🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.54 AU - 0.66 AU

Year: 170 Days

Day: 32.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,487,988 km

• M1: 310,715 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.53 AU - 0.67 AU

Year: 170 Days

Day: 40.9 Hours

Environment

Temp: 234 °C

Axial Tilt: 47.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 46,487,988 km

• M1: 141,520 km (0.036 R)
• M2: 188,493 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.62 AU - 0.66 AU

Year: 187 Days

Day: 47.8 Hours

Environment

Temp: 221 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 46,487,988 km

• M1: 128,355 km (0.119 R)
• M2: 607,966 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.4 AU - 2.04 AU

Year: 824 Days

Day: 37.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.39 AU - 2.11 AU

Year: 846 Days

Day: 15.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.81 AU - 4.57 AU

Year: 2589 Days

Day: 41.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.7

Radius: 6.5

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.77 AU - 16.21 AU

Year: 17100 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,487,988 km

• M1: 80,932 km (0.067 R)
• M2: 435,629 km (0.095 R)
• M3: 944,411 km (0.073 R)
• M4: 1,659,190 km (0.082 R)
• M5: 2,003,115 km (0.058 R)
• M6: 2,374,717 km (0.09 R)
• M7: 2,854,926 km (0.093 R)
• M8: 4,746,890 km (0.087 R)
• M9: 5,743,661 km (0.057 R)
• M10: 6,128,726 km (0.116 R)
• M11: 9,955,140 km (0.083 R)
• M12: 12,189,235 km (0.049 R)
• M13: 13,002,748 km (0.054 R)
• M14: 13,241,656 km (0.074 R)
• M15: 15,259,880 km (0.109 R)
• M16: 16,550,461 km (0.057 R)
• M17: 20,372,088 km (0.074 R)
• M18: 21,682,566 km (0.078 R)
• M19: 27,981,384 km (0.1 R)
• M20: 34,251,031 km (0.073 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: 421 - 17,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit