🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.81 AU - 1.13 AU

Year: 368 Days

Day: 46.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 47.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.38 AU - 2.14 AU

Year: 899 Days

Day: 28.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.61 AU - 1.95 AU

Year: 914 Days

Day: 45.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,544,109 km

• M1: 268,977 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.97 AU - 2.29 AU

Year: 1197 Days

Day: 28.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.26 AU - 2.88 AU

Year: 1586 Days

Day: 25 Hours

Environment

Temp: -110 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.99 AU - 3.33 AU

Year: 2163 Days

Day: 26.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.4

Radius: 12.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.29 AU - 4.93 AU

Year: 3208 Days

Day: 6.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,544,109 km

• M1: 150,495 km (0.072 R)
• M2: 629,807 km (0.112 R)
• M3: 1,149,061 km (0.098 R)
• M4: 1,866,682 km (0.117 R)
• M5: 2,723,280 km (0.111 R)
• M6: 3,215,756 km (0.119 R)
• M7: 3,728,727 km (0.035 R)
• M8: 5,402,428 km (0.071 R)
• M9: 6,547,151 km (0.102 R)
• M10: 7,943,797 km (0.066 R)
• M11: 9,640,685 km (0.12 R)
• M12: 12,119,223 km (0.082 R)
• M13: 13,974,835 km (0.09 R)
• M14: 17,569,672 km (0.062 R)
• M15: 18,585,291 km (0.067 R)
• M16: 20,425,495 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 8.7

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.3 AU - 6.6 AU

Year: 5588 Days

Day: 10.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,544,109 km

• M1: 135,087 km (0.084 R)
• M2: 456,124 km (0.095 R)
• M3: 779,255 km (0.079 R)
• M4: 1,117,197 km (0.097 R)
• M5: 1,687,314 km (0.073 R)
• M6: 2,058,915 km (0.101 R)
• M7: 2,518,929 km (0.108 R)
• M8: 3,246,573 km (0.077 R)
• M9: 4,156,128 km (0.095 R)
• M10: 6,872,526 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.7

Radius: 11

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.58 AU - 11.52 AU

Year: 11363 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,544,109 km

• M1: 138,827 km (0.115 R)
• M2: 924,216 km (0.047 R)
• M3: 1,391,709 km (0.095 R)
• M4: 3,095,330 km (0.058 R)
• M5: 5,011,080 km (0.108 R)
• M6: 5,530,484 km (0.076 R)
• M7: 6,317,668 km (0.083 R)
• M8: 7,569,951 km (0.1 R)
• M9: 8,540,243 km (0.062 R)
• M10: 8,931,142 km (0.068 R)
• M11: 16,399,966 km (0.061 R)
• M12: 17,313,261 km (0.089 R)
• M13: 20,170,580 km (0.058 R)
• M14: 21,665,811 km (0.071 R)
• M15: 22,119,392 km (0.109 R)
• M16: 24,190,724 km (0.11 R)
• M17: 26,285,543 km (0.088 R)
• M18: 32,340,666 km (0.092 R)
• M19: 40,211,758 km (0.086 R)
• M20: 44,587,645 km (0.084 R)
• M21: 54,773,465 km (0.117 R)
• M22: 55,785,196 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 12,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit