🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.49 AU - 0.55 AU

Year: 169 Days

Day: 23.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.53 AU - 0.71 AU

Year: 219 Days

Day: 35.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.82 AU - 0.82 AU

Year: 334 Days

Day: 21.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,955,528 km

• M1: 152,739 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.06 AU - 1.14 AU

Year: 519 Days

Day: 46.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.85 AU - 1.41 AU

Year: 540 Days

Day: 14.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,955,528 km

• M1: 29,920 km (0.111 R)
• M2: 85,420 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.95 AU - 1.55 AU

Year: 628 Days

Day: 31.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.71 AU - 1.83 AU

Year: 1059 Days

Day: 24.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.6

Radius: 8.3

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.4 AU - 5.02 AU

Year: 4596 Days

Day: 6.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,955,528 km

• M1: 134,339 km (0.107 R)
• M2: 412,142 km (0.029 R)
• M3: 825,182 km (0.042 R)
• M4: 1,102,985 km (0.105 R)
• M5: 1,513,482 km (0.113 R)
• M6: 1,896,153 km (0.101 R)
• M7: 2,232,449 km (0.094 R)
• M8: 2,894,420 km (0.068 R)
• M9: 3,383,605 km (0.092 R)
• M10: 4,255,910 km (0.104 R)
• M11: 4,969,192 km (0.08 R)
• M12: 5,642,084 km (0.112 R)
• M13: 7,376,821 km (0.032 R)
• M14: 8,026,674 km (0.113 R)
• M15: 8,442,257 km (0.08 R)
• M16: 9,275,666 km (0.098 R)
• M17: 10,875,616 km (0.077 R)
• M18: 11,291,198 km (0.111 R)
• M19: 12,752,919 km (0.117 R)
• M20: 13,267,087 km (0.091 R)
• M21: 14,227,356 km (0.105 R)
• M22: 16,225,983 km (0.111 R)
• M23: 22,655,850 km (0.12 R)
• M24: 25,208,139 km (0.113 R)
• M25: 26,761,413 km (0.116 R)
• M26: 28,377,519 km (0.077 R)
• M27: 29,165,302 km (0.112 R)
• M28: 29,609,308 km (0.102 R)

Asteroid Belt

Center: 8.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.7

Radius: 6.6

Gravity: 15.99 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 11.37 AU - 12.57 AU

Year: 18619 Days

Day: 19 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,955,528 km

• M1: 138,827 km (0.097 R)
• M2: 440,117 km (0.078 R)
• M3: 945,758 km (0.05 R)
• M4: 1,276,219 km (0.117 R)
• M5: 1,804,749 km (0.097 R)
• M6: 2,359,757 km (0.087 R)
• M7: 2,821,715 km (0.118 R)
• M8: 4,208,338 km (0.093 R)
• M9: 13,506,893 km (0.118 R)
• M10: 13,935,939 km (0.071 R)
• M11: 14,522,363 km (0.096 R)
• M12: 19,185,478 km (0.119 R)
• M13: 20,843,023 km (0.093 R)
• M14: 22,097,999 km (0.108 R)
• M15: 23,917,708 km (0.097 R)
• M16: 27,737,839 km (0.046 R)
• M17: 28,082,961 km (0.109 R)
• M18: 28,899,616 km (0.04 R)
• M19: 29,135,831 km (0.097 R)
• M20: 38,239,161 km (0.075 R)
• M21: 40,556,880 km (0.104 R)
• M22: 49,237,147 km (0.08 R)
• M23: 52,501,672 km (0.108 R)
• M24: 55,360,338 km (0.093 R)
• M25: 57,571,095 km (0.092 R)
• M26: 64,354,610 km (0.073 R)
• M27: 67,833,509 km (0.103 R)
• M28: 68,670,060 km (0.101 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 16,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit