🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.49 AU - 0.71 AU

Year: 168 Days

Day: 39.6 Hours

Environment

Temp: 213 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.68 AU - 2.32 AU

Year: 1023 Days

Day: 38.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.94 AU - 2.56 AU

Year: 1221 Days

Day: 22.1 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.2

Radius: 5.3

Gravity: 17.49 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 16.18 AU - 18.54 AU

Year: 26159 Days

Day: 16.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,094,551 km

• M1: 66,870 km (0.114 R)
• M2: 335,099 km (0.048 R)
• M3: 697,724 km (0.077 R)
• M4: 1,563,447 km (0.083 R)
• M5: 1,795,623 km (0.113 R)
• M6: 2,030,342 km (0.056 R)
• M7: 2,658,504 km (0.087 R)
• M8: 3,098,322 km (0.069 R)
• M9: 4,746,591 km (0.116 R)
• M10: 5,757,573 km (0.047 R)
• M11: 6,764,965 km (0.118 R)
• M12: 7,046,060 km (0.086 R)
• M13: 7,531,654 km (0.084 R)
• M14: 9,699,627 km (0.06 R)
• M15: 14,054,421 km (0.104 R)
• M16: 15,781,528 km (0.118 R)
• M17: 16,192,922 km (0.058 R)
• M18: 19,556,331 km (0.112 R)
• M19: 30,316,607 km (0.074 R)
• M20: 36,075,078 km (0.093 R)
• M21: 36,788,510 km (0.065 R)
• M22: 41,423,650 km (0.105 R)
• M23: 52,193,650 km (0.108 R)
• M24: 55,527,887 km (0.101 R)
• M25: 57,054,384 km (0.112 R)
• M26: 59,593,957 km (0.078 R)
• M27: 60,791,189 km (0.092 R)
• M28: 64,061,847 km (0.081 R)
• M29: 68,966,264 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.5

Radius: 4.1

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 18.44 AU - 20.5 AU

Year: 31070 Days

Day: 24.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,094,551 km

• M1: 52,060 km (0.115 R)
• M2: 392,246 km (0.068 R)
• M3: 557,701 km (0.062 R)
• M4: 729,290 km (0.092 R)
• M5: 2,331,632 km (0.106 R)
• M6: 3,876,230 km (0.06 R)
• M7: 5,863,638 km (0.084 R)
• M8: 6,233,145 km (0.107 R)
• M9: 10,048,040 km (0.117 R)
• M10: 15,936,661 km (0.092 R)
• M11: 16,988,035 km (0.09 R)
• M12: 20,191,524 km (0.064 R)
• M13: 21,974,581 km (0.053 R)
• M14: 27,206,018 km (0.085 R)
• M15: 29,765,040 km (0.088 R)
• M16: 29,960,714 km (0.111 R)
• M17: 32,791,404 km (0.11 R)
• M18: 37,023,977 km (0.096 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 10,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit