🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.42 AU - 0.6 AU

Year: 136 Days

Day: 25.8 Hours

Environment

Temp: 239 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,028,650 km

• M1: 147,354 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.76 AU - 0.88 AU

Year: 277 Days

Day: 45.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,028,650 km

• M1: 213,775 km (0.103 R)

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.51 AU - 1.71 AU

Year: 762 Days

Day: 42.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.85 AU - 1.97 AU

Year: 984 Days

Day: 23.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 71.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.7

Radius: 13.6

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.3 AU - 4.94 AU

Year: 3702 Days

Day: 13.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,028,650 km

• M1: 170,542 km (0.068 R)
• M2: 864,376 km (0.118 R)
• M3: 1,411,606 km (0.057 R)
• M4: 1,993,691 km (0.107 R)
• M5: 5,605,731 km (0.063 R)
• M6: 7,380,411 km (0.072 R)
• M7: 8,261,393 km (0.119 R)
• M8: 8,868,012 km (0.11 R)
• M9: 11,129,932 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.2

Radius: 6.1

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 13.08 AU - 17.58 AU

Year: 22375 Days

Day: 20.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,028,650 km

• M1: 102,325 km (0.117 R)
• M2: 292,165 km (0.113 R)
• M3: 1,441,675 km (0.093 R)
• M4: 1,953,599 km (0.069 R)
• M5: 3,170,428 km (0.103 R)
• M6: 4,719,813 km (0.112 R)
• M7: 7,163,793 km (0.099 R)
• M8: 8,220,553 km (0.044 R)
• M9: 9,432,595 km (0.099 R)
• M10: 9,937,787 km (0.102 R)
• M11: 11,063,211 km (0.116 R)
• M12: 11,310,497 km (0.103 R)
• M13: 14,574,124 km (0.116 R)
• M14: 17,232,628 km (0.051 R)
• M15: 20,474,563 km (0.079 R)
• M16: 21,225,245 km (0.036 R)
• M17: 22,881,443 km (0.03 R)
• M18: 27,905,239 km (0.085 R)
• M19: 28,133,974 km (0.117 R)
• M20: 33,876,288 km (0.065 R)
• M21: 34,136,589 km (0.114 R)
• M22: 38,911,453 km (0.12 R)
• M23: 39,340,201 km (0.117 R)
• M24: 40,792,497 km (0.065 R)
• M25: 43,342,841 km (0.092 R)
• M26: 48,593,278 km (0.053 R)
• M27: 51,972,993 km (0.065 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 19,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit