🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.87 AU - 0.97 AU

Year: 334 Days

Day: 40.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.18 AU - 1.24 AU

Year: 504 Days

Day: 21.5 Hours

Environment

Temp: -13 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.97 AU - 1.61 AU

Year: 555 Days

Day: 25 Hours

Environment

Temp: -31 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.25 AU - 1.51 AU

Year: 614 Days

Day: 39.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,535,675 km

• M1: 433,684 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.04 AU - 2.36 AU

Year: 1236 Days

Day: 27.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,535,675 km

• M1: 178,470 km (0.068 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.29 AU - 3.35 AU

Year: 1794 Days

Day: 43.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207

Radius: 13.1

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.8 AU - 6.92 AU

Year: 6075 Days

Day: 9.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,535,675 km

• M1: 163,062 km (0.106 R)
• M2: 574,905 km (0.088 R)
• M3: 1,031,926 km (0.084 R)
• M4: 2,335,073 km (0.037 R)
• M5: 3,009,460 km (0.12 R)
• M6: 3,891,789 km (0.082 R)
• M7: 5,235,925 km (0.049 R)
• M8: 6,541,765 km (0.066 R)
• M9: 8,258,850 km (0.101 R)
• M10: 9,483,907 km (0.113 R)
• M11: 10,022,160 km (0.115 R)
• M12: 10,499,826 km (0.114 R)
• M13: 12,933,334 km (0.098 R)
• M14: 14,481,672 km (0.116 R)
• M15: 18,589,929 km (0.102 R)
• M16: 19,742,581 km (0.069 R)
• M17: 20,494,759 km (0.078 R)
• M18: 21,724,603 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.1

Radius: 14.3

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.12 AU - 7.46 AU

Year: 6701 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,535,675 km

• M1: 177,872 km (0.103 R)
• M2: 632,649 km (0.103 R)
• M3: 1,367,025 km (0.082 R)
• M4: 1,919,041 km (0.101 R)
• M5: 2,779,528 km (0.096 R)
• M6: 3,530,061 km (0.106 R)
• M7: 4,337,889 km (0.108 R)
• M8: 7,959,804 km (0.06 R)
• M9: 9,225,850 km (0.064 R)
• M10: 12,205,690 km (0.116 R)
• M11: 13,996,526 km (0.079 R)
• M12: 16,259,942 km (0.072 R)
• M13: 17,963,712 km (0.085 R)
• M14: 23,630,480 km (0.044 R)
• M15: 25,398,726 km (0.06 R)
• M16: 26,399,686 km (0.081 R)
• M17: 27,426,825 km (0.098 R)
• M18: 28,569,304 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.7

Radius: 5.5

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 13.91 AU - 18.37 AU

Year: 24559 Days

Day: 15.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,535,675 km

• M1: 68,516 km (0.048 R)
• M2: 266,434 km (0.082 R)
• M3: 522,246 km (0.108 R)
• M4: 1,009,636 km (0.075 R)
• M5: 1,617,303 km (0.12 R)
• M6: 2,535,834 km (0.076 R)
• M7: 2,730,012 km (0.109 R)
• M8: 3,013,051 km (0.1 R)
• M9: 4,244,241 km (0.12 R)
• M10: 5,695,789 km (0.098 R)
• M11: 6,737,738 km (0.077 R)
• M12: 7,016,888 km (0.111 R)
• M13: 9,419,879 km (0.025 R)
• M14: 11,187,976 km (0.102 R)
• M15: 11,382,752 km (0.115 R)
• M16: 11,980,396 km (0.086 R)
• M17: 13,529,332 km (0.079 R)
• M18: 15,445,980 km (0.053 R)
• M19: 16,678,816 km (0.077 R)
• M20: 20,477,854 km (0.093 R)
• M21: 23,625,543 km (0.11 R)
• M22: 32,280,677 km (0.09 R)
• M23: 34,151,548 km (0.059 R)
• M24: 39,291,582 km (0.038 R)
• M25: 45,581,424 km (0.075 R)
• M26: 50,010,419 km (0.094 R)
• M27: 50,362,572 km (0.102 R)
• M28: 54,531,565 km (0.064 R)
• M29: 65,211,357 km (0.045 R)
• M30: 66,690,132 km (0.079 R)
• M31: 68,841,350 km (0.117 R)
• M32: 78,619,815 km (0.08 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: 428 - 16,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit