🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.55 AU - 0.63 AU

Year: 172 Days

Day: 24.1 Hours

Environment

Temp: 146 °C

Axial Tilt: 48.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.77 AU - 0.83 AU

Year: 271 Days

Day: 28.1 Hours

Environment

Temp: 157 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,522,675 km

• M1: 229,483 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.99 AU - 1.15 AU

Year: 419 Days

Day: 41.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 56,522,675 km

• M1: 446,998 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.98 AU - 1.28 AU

Year: 455 Days

Day: 48 Hours

Environment

Temp: 5 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.67 AU - 1.94 AU

Year: 915 Days

Day: 33.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.48 AU - 3.04 AU

Year: 1737 Days

Day: 41.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.68 AU - 3.72 AU

Year: 2168 Days

Day: 20.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.9

Radius: 4.6

Gravity: 17.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 10.96 AU - 14.86 AU

Year: 17569 Days

Day: 22.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,522,675 km

• M1: 205,547 km (0.088 R)
• M2: 610,659 km (0.111 R)
• M3: 887,564 km (0.074 R)
• M4: 1,049,579 km (0.092 R)
• M5: 1,492,089 km (0.095 R)
• M6: 1,942,379 km (0.116 R)
• M7: 7,950,977 km (0.104 R)
• M8: 8,181,358 km (0.091 R)
• M9: 9,298,704 km (0.039 R)
• M10: 9,762,458 km (0.093 R)
• M11: 10,960,737 km (0.073 R)
• M12: 16,513,211 km (0.118 R)
• M13: 17,269,129 km (0.12 R)
• M14: 20,524,080 km (0.07 R)
• M15: 21,753,475 km (0.113 R)
• M16: 22,938,440 km (0.093 R)
• M17: 25,535,459 km (0.089 R)
• M18: 25,936,082 km (0.062 R)
• M19: 48,164,231 km (0.106 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 16,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit