🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.04 AU - 1.2 AU

Year: 435 Days

Day: 33.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.08 AU - 1.7 AU

Year: 602 Days

Day: 42.4 Hours

Environment

Temp: -19 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,623,981 km

• M1: 561,142 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.24 AU - 2.44 AU

Year: 1314 Days

Day: 40.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 11.1

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.91 AU - 8.41 AU

Year: 8557 Days

Day: 13.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,623,981 km

• M1: 138,228 km (0.096 R)
• M2: 671,694 km (0.118 R)
• M3: 1,359,695 km (0.099 R)
• M4: 1,882,240 km (0.059 R)
• M5: 2,941,693 km (0.07 R)
• M6: 4,140,869 km (0.092 R)
• M7: 4,731,332 km (0.104 R)
• M8: 5,096,949 km (0.071 R)
• M9: 6,109,128 km (0.029 R)
• M10: 6,633,020 km (0.032 R)
• M11: 7,314,139 km (0.091 R)
• M12: 7,804,671 km (0.102 R)
• M13: 9,333,860 km (0.079 R)
• M14: 10,431,609 km (0.099 R)
• M15: 11,966,782 km (0.097 R)
• M16: 14,392,512 km (0.069 R)
• M17: 16,071,898 km (0.066 R)
• M18: 19,753,950 km (0.108 R)
• M19: 20,707,038 km (0.074 R)
• M20: 21,227,788 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.5

Radius: 5.2

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 14.84 AU - 21.06 AU

Year: 27917 Days

Day: 24.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,623,981 km

• M1: 103,821 km (0.063 R)
• M2: 452,234 km (0.105 R)
• M3: 1,031,477 km (0.101 R)
• M4: 1,544,897 km (0.107 R)
• M5: 3,218,598 km (0.055 R)
• M6: 3,943,699 km (0.103 R)
• M7: 4,132,940 km (0.112 R)
• M8: 4,328,166 km (0.063 R)
• M9: 5,171,598 km (0.082 R)
• M10: 5,592,716 km (0.088 R)
• M11: 5,791,532 km (0.117 R)
• M12: 7,556,488 km (0.11 R)
• M13: 8,048,216 km (0.08 R)
• M14: 13,903,626 km (0.12 R)
• M15: 14,791,340 km (0.093 R)
• M16: 15,953,416 km (0.11 R)
• M17: 17,937,383 km (0.09 R)
• M18: 18,810,586 km (0.097 R)
• M19: 22,188,655 km (0.089 R)
• M20: 26,952,450 km (0.085 R)
• M21: 31,596,716 km (0.056 R)
• M22: 34,838,352 km (0.032 R)
• M23: 36,885,898 km (0.088 R)
• M24: 37,164,898 km (0.094 R)
• M25: 49,174,914 km (0.102 R)
• M26: 66,992,918 km (0.117 R)
• M27: 71,872,651 km (0.046 R)
• M28: 72,526,095 km (0.12 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 16,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit