,214 km (0.113 R)
• M12: 12,667,948 km (0.051 R)
• M13: 13,473,383 km (0.059 R)
• M14: 14,657,899 km (0.117 R)
• M15: 15,275,439 km (0.075 R)
• M16: 19,038,274 km (0.034 R)
• M17: 21,412,242 km (0.03 R)
• M18: 25,458,266 km (0.106 R)
• M19: 28,331,593 km (0.086 R)
• M20: 32,737,100 km (0.057 R)
• M21: 33,036,147 km (0.045 R)
• M22: 35,024,153 km (0.098 R)
• M23: 38,236,169 km (0.1 R)
• M24: 38,901,430 km (0.06 R)
• M25: 53,257,291 km (0.114 R)
• M26: 58,145,102 km (0.115 R)
• M27: 60,136,250 km (0.071 R)
• M28: 67,101,826 km (0.08 R)
• M29: 71,780,649 km (0.104 R)
• M30: 77,729,707 km (0.119 R)
• M31: 87,687,540 km (0.089 R)
• M32: 94,475,394 km (0.116 R)
• M33: 106,442,924 km (0.119 R)
• M34: 109,084,972 km (0.102 R)
• M35: 111,432,312 km (0.107 R)
• M36: 113,813,013 km (0.077 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 17,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit