🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.63 AU - 1.05 AU

Year: 274 Days

Day: 31.6 Hours

Environment

Temp: 151 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,809,178 km

• M1: 137,929 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.76 AU - 1 AU

Year: 294 Days

Day: 16.7 Hours

Environment

Temp: 129 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.87 AU - 1.31 AU

Year: 406 Days

Day: 38.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 37,809,178 km

• M1: 50,863 km (0.063 R)
• M2: 467,942 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.11 AU - 1.17 AU

Year: 434 Days

Day: 20.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.62 AU - 2.94 AU

Year: 1652 Days

Day: 18.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,809,178 km

• M1: 88,412 km (0.066 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.52 AU - 4.18 AU

Year: 2186 Days

Day: 15.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,809,178 km

• M1: 72,405 km (0.115 R)
• M2: 223,350 km (0.05 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.33 AU - 4.15 AU

Year: 2578 Days

Day: 27.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.48 AU - 4.14 AU

Year: 2651 Days

Day: 14.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 148.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.7

Radius: 12.5

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.55 AU - 10.25 AU

Year: 11103 Days

Day: 7.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,809,178 km

• M1: 156,180 km (0.112 R)
• M2: 601,683 km (0.102 R)
• M3: 1,332,319 km (0.107 R)
• M4: 1,783,805 km (0.091 R)
• M5: 2,406,282 km (0.078 R)
• M6: 3,941,306 km (0.034 R)
• M7: 4,398,177 km (0.104 R)
• M8: 5,238,917 km (0.09 R)
• M9: 6,910,823 km (0.104 R)
• M10: 9,172,893 km (0.081 R)
• M11: 9,751,088 km (0.104 R)
• M12: 11,787,265 km (0.05 R)
• M13: 12,578,937 km (0.106 R)
• M14: 14,209,703 km (0.118 R)
• M15: 15,475,601 km (0.049 R)
• M16: 17,412,743 km (0.025 R)
• M17: 18,439,583 km (0.047 R)
• M18: 25,903,021 km (0.045 R)
• M19: 28,530,259 km (0.11 R)
• M20: 29,095,140 km (0.041 R)
• M21: 35,162,680 km (0.084 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 12,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit