🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.82 AU - 0.94 AU

Year: 314 Days

Day: 44.4 Hours

Environment

Temp: 37 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 42,744,368 km

• M1: 427,401 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.18 AU - 1.3 AU

Year: 526 Days

Day: 15.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.36 AU - 2.22 AU

Year: 912 Days

Day: 30.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.19 AU - 3.11 AU

Year: 1643 Days

Day: 27.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,744,368 km

• M1: 42,486 km (0.086 R)
• M2: 302,786 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.5

Radius: 13.2

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.47 AU - 5.21 AU

Year: 4055 Days

Day: 9.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,744,368 km

• M1: 164,258 km (0.077 R)
• M2: 791,822 km (0.098 R)
• M3: 1,541,905 km (0.034 R)
• M4: 2,199,388 km (0.048 R)
• M5: 2,662,543 km (0.076 R)
• M6: 3,512,259 km (0.04 R)
• M7: 4,585,324 km (0.091 R)
• M8: 5,212,289 km (0.051 R)
• M9: 5,748,747 km (0.072 R)
• M10: 6,574,527 km (0.095 R)
• M11: 8,538,598 km (0.076 R)
• M12: 9,367,519 km (0.089 R)
• M13: 10,733,049 km (0.107 R)
• M14: 13,697,929 km (0.082 R)
• M15: 14,231,395 km (0.101 R)
• M16: 15,799,330 km (0.114 R)
• M17: 16,505,432 km (0.088 R)
• M18: 17,854,655 km (0.091 R)
• M19: 18,620,896 km (0.085 R)
• M20: 19,878,864 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.7

Radius: 14.6

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.88 AU - 9.36 AU

Year: 8811 Days

Day: 8 Hours

Environment

Temp: -170 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,744,368 km

• M1: 181,761 km (0.067 R)
• M2: 755,320 km (0.094 R)
• M3: 1,683,574 km (0.085 R)
• M4: 2,498,733 km (0.068 R)
• M5: 3,565,665 km (0.111 R)
• M6: 5,250,586 km (0.101 R)
• M7: 6,699,292 km (0.097 R)
• M8: 7,457,903 km (0.081 R)
• M9: 7,981,196 km (0.096 R)
• M10: 11,870,441 km (0.096 R)
• M11: 12,868,558 km (0.116 R)
• M12: 13,683,119 km (0.115 R)
• M13: 18,939,539 km (0.082 R)
• M14: 20,302,226 km (0.108 R)
• M15: 22,467,805 km (0.12 R)
• M16: 27,633,419 km (0.08 R)
• M17: 29,285,878 km (0.076 R)
• M18: 33,324,721 km (0.065 R)
• M19: 38,311,117 km (0.117 R)
• M20: 39,752,792 km (0.098 R)
• M21: 40,857,572 km (0.107 R)
• M22: 42,109,108 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 12,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit