🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.84 AU - 0.86 AU

Year: 282 Days

Day: 44.9 Hours

Environment

Temp: 163 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 37,500,465 km

• M1: 34,108 km (0.109 R)
• M2: 105,317 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.83 AU - 1.31 AU

Year: 398 Days

Day: 25.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.89 AU - 1.29 AU

Year: 410 Days

Day: 12.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 23.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,500,465 km

• M1: 23,786 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.49 AU - 2.39 AU

Year: 972 Days

Day: 40.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.38 AU - 2.54 AU

Year: 1389 Days

Day: 31.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,500,465 km

• M1: 44,281 km (0.073 R)
• M2: 612,603 km (0.116 R)

Asteroid Belt

Center: 4.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.1

Radius: 9.2

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.03 AU - 6.39 AU

Year: 5569 Days

Day: 10.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,500,465 km

• M1: 115,789 km (0.068 R)
• M2: 444,306 km (0.094 R)
• M3: 773,720 km (0.098 R)
• M4: 1,867,879 km (0.036 R)
• M5: 2,339,561 km (0.101 R)
• M6: 2,640,851 km (0.109 R)
• M7: 3,432,673 km (0.098 R)
• M8: 4,977,121 km (0.108 R)
• M9: 6,449,164 km (0.117 R)
• M10: 7,156,463 km (0.074 R)
• M11: 7,836,236 km (0.047 R)
• M12: 8,851,108 km (0.103 R)
• M13: 9,679,132 km (0.086 R)
• M14: 12,314,598 km (0.12 R)
• M15: 13,739,966 km (0.063 R)
• M16: 15,765,820 km (0.106 R)
• M17: 18,119,743 km (0.118 R)
• M18: 19,024,361 km (0.028 R)
• M19: 20,923,805 km (0.109 R)
• M20: 21,997,320 km (0.037 R)
• M21: 22,547,690 km (0.067 R)
• M22: 24,588,355 km (0.06 R)
• M23: 25,438,071 km (0.025 R)
• M24: 26,571,723 km (0.091 R)
• M25: 30,174,938 km (0.079 R)
• M26: 31,050,384 km (0.11 R)
• M27: 35,468,458 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.2

Radius: 11.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.5 AU - 9.44 AU

Year: 8871 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,500,465 km

• M1: 143,016 km (0.083 R)
• M2: 769,831 km (0.119 R)
• M3: 1,155,195 km (0.063 R)
• M4: 2,160,044 km (0.034 R)
• M5: 3,058,528 km (0.045 R)
• M6: 3,722,145 km (0.106 R)
• M7: 4,139,523 km (0.118 R)
• M8: 4,924,014 km (0.104 R)
• M9: 5,677,688 km (0.064 R)
• M10: 6,065,894 km (0.118 R)
• M11: 6,646,484 km (0.107 R)
• M12: 7,452,368 km (0.119 R)
• M13: 8,953,433 km (0.033 R)
• M14: 10,216,637 km (0.108 R)
• M15: 10,695,500 km (0.117 R)
• M16: 11,391,130 km (0.051 R)
• M17: 12,708,040 km (0.103 R)
• M18: 17,401,374 km (0.102 R)
• M19: 23,549,547 km (0.078 R)
• M20: 24,726,733 km (0.106 R)
• M21: 25,854,402 km (0.114 R)
• M22: 26,565,291 km (0.083 R)
• M23: 32,216,799 km (0.095 R)
• M24: 35,922,189 km (0.104 R)
• M25: 36,584,758 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.7

Radius: 12.5

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.4 AU - 11.88 AU

Year: 10772 Days

Day: 5 Hours

Environment

Temp: -181 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,500,465 km

• M1: 155,731 km (0.074 R)
• M2: 796,758 km (0.073 R)
• M3: 1,572,124 km (0.074 R)
• M4: 2,109,031 km (0.103 R)
• M5: 2,654,764 km (0.116 R)
• M6: 3,766,874 km (0.07 R)
• M7: 4,337,291 km (0.1 R)
• M8: 5,590,323 km (0.065 R)
• M9: 6,200,832 km (0.028 R)
• M10: 7,747,674 km (0.088 R)
• M11: 9,229,141 km (0.075 R)
• M12: 11,337,275 km (0.103 R)
• M13: 12,264,333 km (0.059 R)
• M14: 13,074,854 km (0.087 R)
• M15: 16,613,741 km (0.08 R)
• M16: 17,471,835 km (0.12 R)
• M17: 18,289,686 km (0.099 R)
• M18: 18,708,261 km (0.099 R)
• M19: 23,661,297 km (0.108 R)
• M20: 27,289,344 km (0.067 R)
• M21: 29,330,458 km (0.073 R)
• M22: 32,376,719 km (0.085 R)
• M23: 32,784,673 km (0.112 R)
• M24: 34,344,829 km (0.099 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 11,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit