🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.55 AU - 0.65 AU

Year: 173 Days

Day: 44.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,453,929 km

• M1: 106,214 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.78 AU - 1.02 AU

Year: 318 Days

Day: 25 Hours

Environment

Temp: 28 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 70,453,929 km

• M1: 200,162 km (0.086 R)
• M2: 404,064 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.22 AU - 1.96 AU

Year: 747 Days

Day: 40.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.69 AU - 2.47 AU

Year: 1118 Days

Day: 46.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.76 AU - 4.5 AU

Year: 2578 Days

Day: 23 Hours

Environment

Temp: -113 °C

Axial Tilt: 112.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.55 AU - 5.33 AU

Year: 3488 Days

Day: 18.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.4

Radius: 7.3

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.64 AU - 18.64 AU

Year: 24172 Days

Day: 21.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,453,929 km

• M1: 90,956 km (0.117 R)
• M2: 400,922 km (0.108 R)
• M3: 661,821 km (0.095 R)
• M4: 1,435,840 km (0.1 R)
• M5: 2,385,787 km (0.101 R)
• M6: 2,952,464 km (0.109 R)
• M7: 3,234,007 km (0.095 R)
• M8: 4,082,825 km (0.088 R)
• M9: 4,921,620 km (0.099 R)
• M10: 7,959,504 km (0.082 R)
• M11: 9,537,762 km (0.113 R)
• M12: 9,962,769 km (0.107 R)
• M13: 12,060,880 km (0.091 R)
• M14: 14,131,613 km (0.107 R)
• M15: 14,436,943 km (0.07 R)
• M16: 17,455,080 km (0.108 R)
• M17: 19,484,524 km (0.102 R)
• M18: 22,400,935 km (0.062 R)
• M19: 22,816,069 km (0.106 R)
• M20: 27,632,971 km (0.12 R)
• M21: 38,976,528 km (0.119 R)
• M22: 40,551,046 km (0.113 R)
• M23: 41,540,935 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.6

Radius: 4.9

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 14.62 AU - 20.24 AU

Year: 27127 Days

Day: 19.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,453,929 km

• M1: 61,036 km (0.11 R)
• M2: 222,901 km (0.103 R)
• M3: 394,789 km (0.045 R)
• M4: 582,833 km (0.109 R)
• M5: 1,187,508 km (0.094 R)
• M6: 1,886,579 km (0.105 R)
• M7: 2,117,707 km (0.107 R)
• M8: 2,827,699 km (0.038 R)
• M9: 3,428,035 km (0.051 R)
• M10: 3,923,503 km (0.092 R)
• M11: 5,541,404 km (0.091 R)
• M12: 6,057,367 km (0.085 R)
• M13: 6,432,858 km (0.109 R)
• M14: 6,691,662 km (0.115 R)
• M15: 8,598,736 km (0.086 R)
• M16: 11,022,521 km (0.089 R)
• M17: 12,094,838 km (0.106 R)
• M18: 13,938,034 km (0.119 R)
• M19: 19,392,671 km (0.053 R)
• M20: 20,575,841 km (0.051 R)
• M21: 22,390,613 km (0.115 R)
• M22: 25,361,925 km (0.081 R)
• M23: 26,116,647 km (0.05 R)
• M24: 26,444,565 km (0.093 R)
• M25: 27,220,529 km (0.092 R)
• M26: 29,996,168 km (0.106 R)
• M27: 31,206,415 km (0.102 R)
• M28: 38,027,629 km (0.089 R)
• M29: 40,020,422 km (0.035 R)
• M30: 42,683,564 km (0.049 R)
• M31: 43,291,081 km (0.107 R)
• M32: 44,523,169 km (0.096 R)
• M33: 47,705,415 km (0.074 R)
• M34: 49,518,690 km (0.1 R)
• M35: 54,696,572 km (0.106 R)
• M36: 59,654,993 km (0.086 R)
• M37: 63,515,217 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 19,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit