🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.73 AU - 0.91 AU

Year: 275 Days

Day: 46.8 Hours

Environment

Temp: 90 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.86 AU - 0.96 AU

Year: 322 Days

Day: 16.3 Hours

Environment

Temp: 36 °C

Axial Tilt: 17.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.88 AU - 2.56 AU

Year: 1227 Days

Day: 38 Hours

Environment

Temp: -71 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.14 AU - 2.84 AU

Year: 1457 Days

Day: 39.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.3

Radius: 14.9

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.69 AU - 5.57 AU

Year: 4309 Days

Day: 5.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,243,556 km

• M1: 185,352 km (0.063 R)
• M2: 705,952 km (0.085 R)
• M3: 1,215,632 km (0.088 R)
• M4: 1,769,144 km (0.117 R)
• M5: 2,522,818 km (0.078 R)
• M6: 4,947,351 km (0.054 R)
• M7: 5,544,097 km (0.027 R)
• M8: 6,424,630 km (0.117 R)
• M9: 7,331,044 km (0.107 R)
• M10: 11,517,540 km (0.112 R)
• M11: 15,134,517 km (0.044 R)
• M12: 15,840,171 km (0.099 R)
• M13: 19,767,414 km (0.091 R)
• M14: 22,720,326 km (0.033 R)
• M15: 23,646,187 km (0.107 R)
• M16: 24,375,627 km (0.047 R)
• M17: 25,044,778 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.3

Radius: 12.5

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.09 AU - 8.31 AU

Year: 7165 Days

Day: 8 Hours

Environment

Temp: -163 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,243,556 km

• M1: 160,967 km (0.064 R)
• M2: 766,240 km (0.112 R)
• M3: 1,802,804 km (0.085 R)
• M4: 2,386,086 km (0.12 R)
• M5: 3,010,208 km (0.064 R)
• M6: 4,291,963 km (0.104 R)
• M7: 5,401,830 km (0.096 R)
• M8: 7,318,328 km (0.098 R)
• M9: 8,472,475 km (0.106 R)
• M10: 9,381,432 km (0.088 R)
• M11: 10,306,396 km (0.063 R)
• M12: 12,719,110 km (0.117 R)
• M13: 13,108,214 km (0.114 R)
• M14: 14,928,072 km (0.099 R)
• M15: 16,844,421 km (0.089 R)
• M16: 20,168,635 km (0.114 R)
• M17: 26,431,251 km (0.105 R)
• M18: 26,883,785 km (0.12 R)
• M19: 27,433,706 km (0.092 R)
• M20: 30,493,731 km (0.085 R)
• M21: 33,037,643 km (0.085 R)
• M22: 33,457,414 km (0.08 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: 362 - 13,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit