🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.44 AU - 0.62 AU

Year: 145 Days

Day: 38.9 Hours

Environment

Temp: 189 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,103,844 km

• M1: 32,612 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.69 AU - 0.91 AU

Year: 268 Days

Day: 19.9 Hours

Environment

Temp: 131 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,103,844 km

• M1: 470,485 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.6 AU - 1 AU

Year: 268 Days

Day: 46 Hours

Environment

Temp: 92 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,103,844 km

• M1: 155,582 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.76 AU - 1.85 AU

Year: 905 Days

Day: 36 Hours

Environment

Temp: -72 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,103,844 km

• M1: 119,379 km (0.053 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.68 AU - 2.18 AU

Year: 1005 Days

Day: 27.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,103,844 km

• M1: 28,872 km (0.084 R)
• M2: 379,829 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.63 AU - 3.03 AU

Year: 1784 Days

Day: 37.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,103,844 km

• M1: 44,131 km (0.078 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.45 AU - 5.17 AU

Year: 3353 Days

Day: 29.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,103,844 km

• M1: 1,033,572 km (0.104 R)

Asteroid Belt

Center: 6.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889

Radius: 11.8

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.54 AU - 9.38 AU

Year: 9221 Days

Day: 9.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,103,844 km

• M1: 148,401 km (0.036 R)
• M2: 597,643 km (0.118 R)
• M3: 975,378 km (0.081 R)
• M4: 2,070,734 km (0.103 R)
• M5: 2,772,049 km (0.094 R)
• M6: 3,307,459 km (0.109 R)
• M7: 4,128,303 km (0.062 R)
• M8: 5,241,461 km (0.071 R)
• M9: 5,780,911 km (0.101 R)
• M10: 6,621,052 km (0.089 R)
• M11: 8,913,041 km (0.083 R)
• M12: 10,760,874 km (0.047 R)
• M13: 12,613,644 km (0.107 R)
• M14: 15,812,794 km (0.085 R)
• M15: 16,654,282 km (0.103 R)
• M16: 17,231,730 km (0.114 R)
• M17: 18,198,581 km (0.083 R)
• M18: 22,343,639 km (0.094 R)
• M19: 26,198,626 km (0.037 R)
• M20: 28,283,123 km (0.042 R)
• M21: 32,892,383 km (0.104 R)
• M22: 39,870,824 km (0.087 R)
• M23: 41,560,084 km (0.084 R)
• M24: 47,056,758 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.9

Radius: 3.7

Gravity: 50.98 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.74 AU - 16.7 AU

Year: 19044 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,103,844 km

• M1: 46,525 km (0.064 R)
• M2: 170,841 km (0.076 R)
• M3: 429,495 km (0.079 R)
• M4: 741,706 km (0.084 R)
• M5: 1,189,303 km (0.108 R)
• M6: 1,586,186 km (0.119 R)
• M7: 1,908,869 km (0.038 R)
• M8: 2,405,085 km (0.079 R)
• M9: 3,530,061 km (0.06 R)
• M10: 6,397,703 km (0.102 R)
• M11: 7,588,651 km (0.101 R)
• M12: 7,833,543 km (0.103 R)
• M13: 11,323,063 km (0.115 R)
• M14: 11,578,426 km (0.112 R)
• M15: 13,474,280 km (0.069 R)
• M16: 13,761,059 km (0.104 R)
• M17: 20,478,153 km (0.079 R)
• M18: 23,127,232 km (0.12 R)
• M19: 23,538,178 km (0.06 R)
• M20: 27,343,798 km (0.111 R)
• M21: 36,559,476 km (0.109 R)
• M22: 36,698,302 km (0.049 R)
• M23: 37,538,594 km (0.119 R)
• M24: 37,821,633 km (0.108 R)
• M25: 42,698,224 km (0.057 R)
• M26: 44,097,413 km (0.077 R)
• M27: 44,728,866 km (0.102 R)
• M28: 44,887,739 km (0.109 R)
• M29: 48,813,336 km (0.11 R)
• M30: 50,342,526 km (0.091 R)
• M31: 55,670,005 km (0.069 R)
• M32: 58,090,798 km (0.037 R)
• M33: 68,898,646 km (0.056 R)
• M34: 72,340,594 km (0.044 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 12,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit