🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.7 AU - 0.72 AU

Year: 221 Days

Day: 16.8 Hours

Environment

Temp: 193 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.47 AU - 1.85 AU

Year: 789 Days

Day: 14 Hours

Environment

Temp: -48 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.93 AU - 2.11 AU

Year: 1059 Days

Day: 30 Hours

Environment

Temp: -69 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,130,468 km

• M1: 1,719,628 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.6 AU - 3.84 AU

Year: 2132 Days

Day: 12.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303

Radius: 14.4

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.96 AU - 7.44 AU

Year: 7128 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,130,468 km

• M1: 179,069 km (0.111 R)
• M2: 693,985 km (0.045 R)
• M3: 1,201,121 km (0.093 R)
• M4: 1,977,684 km (0.089 R)
• M5: 2,596,271 km (0.106 R)
• M6: 3,545,170 km (0.1 R)
• M7: 4,346,417 km (0.076 R)
• M8: 5,743,062 km (0.03 R)
• M9: 7,148,983 km (0.089 R)
• M10: 7,807,513 km (0.043 R)
• M11: 14,243,662 km (0.062 R)
• M12: 15,974,210 km (0.099 R)
• M13: 16,442,751 km (0.102 R)
• M14: 17,162,915 km (0.11 R)
• M15: 20,529,017 km (0.115 R)
• M16: 25,090,555 km (0.11 R)
• M17: 27,024,556 km (0.102 R)
• M18: 27,774,939 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.3

Radius: 12.3

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.79 AU - 11.25 AU

Year: 10838 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,130,468 km

• M1: 156,779 km (0.1 R)
• M2: 579,393 km (0.101 R)
• M3: 1,194,838 km (0.081 R)
• M4: 1,911,562 km (0.094 R)
• M5: 3,166,239 km (0.077 R)
• M6: 3,681,155 km (0.107 R)
• M7: 4,251,571 km (0.107 R)
• M8: 5,508,044 km (0.108 R)
• M9: 7,071,641 km (0.083 R)
• M10: 9,219,418 km (0.034 R)
• M11: 9,806,589 km (0.12 R)
• M12: 10,956,249 km (0.085 R)
• M13: 11,719,198 km (0.067 R)
• M14: 13,465,005 km (0.08 R)
• M15: 14,103,489 km (0.107 R)
• M16: 14,822,755 km (0.086 R)
• M17: 15,883,704 km (0.109 R)
• M18: 17,466,599 km (0.11 R)
• M19: 23,172,710 km (0.085 R)
• M20: 24,772,211 km (0.1 R)
• M21: 26,624,531 km (0.093 R)
• M22: 28,096,574 km (0.112 R)
• M23: 34,530,181 km (0.06 R)
• M24: 38,317,699 km (0.116 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: 273 - 19,890 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit