🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.6 AU - 0.78 AU

Year: 204 Days

Day: 36.4 Hours

Environment

Temp: 222 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,398,380 km

• M1: 61,335 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.78 AU - 0.92 AU

Year: 279 Days

Day: 26.5 Hours

Environment

Temp: 95 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.63 AU - 5.41 AU

Year: 3425 Days

Day: 42.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,398,380 km

• M1: 33,959 km (0.029 R)
• M2: 393,891 km (0.077 R)

Asteroid Belt

Center: 6.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 9.8

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.96 AU - 9.5 AU

Year: 9194 Days

Day: 11.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,398,380 km

• M1: 127,607 km (0.116 R)
• M2: 473,328 km (0.095 R)
• M3: 839,094 km (0.076 R)
• M4: 1,960,630 km (0.117 R)
• M5: 2,438,146 km (0.088 R)
• M6: 3,257,045 km (0.119 R)
• M7: 3,695,965 km (0.058 R)
• M8: 8,882,074 km (0.09 R)
• M9: 10,329,733 km (0.106 R)
• M10: 11,133,971 km (0.084 R)
• M11: 12,030,511 km (0.099 R)
• M12: 14,949,764 km (0.117 R)
• M13: 18,243,460 km (0.094 R)
• M14: 19,417,504 km (0.116 R)
• M15: 22,767,300 km (0.087 R)
• M16: 28,806,267 km (0.059 R)
• M17: 34,262,849 km (0.118 R)
• M18: 34,677,086 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.9

Radius: 3.2

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 17.58 AU - 19.78 AU

Year: 28778 Days

Day: 22.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,398,380 km

• M1: 40,691 km (0.088 R)
• M2: 341,233 km (0.082 R)
• M3: 754,272 km (0.088 R)
• M4: 1,379,292 km (0.109 R)
• M5: 1,940,434 km (0.081 R)
• M6: 3,786,173 km (0.116 R)
• M7: 5,683,522 km (0.033 R)
• M8: 7,595,233 km (0.096 R)
• M9: 7,816,040 km (0.092 R)
• M10: 8,132,589 km (0.098 R)
• M11: 8,270,668 km (0.108 R)
• M12: 12,932,437 km (0.111 R)
• M13: 14,626,184 km (0.104 R)
• M14: 14,899,200 km (0.085 R)
• M15: 15,667,684 km (0.113 R)
• M16: 18,288,040 km (0.1 R)
• M17: 19,577,724 km (0.093 R)
• M18: 20,926,498 km (0.026 R)
• M19: 23,064,102 km (0.114 R)
• M20: 24,567,411 km (0.09 R)
• M21: 27,147,226 km (0.105 R)
• M22: 29,142,712 km (0.086 R)
• M23: 31,009,095 km (0.046 R)
• M24: 33,777,404 km (0.12 R)
• M25: 38,360,933 km (0.073 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 16,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit