🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.47 AU - 0.71 AU

Year: 159 Days

Day: 45.8 Hours

Environment

Temp: 249 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.59 AU - 0.99 AU

Year: 247 Days

Day: 46.2 Hours

Environment

Temp: 208 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.77 AU - 1.07 AU

Year: 310 Days

Day: 19.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.85 AU - 2.03 AU

Year: 950 Days

Day: 41.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,858,013 km

• M1: 195,674 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.54 AU - 2.44 AU

Year: 987 Days

Day: 20 Hours

Environment

Temp: -51 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,858,013 km

• M1: 1,425,369 km (0.089 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.22 AU - 3.24 AU

Year: 1585 Days

Day: 32.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33

Radius: 11.7

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.26 AU - 5.9 AU

Year: 4633 Days

Day: 8.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,858,013 km

• M1: 145,708 km (0.118 R)
• M2: 1,121,834 km (0.11 R)
• M3: 1,868,029 km (0.109 R)
• M4: 3,632,087 km (0.094 R)
• M5: 4,755,268 km (0.056 R)
• M6: 8,111,346 km (0.049 R)
• M7: 8,616,239 km (0.094 R)
• M8: 9,085,677 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.9

Radius: 13.6

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.5 AU - 8.04 AU

Year: 6889 Days

Day: 11.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,858,013 km

• M1: 169,195 km (0.096 R)
• M2: 794,963 km (0.108 R)
• M3: 2,248,606 km (0.092 R)
• M4: 2,811,393 km (0.112 R)
• M5: 3,692,823 km (0.103 R)
• M6: 4,806,430 km (0.112 R)
• M7: 7,096,474 km (0.115 R)
• M8: 8,039,838 km (0.043 R)
• M9: 10,455,694 km (0.089 R)
• M10: 11,079,517 km (0.112 R)
• M11: 15,788,858 km (0.1 R)
• M12: 17,196,425 km (0.117 R)
• M13: 18,547,144 km (0.087 R)
• M14: 20,555,645 km (0.103 R)
• M15: 24,747,826 km (0.115 R)
• M16: 26,380,089 km (0.105 R)
• M17: 36,607,646 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.3

Radius: 8.1

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 10.33 AU - 14.81 AU

Year: 15663 Days

Day: 14 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,858,013 km

• M1: 110,553 km (0.087 R)
• M2: 438,471 km (0.118 R)
• M3: 720,015 km (0.035 R)
• M4: 1,126,023 km (0.087 R)
• M5: 1,943,576 km (0.086 R)
• M6: 2,217,788 km (0.082 R)
• M7: 3,109,392 km (0.067 R)
• M8: 3,511,660 km (0.105 R)
• M9: 8,571,659 km (0.069 R)
• M10: 9,460,270 km (0.117 R)
• M11: 11,364,651 km (0.084 R)
• M12: 12,435,921 km (0.06 R)
• M13: 15,846,304 km (0.084 R)
• M14: 18,211,596 km (0.087 R)
• M15: 19,127,285 km (0.104 R)
• M16: 26,509,939 km (0.094 R)
• M17: 27,784,364 km (0.116 R)
• M18: 29,305,176 km (0.113 R)
• M19: 29,719,861 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.7

Radius: 6.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 15.58 AU - 23.04 AU

Year: 29823 Days

Day: 22.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,858,013 km

• M1: 163,510 km (0.071 R)
• M2: 1,300,454 km (0.111 R)
• M3: 1,688,362 km (0.066 R)
• M4: 2,485,868 km (0.102 R)
• M5: 4,766,039 km (0.058 R)
• M6: 11,754,503 km (0.047 R)
• M7: 12,184,597 km (0.077 R)
• M8: 18,054,518 km (0.102 R)
• M9: 21,355,096 km (0.09 R)
• M10: 27,776,285 km (0.083 R)
• M11: 28,829,006 km (0.116 R)
• M12: 30,912,006 km (0.082 R)
• M13: 39,169,510 km (0.084 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 19,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit