🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.78 AU - 1.3 AU

Year: 404 Days

Day: 22.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 102,301,909 km

• M1: 55,950 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.06 AU - 1.38 AU

Year: 513 Days

Day: 25.8 Hours

Environment

Temp: -22 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,301,909 km

• M1: 252,970 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.05 AU - 3.07 AU

Year: 2038 Days

Day: 13.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.6

Radius: 8.9

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.35 AU - 6.35 AU

Year: 5388 Days

Day: 7.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 102,301,909 km

• M1: 110,702 km (0.116 R)
• M2: 584,030 km (0.049 R)
• M3: 866,172 km (0.053 R)
• M4: 1,373,009 km (0.113 R)
• M5: 1,701,377 km (0.092 R)
• M6: 2,007,603 km (0.112 R)
• M7: 2,571,887 km (0.092 R)
• M8: 2,997,642 km (0.099 R)
• M9: 3,713,019 km (0.084 R)
• M10: 3,991,122 km (0.116 R)
• M11: 5,189,849 km (0.05 R)
• M12: 5,718,977 km (0.108 R)
• M13: 6,414,009 km (0.04 R)
• M14: 7,023,620 km (0.032 R)
• M15: 7,414,818 km (0.055 R)
• M16: 7,782,979 km (0.112 R)
• M17: 8,476,515 km (0.119 R)
• M18: 9,986,705 km (0.084 R)
• M19: 12,016,000 km (0.115 R)
• M20: 14,532,685 km (0.113 R)
• M21: 14,993,596 km (0.118 R)
• M22: 23,441,687 km (0.085 R)
• M23: 24,966,389 km (0.099 R)
• M24: 30,588,127 km (0.08 R)
• M25: 31,154,804 km (0.116 R)
• M26: 31,632,320 km (0.083 R)
• M27: 32,995,606 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.2

Radius: 11.6

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.72 AU - 7.14 AU

Year: 6209 Days

Day: 14.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,301,909 km

• M1: 144,512 km (0.094 R)
• M2: 664,215 km (0.09 R)
• M3: 1,135,298 km (0.119 R)
• M4: 2,379,803 km (0.094 R)
• M5: 3,019,483 km (0.095 R)
• M6: 4,104,666 km (0.068 R)
• M7: 7,726,880 km (0.097 R)
• M8: 8,836,896 km (0.058 R)
• M9: 9,692,745 km (0.097 R)
• M10: 12,280,040 km (0.074 R)
• M11: 13,844,685 km (0.053 R)
• M12: 15,417,257 km (0.029 R)
• M13: 16,593,246 km (0.1 R)
• M14: 17,497,266 km (0.098 R)
• M15: 21,219,411 km (0.058 R)
• M16: 26,553,472 km (0.099 R)
• M17: 31,048,140 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.6

Radius: 6.6

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.67 AU - 12.71 AU

Year: 15220 Days

Day: 17 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 102,301,909 km

• M1: 82,578 km (0.096 R)
• M2: 364,720 km (0.035 R)
• M3: 579,243 km (0.055 R)
• M4: 952,041 km (0.11 R)
• M5: 2,465,822 km (0.099 R)
• M6: 7,524,175 km (0.102 R)
• M7: 9,102,582 km (0.071 R)
• M8: 11,942,996 km (0.051 R)
• M9: 12,735,865 km (0.074 R)
• M10: 13,394,844 km (0.064 R)
• M11: 14,781,018 km (0.108 R)
• M12: 23,006,357 km (0.101 R)
• M13: 27,800,221 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656

Radius: 6.3

Gravity: 16.53 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 18.61 AU - 19.65 AU

Year: 31862 Days

Day: 18.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 102,301,909 km

• M1: 78,389 km (0.09 R)
• M2: 324,328 km (0.058 R)
• M3: 571,763 km (0.067 R)
• M4: 859,889 km (0.093 R)
• M5: 1,066,184 km (0.059 R)
• M6: 2,370,827 km (0.108 R)
• M7: 3,304,019 km (0.114 R)
• M8: 4,423,759 km (0.092 R)
• M9: 5,383,279 km (0.115 R)
• M10: 5,776,572 km (0.11 R)
• M11: 7,279,432 km (0.101 R)
• M12: 12,703,552 km (0.118 R)
• M13: 14,955,150 km (0.096 R)
• M14: 15,383,448 km (0.097 R)
• M15: 19,209,414 km (0.12 R)
• M16: 21,829,022 km (0.081 R)
• M17: 26,875,706 km (0.076 R)
• M18: 27,764,617 km (0.039 R)
• M19: 34,692,195 km (0.076 R)
• M20: 37,287,120 km (0.083 R)
• M21: 47,111,361 km (0.079 R)
• M22: 48,775,488 km (0.102 R)
• M23: 52,025,203 km (0.096 R)
• M24: 55,212,984 km (0.103 R)
• M25: 64,645,728 km (0.049 R)
• M26: 72,385,922 km (0.085 R)
• M27: 77,875,416 km (0.083 R)
• M28: 86,345,647 km (0.077 R)
• M29: 95,996,056 km (0.086 R)
• M30: 96,290,315 km (0.104 R)
• M31: 100,472,922 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 15,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit