🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.7 AU - 0.76 AU

Year: 235 Days

Day: 27.9 Hours

Environment

Temp: 98 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.61 AU - 1.93 AU

Year: 887 Days

Day: 16.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.25 AU - 3.73 AU

Year: 2456 Days

Day: 19.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,052,822 km

• M1: 1,440,029 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.8 AU - 4.34 AU

Year: 2541 Days

Day: 24.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,052,822 km

• M1: 3,087,550 km (0.08 R)
• M2: 3,184,939 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.7

Radius: 12

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.63 AU - 6.03 AU

Year: 3999 Days

Day: 11.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 37,052,822 km

• M1: 243,695 km (0.105 R)
• M2: 319,242 km (0.092 R)
• M3: 400,324 km (0.106 R)
• M4: 482,752 km (0.102 R)
• M5: 620,233 km (0.072 R)
• M6: 741,108 km (0.03 R)
• M7: 1,032,375 km (0.064 R)
• M8: 1,467,854 km (0.094 R)
• M9: 1,634,806 km (0.107 R)
• M10: 1,764,357 km (0.094 R)
• M11: 1,852,770 km (0.088 R)
• M12: 2,095,866 km (0.105 R)
• M13: 2,237,236 km (0.067 R)
• M14: 2,546,605 km (0.066 R)
• M15: 2,697,998 km (0.091 R)
• M16: 2,783,418 km (0.117 R)
• M17: 2,956,952 km (0.097 R)
• M18: 3,188,230 km (0.082 R)
• M19: 3,425,492 km (0.099 R)
• M20: 3,593,042 km (0.114 R)
• M21: 3,859,326 km (0.109 R)
• M22: 4,053,654 km (0.06 R)
• M23: 5,157,686 km (0.082 R)
• M24: 5,328,975 km (0.05 R)
• M25: 5,523,901 km (0.062 R)
• M26: 5,611,267 km (0.07 R)
• M27: 5,787,493 km (0.109 R)
• M28: 6,258,726 km (0.055 R)
• M29: 6,579,763 km (0.095 R)
• M30: 7,238,293 km (0.032 R)
• M31: 7,334,036 km (0.061 R)
• M32: 8,090,851 km (0.119 R)
• M33: 8,215,317 km (0.108 R)
• M34: 8,390,496 km (0.088 R)
• M35: 9,389,510 km (0.072 R)
• M36: 9,520,408 km (0.077 R)
• M37: 10,372,069 km (0.113 R)
• M38: 10,670,367 km (0.104 R)
• M39: 11,359,116 km (0.093 R)
• M40: 11,835,735 km (0.062 R)
• M41: 12,376,082 km (0.088 R)
• M42: 12,519,696 km (0.052 R)
• M43: 12,663,759 km (0.059 R)
• M44: 12,924,658 km (0.094 R)
• M45: 13,245,844 km (0.114 R)
• M46: 13,925,916 km (0.103 R)
• M47: 15,197,199 km (0.065 R)
• M48: 15,320,168 km (0.108 R)
• M49: 15,815,487 km (0.045 R)
• M50: 16,033,900 km (0.12 R)
• M51: 16,442,152 km (0.081 R)
• M52: 17,429,498 km (0.117 R)
• M53: 18,141,734 km (0.095 R)
• M54: 18,863,544 km (0.105 R)
• M55: 18,995,788 km (0.085 R)
• M56: 19,095,271 km (0.08 R)
• M57: 19,194,753 km (0.105 R)
• M58: 19,427,827 km (0.098 R)
• M59: 19,997,645 km (0.084 R)
• M60: 20,132,433 km (0.113 R)
• M61: 20,437,014 km (0.089 R)
• M62: 20,572,849 km (0.119 R)
• M63: 20,948,040 km (0.059 R)
• M64: 21,050,814 km (0.095 R)
• M65: 21,256,661 km (0.102 R)
• M66: 22,541,407 km (0.09 R)
• M67: 23,139,948 km (0.026 R)
• M68: 23,708,271 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.7

Radius: 12.4

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.21 AU - 9.89 AU

Year: 9418 Days

Day: 9.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 37,052,822 km

• M1: 155,432 km (0.118 R)
• M2: 243,246 km (0.116 R)
• M3: 336,446 km (0.091 R)
• M4: 460,462 km (0.112 R)
• M5: 643,121 km (0.083 R)
• M6: 837,598 km (0.106 R)
• M7: 958,025 km (0.113 R)
• M8: 1,167,163 km (0.093 R)
• M9: 1,268,889 km (0.095 R)
• M10: 1,373,907 km (0.112 R)
• M11: 2,107,834 km (0.073 R)
• M12: 2,191,609 km (0.1 R)
• M13: 2,405,833 km (0.118 R)
• M14: 2,925,237 km (0.103 R)
• M15: 3,210,071 km (0.061 R)
• M16: 3,553,997 km (0.117 R)
• M17: 3,755,954 km (0.107 R)
• M18: 4,197,716 km (0.045 R)
• M19: 4,357,786 km (0.099 R)
• M20: 4,465,496 km (0.098 R)
• M21: 5,216,328 km (0.074 R)
• M22: 5,359,793 km (0.084 R)
• M23: 6,369,429 km (0.066 R)
• M24: 6,615,667 km (0.065 R)
• M25: 6,990,708 km (0.082 R)
• M26: 7,631,436 km (0.099 R)
• M27: 7,729,124 km (0.106 R)
• M28: 8,324,374 km (0.087 R)
• M29: 9,244,999 km (0.097 R)
• M30: 9,734,932 km (0.079 R)
• M31: 10,161,884 km (0.111 R)
• M32: 11,181,543 km (0.113 R)
• M33: 11,329,944 km (0.102 R)
• M34: 11,516,343 km (0.053 R)
• M35: 11,666,091 km (0.093 R)
• M36: 11,892,133 km (0.084 R)
• M37: 12,043,526 km (0.046 R)
• M38: 12,425,001 km (0.106 R)
• M39: 12,655,830 km (0.081 R)
• M40: 13,004,692 km (0.07 R)
• M41: 13,711,842 km (0.113 R)
• M42: 14,391,315 km (0.074 R)
• M43: 14,472,098 km (0.047 R)
• M44: 14,755,586 km (0.101 R)
• M45: 16,452,923 km (0.09 R)
• M46: 17,131,948 km (0.073 R)
• M47: 17,690,397 km (0.096 R)
• M48: 18,561,356 km (0.106 R)
• M49: 18,957,790 km (0.114 R)
• M50: 19,223,626 km (0.104 R)
• M51: 19,804,065 km (0.051 R)
• M52: 20,435,368 km (0.11 R)
• M53: 21,671,795 km (0.106 R)
• M54: 21,856,997 km (0.064 R)
• M55: 22,744,112 km (0.05 R)
• M56: 23,262,918 km (0.082 R)
• M57: 23,547,602 km (0.108 R)
• M58: 24,794,800 km (0.062 R)
• M59: 25,036,999 km (0.029 R)
• M60: 27,954,905 km (0.091 R)
• M61: 29,172,333 km (0.081 R)
• M62: 29,376,983 km (0.103 R)
• M63: 30,096,698 km (0.075 R)
• M64: 31,135,206 km (0.056 R)
• M65: 31,396,554 km (0.094 R)
• M66: 32,343,808 km (0.11 R)
• M67: 32,449,723 km (0.091 R)
• M68: 33,193,673 km (0.106 R)
• M69: 33,567,817 km (0.101 R)
• M70: 34,050,869 km (0.113 R)
• M71: 34,266,439 km (0.049 R)
• M72: 36,445,632 km (0.056 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 19,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit