🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.42 AU - 0.66 AU

Year: 146 Days

Day: 15.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 41,262,900 km

• M1: 18,251 km (0.115 R)
• M2: 228,885 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.76 AU - 1.14 AU

Year: 342 Days

Day: 12.6 Hours

Environment

Temp: 47 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.1 AU - 1.22 AU

Year: 461 Days

Day: 32.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.32 AU - 1.56 AU

Year: 638 Days

Day: 32 Hours

Environment

Temp: -37 °C

Axial Tilt: 148.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,262,900 km

• M1: 1,023,848 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.92 AU - 2.36 AU

Year: 1155 Days

Day: 46.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,262,900 km

• M1: 60,288 km (0.041 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.79 AU - 2.61 AU

Year: 1204 Days

Day: 23.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,262,900 km

• M1: 384,616 km (0.089 R)
• M2: 746,344 km (0.061 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.49 AU - 3.85 AU

Year: 2594 Days

Day: 13.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.9

Radius: 9

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7.12 AU - 11.3 AU

Year: 10313 Days

Day: 9.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 79.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 41,262,900 km

• M1: 113,246 km (0.097 R)
• M2: 347,516 km (0.058 R)
• M3: 453,581 km (0.077 R)
• M4: 991,235 km (0.118 R)
• M5: 1,222,963 km (0.117 R)
• M6: 1,654,403 km (0.109 R)
• M7: 3,150,382 km (0.109 R)
• M8: 3,792,605 km (0.058 R)
• M9: 3,903,607 km (0.08 R)
• M10: 4,329,362 km (0.095 R)
• M11: 4,680,618 km (0.05 R)
• M12: 4,829,767 km (0.095 R)
• M13: 4,950,343 km (0.09 R)
• M14: 5,163,520 km (0.112 R)
• M15: 5,981,671 km (0.057 R)
• M16: 6,405,930 km (0.112 R)
• M17: 6,472,053 km (0.06 R)
• M18: 6,571,685 km (0.074 R)
• M19: 6,839,914 km (0.05 R)
• M20: 7,877,525 km (0.099 R)
• M21: 9,373,503 km (0.046 R)
• M22: 10,561,460 km (0.086 R)
• M23: 10,757,433 km (0.082 R)
• M24: 10,875,765 km (0.102 R)
• M25: 12,040,534 km (0.087 R)
• M26: 12,950,538 km (0.097 R)
• M27: 14,183,524 km (0.089 R)
• M28: 14,269,991 km (0.088 R)
• M29: 14,792,088 km (0.025 R)
• M30: 14,967,566 km (0.066 R)
• M31: 15,143,792 km (0.038 R)
• M32: 16,079,826 km (0.088 R)
• M33: 16,942,856 km (0.083 R)
• M34: 17,080,486 km (0.049 R)
• M35: 18,288,938 km (0.101 R)
• M36: 18,951,058 km (0.091 R)
• M37: 19,862,109 km (0.089 R)
• M38: 20,201,397 km (0.11 R)
• M39: 21,033,311 km (0.084 R)
• M40: 21,181,263 km (0.039 R)
• M41: 22,629,371 km (0.069 R)
• M42: 22,933,054 km (0.078 R)
• M43: 23,237,935 km (0.027 R)
• M44: 23,339,961 km (0.091 R)
• M45: 23,544,311 km (0.087 R)
• M46: 24,006,270 km (0.108 R)
• M47: 24,574,891 km (0.074 R)
• M48: 25,672,939 km (0.108 R)
• M49: 28,350,891 km (0.099 R)
• M50: 28,897,073 km (0.119 R)
• M51: 29,336,591 km (0.072 R)
• M52: 29,944,407 km (0.085 R)
• M53: 30,222,211 km (0.101 R)
• M54: 30,500,762 km (0.104 R)
• M55: 31,454,149 km (0.09 R)
• M56: 31,566,946 km (0.077 R)
• M57: 32,019,479 km (0.062 R)
• M58: 32,303,416 km (0.078 R)
• M59: 32,531,254 km (0.114 R)
• M60: 33,103,017 km (0.071 R)
• M61: 33,160,313 km (0.118 R)
• M62: 34,546,935 km (0.057 R)
• M63: 35,013,232 km (0.096 R)
• M64: 35,071,725 km (0.071 R)
• M65: 36,011,199 km (0.099 R)
• M66: 36,543,319 km (0.057 R)
• M67: 36,661,950 km (0.114 R)
• M68: 37,675,326 km (0.069 R)
• M69: 37,795,154 km (0.07 R)
• M70: 38,637,390 km (0.093 R)
• M71: 39,364,286 km (0.047 R)
• M72: 39,851,377 km (0.089 R)
• M73: 39,973,449 km (0.071 R)
• M74: 40,340,412 km (0.113 R)
• M75: 40,401,747 km (0.07 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 18,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit