🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.45 AU - 0.67 AU

Year: 151 Days

Day: 17.2 Hours

Environment

Temp: 190 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,462,517 km

• M1: 178,171 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.6 AU - 0.7 AU

Year: 189 Days

Day: 37.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 118.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.04 AU - 1.22 AU

Year: 432 Days

Day: 23.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 16 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.14 AU - 1.7 AU

Year: 609 Days

Day: 15 Hours

Environment

Temp: 0 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 59,462,517 km

• M1: 794,664 km (0.1 R)
• M2: 813,214 km (0.114 R)

Asteroid Belt

Center: 2.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.17 AU - 3.05 AU

Year: 1518 Days

Day: 18.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,462,517 km

• M1: 40,541 km (0.102 R)
• M2: 62,083 km (0.053 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.79 AU - 5.25 AU

Year: 4048 Days

Day: 27.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.8

Radius: 6.2

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 12.54 AU - 14.88 AU

Year: 18270 Days

Day: 21.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,462,517 km

• M1: 77,342 km (0.114 R)
• M2: 744,549 km (0.091 R)
• M3: 1,510,490 km (0.055 R)
• M4: 1,712,746 km (0.112 R)
• M5: 2,191,908 km (0.026 R)
• M6: 4,798,651 km (0.119 R)
• M7: 5,597,504 km (0.083 R)
• M8: 8,818,495 km (0.111 R)
• M9: 10,959,540 km (0.107 R)
• M10: 17,462,410 km (0.1 R)
• M11: 20,533,654 km (0.115 R)
• M12: 23,465,024 km (0.112 R)
• M13: 27,188,515 km (0.079 R)
• M14: 27,934,710 km (0.109 R)
• M15: 31,636,958 km (0.071 R)
• M16: 36,290,349 km (0.108 R)
• M17: 40,408,778 km (0.114 R)
• M18: 43,224,958 km (0.105 R)
• M19: 48,930,920 km (0.037 R)
• M20: 53,111,582 km (0.082 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 19,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit