🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.17 AU - 1.69 AU

Year: 651 Days

Day: 31.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 170.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,665,992 km

• M1: 208,390 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.46 AU - 1.48 AU

Year: 679 Days

Day: 31.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.57 AU - 1.97 AU

Year: 897 Days

Day: 28.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 94.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.21 AU - 2.67 AU

Year: 1451 Days

Day: 44.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,665,992 km

• M1: 1,225,955 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.39 AU - 4.07 AU

Year: 2743 Days

Day: 21 Hours

Environment

Temp: -128 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175

Radius: 13.4

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.91 AU - 6.85 AU

Year: 6137 Days

Day: 13.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 170.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,665,992 km

• M1: 170,691 km (0.081 R)
• M2: 1,061,696 km (0.111 R)
• M3: 3,109,392 km (0.117 R)
• M4: 3,695,067 km (0.08 R)
• M5: 4,397,579 km (0.109 R)
• M6: 5,065,533 km (0.07 R)
• M7: 5,988,403 km (0.117 R)
• M8: 7,935,120 km (0.094 R)
• M9: 11,410,578 km (0.048 R)
• M10: 15,845,556 km (0.077 R)
• M11: 16,700,657 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943

Radius: 7.1

Gravity: 18.71 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.27 AU - 14.81 AU

Year: 15909 Days

Day: 23.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,665,992 km

• M1: 95,294 km (0.077 R)
• M2: 451,187 km (0.087 R)
• M3: 731,982 km (0.109 R)
• M4: 1,423,723 km (0.052 R)
• M5: 1,647,671 km (0.094 R)
• M6: 1,951,504 km (0.093 R)
• M7: 2,696,502 km (0.079 R)
• M8: 4,230,029 km (0.111 R)
• M9: 6,021,314 km (0.102 R)
• M10: 7,015,392 km (0.113 R)
• M11: 7,527,765 km (0.098 R)
• M12: 8,471,129 km (0.094 R)
• M13: 11,202,188 km (0.117 R)
• M14: 13,814,167 km (0.119 R)
• M15: 19,203,430 km (0.118 R)
• M16: 28,906,348 km (0.11 R)
• M17: 34,002,998 km (0.082 R)
• M18: 41,888,002 km (0.11 R)
• M19: 46,574,604 km (0.086 R)
• M20: 50,055,597 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 17,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit