🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.96 AU - 1 AU

Year: 360 Days

Day: 28.6 Hours

Environment

Temp: 38 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.35 AU - 1.73 AU

Year: 709 Days

Day: 34.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.24 AU - 2.02 AU

Year: 772 Days

Day: 30.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.91 AU - 2.47 AU

Year: 1202 Days

Day: 24.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,861,505 km

• M1: 1,510,938 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.27 AU - 2.85 AU

Year: 1519 Days

Day: 41.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.3

Radius: 11.8

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8.21 AU - 13.29 AU

Year: 13071 Days

Day: 5.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 90,861,505 km

• M1: 146,756 km (0.089 R)
• M2: 686,654 km (0.112 R)
• M3: 1,452,595 km (0.118 R)
• M4: 2,262,369 km (0.113 R)
• M5: 2,646,237 km (0.115 R)
• M6: 3,073,787 km (0.113 R)
• M7: 3,724,837 km (0.053 R)
• M8: 5,502,210 km (0.071 R)
• M9: 6,847,543 km (0.076 R)
• M10: 7,451,470 km (0.048 R)
• M11: 8,046,869 km (0.102 R)
• M12: 9,675,093 km (0.116 R)
• M13: 12,901,021 km (0.089 R)
• M14: 15,389,881 km (0.032 R)
• M15: 16,216,260 km (0.096 R)
• M16: 16,640,370 km (0.109 R)
• M17: 17,733,032 km (0.067 R)
• M18: 18,873,118 km (0.086 R)
• M19: 23,294,034 km (0.116 R)
• M20: 23,743,725 km (0.03 R)
• M21: 24,660,611 km (0.092 R)
• M22: 25,222,051 km (0.097 R)
• M23: 25,791,870 km (0.107 R)
• M24: 34,698,927 km (0.029 R)
• M25: 35,167,916 km (0.048 R)
• M26: 37,331,101 km (0.074 R)
• M27: 40,610,287 km (0.12 R)
• M28: 41,262,234 km (0.113 R)
• M29: 48,754,544 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.6

Radius: 5.8

Gravity: 24.69 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.39 AU - 15.81 AU

Year: 17584 Days

Day: 21.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,861,505 km

• M1: 75,248 km (0.08 R)
• M2: 285,134 km (0.075 R)
• M3: 1,152,801 km (0.103 R)
• M4: 1,409,960 km (0.117 R)
• M5: 2,288,249 km (0.091 R)
• M6: 2,532,692 km (0.062 R)
• M7: 3,100,416 km (0.116 R)
• M8: 3,400,360 km (0.106 R)
• M9: 4,058,141 km (0.071 R)
• M10: 4,868,962 km (0.106 R)
• M11: 5,823,247 km (0.109 R)
• M12: 7,172,320 km (0.068 R)
• M13: 10,056,717 km (0.077 R)
• M14: 11,982,341 km (0.093 R)
• M15: 12,789,571 km (0.056 R)
• M16: 15,584,657 km (0.071 R)
• M17: 15,980,493 km (0.081 R)
• M18: 17,124,169 km (0.107 R)
• M19: 17,460,615 km (0.038 R)
• M20: 21,459,216 km (0.114 R)
• M21: 23,773,944 km (0.11 R)
• M22: 27,036,374 km (0.115 R)
• M23: 30,708,703 km (0.093 R)
• M24: 33,901,869 km (0.115 R)
• M25: 35,783,511 km (0.106 R)
• M26: 37,029,063 km (0.111 R)
• M27: 38,017,756 km (0.1 R)
• M28: 41,239,196 km (0.057 R)
• M29: 44,006,757 km (0.09 R)
• M30: 45,596,533 km (0.047 R)
• M31: 51,287,835 km (0.064 R)
• M32: 52,338,909 km (0.075 R)
• M33: 52,869,832 km (0.112 R)
• M34: 53,583,265 km (0.116 R)
• M35: 56,873,520 km (0.059 R)
• M36: 65,069,239 km (0.093 R)
• M37: 65,478,090 km (0.09 R)
• M38: 70,088,398 km (0.059 R)
• M39: 73,352,922 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.3

Radius: 6.6

Gravity: 22 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 16.64 AU - 17.12 AU

Year: 25720 Days

Day: 15.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,861,505 km

• M1: 83,176 km (0.112 R)
• M2: 493,972 km (0.093 R)
• M3: 1,258,268 km (0.085 R)
• M4: 1,472,043 km (0.106 R)
• M5: 1,808,937 km (0.058 R)
• M6: 2,385,338 km (0.071 R)
• M7: 2,991,509 km (0.108 R)
• M8: 3,377,022 km (0.112 R)
• M9: 3,630,292 km (0.109 R)
• M10: 4,356,440 km (0.092 R)
• M11: 7,531,804 km (0.066 R)
• M12: 8,883,271 km (0.067 R)
• M13: 11,412,223 km (0.114 R)
• M14: 15,740,090 km (0.093 R)
• M15: 16,359,275 km (0.111 R)
• M16: 16,720,404 km (0.099 R)
• M17: 20,109,694 km (0.102 R)
• M18: 23,130,673 km (0.108 R)
• M19: 25,105,365 km (0.085 R)
• M20: 25,706,749 km (0.111 R)
• M21: 28,468,026 km (0.115 R)
• M22: 32,543,222 km (0.112 R)
• M23: 33,692,133 km (0.119 R)
• M24: 41,659,716 km (0.112 R)
• M25: 42,333,056 km (0.096 R)
• M26: 42,842,736 km (0.067 R)
• M27: 51,179,676 km (0.116 R)
• M28: 53,321,917 km (0.099 R)
• M29: 53,916,419 km (0.063 R)
• M30: 56,543,657 km (0.088 R)
• M31: 61,615,922 km (0.047 R)
• M32: 84,401,323 km (0.075 R)
• M33: 90,160,841 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.3

Radius: 5.6

Gravity: 21.98 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 16.38 AU - 17.64 AU

Year: 26017 Days

Day: 23.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,861,505 km

• M1: 69,713 km (0.113 R)
• M2: 273,764 km (0.109 R)
• M3: 507,885 km (0.116 R)
• M4: 840,441 km (0.05 R)
• M5: 1,117,646 km (0.057 R)
• M6: 1,340,547 km (0.115 R)
• M7: 1,647,073 km (0.088 R)
• M8: 2,041,413 km (0.101 R)
• M9: 2,306,949 km (0.116 R)
• M10: 3,129,139 km (0.102 R)
• M11: 4,557,499 km (0.108 R)
• M12: 4,781,298 km (0.079 R)
• M13: 5,291,277 km (0.047 R)
• M14: 5,665,122 km (0.072 R)
• M15: 5,967,908 km (0.098 R)
• M16: 6,511,995 km (0.114 R)
• M17: 6,796,231 km (0.073 R)
• M18: 7,039,328 km (0.103 R)
• M19: 7,856,581 km (0.111 R)
• M20: 9,495,874 km (0.117 R)
• M21: 11,902,007 km (0.091 R)
• M22: 17,968,051 km (0.113 R)
• M23: 18,246,303 km (0.099 R)
• M24: 18,811,334 km (0.051 R)
• M25: 19,098,263 km (0.092 R)
• M26: 20,274,850 km (0.098 R)
• M27: 23,758,835 km (0.091 R)
• M28: 25,466,494 km (0.061 R)
• M29: 26,410,008 km (0.11 R)
• M30: 27,011,242 km (0.119 R)
• M31: 51,236,373 km (0.066 R)
• M32: 64,075,162 km (0.086 R)
• M33: 65,378,309 km (0.071 R)
• M34: 74,760,190 km (0.097 R)
• M35: 79,147,895 km (0.081 R)
• M36: 82,676,909 km (0.114 R)
• M37: 90,589,439 km (0.056 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: 316 - 18,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit