🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.61 AU - 0.61 AU

Year: 172 Days

Day: 17.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 56,821,961 km

• M1: 36,651 km (0.084 R)
• M2: 63,729 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.61 AU - 0.63 AU

Year: 177 Days

Day: 44.7 Hours

Environment

Temp: 195 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,821,961 km

• M1: 228,286 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.86 AU - 1.34 AU

Year: 417 Days

Day: 42.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 56,821,961 km

• M1: 97,837 km (0.103 R)
• M2: 797,955 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.31 AU - 1.75 AU

Year: 684 Days

Day: 34 Hours

Environment

Temp: -28 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,821,961 km

• M1: 46,824 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.66 AU - 5.74 AU

Year: 3685 Days

Day: 21.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.8

Radius: 11.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.11 AU - 5.91 AU

Year: 4678 Days

Day: 12.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,821,961 km

• M1: 140,472 km (0.112 R)
• M2: 720,912 km (0.111 R)
• M3: 1,328,728 km (0.052 R)
• M4: 1,737,579 km (0.102 R)
• M5: 2,340,608 km (0.1 R)
• M6: 3,216,205 km (0.1 R)
• M7: 3,966,438 km (0.092 R)
• M8: 4,426,751 km (0.119 R)
• M9: 5,111,909 km (0.053 R)
• M10: 7,135,818 km (0.112 R)
• M11: 8,478,011 km (0.056 R)
• M12: 8,996,068 km (0.12 R)
• M13: 9,498,567 km (0.103 R)
• M14: 10,599,308 km (0.12 R)
• M15: 11,995,655 km (0.084 R)
• M16: 13,280,701 km (0.03 R)
• M17: 14,218,829 km (0.092 R)
• M18: 14,852,077 km (0.11 R)
• M19: 15,708,375 km (0.11 R)
• M20: 17,081,234 km (0.076 R)
• M21: 19,883,502 km (0.119 R)
• M22: 20,491,019 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.7

Radius: 13.9

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.12 AU - 11.44 AU

Year: 11061 Days

Day: 9.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,821,961 km

• M1: 172,935 km (0.08 R)
• M2: 728,093 km (0.104 R)
• M3: 1,554,471 km (0.088 R)
• M4: 2,081,804 km (0.074 R)
• M5: 2,750,357 km (0.052 R)
• M6: 7,296,636 km (0.052 R)
• M7: 9,043,640 km (0.1 R)
• M8: 10,444,624 km (0.04 R)
• M9: 12,717,465 km (0.046 R)
• M10: 16,459,207 km (0.027 R)
• M11: 19,520,278 km (0.029 R)
• M12: 21,053,806 km (0.075 R)
• M13: 26,035,116 km (0.059 R)
• M14: 28,103,007 km (0.1 R)
• M15: 28,744,333 km (0.1 R)
• M16: 29,614,394 km (0.031 R)
• M17: 31,293,182 km (0.085 R)
• M18: 34,962,518 km (0.1 R)
• M19: 38,515,019 km (0.114 R)
• M20: 39,041,454 km (0.113 R)
• M21: 41,332,545 km (0.041 R)
• M22: 42,862,034 km (0.087 R)
• M23: 44,862,756 km (0.104 R)
• M24: 46,181,311 km (0.113 R)
• M25: 51,079,595 km (0.103 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 12,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit