🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.81 AU - 0.91 AU

Year: 286 Days

Day: 42.8 Hours

Environment

Temp: 185 °C

Axial Tilt: 46.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.99 AU - 1.61 AU

Year: 531 Days

Day: 19.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 71.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.12 AU - 1.8 AU

Year: 632 Days

Day: 23 Hours

Environment

Temp: 5 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 113,428,120 km

• M1: 33,360 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.15 AU - 1.83 AU

Year: 651 Days

Day: 38.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.98 AU - 3.62 AU

Year: 2147 Days

Day: 12.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.3

Radius: 10.2

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.15 AU - 10.63 AU

Year: 9493 Days

Day: 13.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 113,428,120 km

• M1: 127,158 km (0.114 R)
• M2: 568,921 km (0.108 R)
• M3: 1,035,367 km (0.098 R)
• M4: 1,358,648 km (0.111 R)
• M5: 2,969,817 km (0.09 R)
• M6: 3,405,296 km (0.084 R)
• M7: 3,933,526 km (0.066 R)
• M8: 5,307,134 km (0.119 R)
• M9: 6,052,281 km (0.066 R)
• M10: 6,682,986 km (0.081 R)
• M11: 7,318,178 km (0.033 R)
• M12: 10,761,024 km (0.065 R)
• M13: 11,372,430 km (0.112 R)
• M14: 12,889,353 km (0.104 R)
• M15: 13,404,268 km (0.083 R)
• M16: 14,293,179 km (0.073 R)
• M17: 15,157,705 km (0.118 R)
• M18: 15,731,712 km (0.032 R)
• M19: 21,568,123 km (0.104 R)
• M20: 22,953,549 km (0.1 R)
• M21: 25,452,582 km (0.12 R)
• M22: 28,223,134 km (0.046 R)
• M23: 31,599,259 km (0.085 R)
• M24: 32,221,885 km (0.056 R)
• M25: 33,170,934 km (0.113 R)
• M26: 34,247,141 km (0.056 R)
• M27: 35,569,287 km (0.119 R)
• M28: 36,017,333 km (0.09 R)
• M29: 40,222,080 km (0.098 R)
• M30: 41,075,985 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.3

Radius: 6.5

Gravity: 23.53 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 11.2 AU - 14.46 AU

Year: 16459 Days

Day: 22.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 113,428,120 km

• M1: 92,152 km (0.082 R)
• M2: 351,555 km (0.081 R)
• M3: 1,568,384 km (0.049 R)
• M4: 2,001,470 km (0.092 R)
• M5: 2,246,362 km (0.088 R)
• M6: 2,557,376 km (0.1 R)
• M7: 3,816,690 km (0.076 R)
• M8: 4,162,710 km (0.114 R)
• M9: 4,881,528 km (0.092 R)
• M10: 5,882,487 km (0.076 R)
• M11: 6,651,271 km (0.091 R)
• M12: 7,927,490 km (0.064 R)
• M13: 8,438,965 km (0.115 R)
• M14: 10,707,468 km (0.047 R)
• M15: 11,849,647 km (0.046 R)
• M16: 14,674,654 km (0.082 R)
• M17: 21,416,132 km (0.056 R)
• M18: 22,811,431 km (0.073 R)
• M19: 27,130,471 km (0.102 R)
• M20: 29,481,402 km (0.092 R)
• M21: 30,458,575 km (0.119 R)
• M22: 31,205,667 km (0.113 R)
• M23: 32,606,651 km (0.099 R)
• M24: 35,945,825 km (0.119 R)
• M25: 37,060,778 km (0.115 R)
• M26: 41,751,270 km (0.087 R)
• M27: 44,080,209 km (0.079 R)
• M28: 51,408,710 km (0.102 R)
• M29: 61,659,156 km (0.038 R)
• M30: 63,456,425 km (0.051 R)
• M31: 65,494,097 km (0.045 R)
• M32: 68,419,484 km (0.092 R)
• M33: 70,561,576 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.1

Radius: 5.3

Gravity: 25.32 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 14.09 AU - 15.79 AU

Year: 20682 Days

Day: 22.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 113,428,120 km

• M1: 65,973 km (0.1 R)
• M2: 272,867 km (0.115 R)
• M3: 614,398 km (0.079 R)
• M4: 1,449,454 km (0.117 R)
• M5: 1,869,076 km (0.093 R)
• M6: 2,411,069 km (0.105 R)
• M7: 2,894,868 km (0.077 R)
• M8: 3,078,724 km (0.092 R)
• M9: 3,326,608 km (0.072 R)
• M10: 5,179,976 km (0.066 R)
• M11: 8,186,743 km (0.102 R)
• M12: 10,818,320 km (0.097 R)
• M13: 11,456,953 km (0.109 R)
• M14: 12,879,180 km (0.102 R)
• M15: 14,798,221 km (0.037 R)
• M16: 15,031,295 km (0.069 R)
• M17: 16,398,171 km (0.074 R)
• M18: 17,498,014 km (0.119 R)
• M19: 21,386,362 km (0.09 R)
• M20: 26,378,443 km (0.107 R)
• M21: 33,143,109 km (0.118 R)
• M22: 44,752,203 km (0.094 R)
• M23: 46,723,305 km (0.049 R)
• M24: 47,561,501 km (0.084 R)
• M25: 48,239,180 km (0.118 R)
• M26: 49,267,815 km (0.088 R)
• M27: 50,486,140 km (0.113 R)
• M28: 52,081,900 km (0.1 R)
• M29: 53,346,152 km (0.108 R)
• M30: 56,312,378 km (0.093 R)
• M31: 66,077,230 km (0.057 R)
• M32: 67,132,792 km (0.1 R)
• M33: 67,345,221 km (0.052 R)
• M34: 73,703,430 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.2

Radius: 5.1

Gravity: 37.03 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 17.85 AU - 21.03 AU

Year: 30699 Days

Day: 21.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 113,428,120 km

• M1: 65,973 km (0.075 R)
• M2: 477,516 km (0.118 R)
• M3: 660,624 km (0.108 R)
• M4: 997,818 km (0.095 R)
• M5: 1,237,922 km (0.092 R)
• M6: 1,442,722 km (0.109 R)
• M7: 2,033,035 km (0.114 R)
• M8: 2,743,326 km (0.072 R)
• M9: 3,848,256 km (0.087 R)
• M10: 4,100,478 km (0.065 R)
• M11: 4,799,997 km (0.101 R)
• M12: 5,221,414 km (0.085 R)
• M13: 5,575,961 km (0.103 R)
• M14: 6,041,660 km (0.12 R)
• M15: 6,482,525 km (0.03 R)
• M16: 7,156,762 km (0.062 R)
• M17: 7,594,186 km (0.103 R)
• M18: 8,765,986 km (0.069 R)
• M19: 9,014,020 km (0.117 R)
• M20: 9,589,224 km (0.098 R)
• M21: 10,325,095 km (0.108 R)
• M22: 12,136,426 km (0.12 R)
• M23: 19,234,845 km (0.074 R)
• M24: 26,433,046 km (0.102 R)
• M25: 31,196,242 km (0.114 R)
• M26: 34,465,554 km (0.056 R)
• M27: 36,660,753 km (0.1 R)
• M28: 38,120,230 km (0.101 R)
• M29: 42,376,589 km (0.06 R)
• M30: 44,710,166 km (0.04 R)
• M31: 51,215,579 km (0.097 R)
• M32: 55,956,635 km (0.099 R)
• M33: 58,761,595 km (0.059 R)
• M34: 60,757,380 km (0.082 R)
• M35: 71,417,724 km (0.036 R)
• M36: 72,927,017 km (0.045 R)
• M37: 75,230,376 km (0.079 R)
• M38: 75,489,330 km (0.091 R)
• M39: 85,491,742 km (0.093 R)
• M40: 96,646,956 km (0.026 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 13,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit