🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.72 AU - 1.06 AU

Year: 308 Days

Day: 41.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 48.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.32 AU - 1.72 AU

Year: 688 Days

Day: 13.4 Hours

Environment

Temp: -30 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,515,987 km

• M1: 61,784 km (0.117 R)
• M2: 112,647 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.33 AU - 1.95 AU

Year: 771 Days

Day: 13.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.21 AU - 2.84 AU

Year: 1468 Days

Day: 13.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,515,987 km

• M1: 39,494 km (0.077 R)
• M2: 320,289 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.91 AU - 3.21 AU

Year: 1965 Days

Day: 30.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.7

Radius: 9.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.79 AU - 6.55 AU

Year: 5626 Days

Day: 10.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,515,987 km

• M1: 116,986 km (0.061 R)
• M2: 743,202 km (0.066 R)
• M3: 1,166,265 km (0.118 R)
• M4: 1,582,596 km (0.107 R)
• M5: 2,124,439 km (0.106 R)
• M6: 2,604,349 km (0.105 R)
• M7: 4,059,637 km (0.116 R)
• M8: 4,704,105 km (0.09 R)
• M9: 5,102,035 km (0.1 R)
• M10: 6,225,366 km (0.036 R)
• M11: 6,736,691 km (0.083 R)
• M12: 11,797,737 km (0.107 R)
• M13: 14,150,014 km (0.084 R)
• M14: 16,970,682 km (0.063 R)
• M15: 18,451,701 km (0.119 R)
• M16: 20,405,449 km (0.042 R)
• M17: 20,997,707 km (0.071 R)
• M18: 23,338,614 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.4

Radius: 12.3

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.68 AU - 7.82 AU

Year: 7166 Days

Day: 5.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,515,987 km

• M1: 161,865 km (0.079 R)
• M2: 961,017 km (0.075 R)
• M3: 1,554,322 km (0.074 R)
• M4: 2,027,350 km (0.12 R)
• M5: 2,453,405 km (0.03 R)
• M6: 3,356,976 km (0.111 R)
• M7: 4,286,727 km (0.071 R)
• M8: 5,350,517 km (0.053 R)
• M9: 11,364,352 km (0.085 R)
• M10: 13,843,637 km (0.087 R)
• M11: 18,767,950 km (0.025 R)
• M12: 19,410,473 km (0.065 R)
• M13: 20,514,206 km (0.088 R)
• M14: 23,497,188 km (0.062 R)
• M15: 24,835,640 km (0.105 R)
• M16: 26,490,193 km (0.1 R)
• M17: 29,441,310 km (0.062 R)
• M18: 31,894,416 km (0.048 R)
• M19: 34,800,354 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.7

Radius: 12

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.45 AU - 11.19 AU

Year: 10445 Days

Day: 10.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,515,987 km

• M1: 149,299 km (0.094 R)
• M2: 628,161 km (0.077 R)
• M3: 1,116,898 km (0.091 R)
• M4: 1,533,827 km (0.077 R)
• M5: 1,955,693 km (0.106 R)
• M6: 2,514,142 km (0.057 R)
• M7: 3,270,808 km (0.053 R)
• M8: 4,230,179 km (0.117 R)
• M9: 6,135,906 km (0.093 R)
• M10: 7,933,474 km (0.106 R)
• M11: 9,360,937 km (0.106 R)
• M12: 10,737,986 km (0.101 R)
• M13: 16,448,286 km (0.098 R)
• M14: 19,305,306 km (0.025 R)
• M15: 20,027,565 km (0.063 R)
• M16: 22,042,049 km (0.048 R)
• M17: 22,566,091 km (0.118 R)
• M18: 24,839,380 km (0.115 R)
• M19: 31,568,143 km (0.081 R)
• M20: 34,056,404 km (0.091 R)
• M21: 42,436,428 km (0.094 R)
• M22: 46,312,060 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.7

Radius: 9.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.49 AU - 12.01 AU

Year: 12046 Days

Day: 7.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,515,987 km

• M1: 114,442 km (0.096 R)
• M2: 533,316 km (0.114 R)
• M3: 982,708 km (0.115 R)
• M4: 1,283,849 km (0.03 R)
• M5: 2,094,969 km (0.104 R)
• M6: 2,425,580 km (0.118 R)
• M7: 3,497,149 km (0.095 R)
• M8: 3,868,601 km (0.082 R)
• M9: 4,266,082 km (0.12 R)
• M10: 9,302,594 km (0.083 R)
• M11: 9,972,493 km (0.071 R)
• M12: 11,559,427 km (0.12 R)
• M13: 23,348,338 km (0.106 R)
• M14: 31,919,099 km (0.09 R)
• M15: 33,646,207 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 17,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit