🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.48 AU - 0.62 AU

Year: 148 Days

Day: 15.2 Hours

Environment

Temp: 188 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,978,174 km

• M1: 158,574 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.6 AU - 0.74 AU

Year: 199 Days

Day: 46.2 Hours

Environment

Temp: 205 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.1 AU - 1.54 AU

Year: 551 Days

Day: 42.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.04 AU - 3.86 AU

Year: 2329 Days

Day: 42.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.69 AU - 4.13 AU

Year: 2810 Days

Day: 29.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.25 AU - 4.33 AU

Year: 3229 Days

Day: 44.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.29 AU - 4.75 AU

Year: 3493 Days

Day: 43.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.8

Radius: 10.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.11 AU - 6.25 AU

Year: 4920 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,978,174 km

• M1: 160,519 km (0.075 R)
• M2: 737,069 km (0.115 R)
• M3: 2,168,870 km (0.111 R)
• M4: 4,304,529 km (0.098 R)
• M5: 5,296,961 km (0.049 R)
• M6: 6,672,215 km (0.065 R)
• M7: 7,038,131 km (0.105 R)
• M8: 9,862,389 km (0.056 R)
• M9: 10,929,172 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.4

Radius: 8.6

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.33 AU - 7.33 AU

Year: 5788 Days

Day: 5.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,978,174 km

• M1: 106,962 km (0.09 R)
• M2: 484,996 km (0.07 R)
• M3: 899,532 km (0.05 R)
• M4: 1,194,240 km (0.062 R)
• M5: 1,725,911 km (0.115 R)
• M6: 2,356,166 km (0.114 R)
• M7: 3,636,126 km (0.106 R)
• M8: 4,453,379 km (0.094 R)
• M9: 4,948,099 km (0.084 R)
• M10: 6,112,868 km (0.091 R)
• M11: 6,794,735 km (0.112 R)
• M12: 7,117,567 km (0.104 R)
• M13: 7,911,334 km (0.073 R)
• M14: 8,513,465 km (0.119 R)
• M15: 8,804,732 km (0.09 R)
• M16: 9,363,331 km (0.092 R)
• M17: 9,945,566 km (0.065 R)
• M18: 11,837,081 km (0.061 R)
• M19: 12,252,963 km (0.11 R)
• M20: 12,678,420 km (0.071 R)
• M21: 13,004,094 km (0.107 R)
• M22: 13,785,444 km (0.115 R)
• M23: 14,129,818 km (0.092 R)
• M24: 14,597,910 km (0.118 R)
• M25: 15,503,276 km (0.081 R)
• M26: 20,823,874 km (0.119 R)
• M27: 22,677,990 km (0.11 R)
• M28: 24,471,968 km (0.118 R)
• M29: 26,095,853 km (0.097 R)
• M30: 27,699,243 km (0.08 R)
• M31: 31,101,397 km (0.105 R)
• M32: 36,274,492 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.9

Radius: 6.3

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 13.1 AU - 18.4 AU

Year: 22717 Days

Day: 20.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,978,174 km

• M1: 105,766 km (0.113 R)
• M2: 746,643 km (0.112 R)
• M3: 961,466 km (0.09 R)
• M4: 1,256,473 km (0.064 R)
• M5: 1,753,586 km (0.064 R)
• M6: 3,205,583 km (0.056 R)
• M7: 4,713,979 km (0.067 R)
• M8: 12,336,289 km (0.057 R)
• M9: 16,952,281 km (0.076 R)
• M10: 17,964,460 km (0.069 R)
• M11: 18,283,852 km (0.096 R)
• M12: 18,770,045 km (0.092 R)
• M13: 21,689,298 km (0.108 R)
• M14: 22,509,992 km (0.099 R)
• M15: 25,898,383 km (0.11 R)
• M16: 27,979,739 km (0.092 R)
• M17: 36,777,589 km (0.076 R)
• M18: 46,052,059 km (0.037 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 15,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit