🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.97 AU - 1.43 AU

Year: 498 Days

Day: 16.5 Hours

Environment

Temp: -21 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.28 AU - 1.9 AU

Year: 759 Days

Day: 39.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.56 AU - 2.78 AU

Year: 1652 Days

Day: 45.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,832,899 km

• M1: 430,543 km (0.118 R)
• M2: 1,373,608 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.12 AU - 3.32 AU

Year: 2188 Days

Day: 28.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,832,899 km

• M1: 269,276 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.16 AU - 3.3 AU

Year: 2199 Days

Day: 40.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,832,899 km

• M1: 32,313 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.27 AU - 4.75 AU

Year: 3041 Days

Day: 15.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 141.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.6

Radius: 10.2

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.43 AU - 5.83 AU

Year: 5060 Days

Day: 7.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,832,899 km

• M1: 126,859 km (0.072 R)
• M2: 622,477 km (0.119 R)
• M3: 1,053,169 km (0.055 R)
• M4: 1,638,845 km (0.061 R)
• M5: 2,542,117 km (0.08 R)
• M6: 3,389,738 km (0.099 R)
• M7: 4,626,464 km (0.113 R)
• M8: 5,442,670 km (0.111 R)
• M9: 6,432,260 km (0.06 R)
• M10: 6,899,603 km (0.101 R)
• M11: 7,840,574 km (0.062 R)
• M12: 9,032,719 km (0.084 R)
• M13: 10,378,951 km (0.08 R)
• M14: 13,027,731 km (0.114 R)
• M15: 14,835,920 km (0.111 R)
• M16: 15,506,567 km (0.088 R)
• M17: 15,898,813 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.5

Radius: 12.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.61 AU - 7.11 AU

Year: 6805 Days

Day: 7.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,832,899 km

• M1: 160,967 km (0.085 R)
• M2: 663,467 km (0.06 R)
• M3: 1,078,900 km (0.062 R)
• M4: 2,332,530 km (0.111 R)
• M5: 2,756,191 km (0.051 R)
• M6: 3,250,762 km (0.078 R)
• M7: 4,566,774 km (0.111 R)
• M8: 5,624,431 km (0.118 R)
• M9: 6,614,769 km (0.106 R)
• M10: 7,753,209 km (0.034 R)
• M11: 11,213,408 km (0.057 R)
• M12: 12,145,552 km (0.098 R)
• M13: 12,630,847 km (0.072 R)
• M14: 13,331,713 km (0.096 R)
• M15: 13,795,916 km (0.034 R)
• M16: 14,217,632 km (0.076 R)
• M17: 14,756,932 km (0.112 R)
• M18: 17,051,614 km (0.075 R)
• M19: 20,310,604 km (0.114 R)
• M20: 26,955,741 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.2

Radius: 5.7

Gravity: 24.14 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 11.44 AU - 16.44 AU

Year: 19713 Days

Day: 17.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,832,899 km

• M1: 71,508 km (0.069 R)
• M2: 478,713 km (0.106 R)
• M3: 956,080 km (0.06 R)
• M4: 1,346,381 km (0.061 R)
• M5: 3,869,499 km (0.112 R)
• M6: 4,060,385 km (0.116 R)
• M7: 5,073,911 km (0.102 R)
• M8: 5,659,736 km (0.062 R)
• M9: 7,888,296 km (0.117 R)
• M10: 11,018,182 km (0.077 R)
• M11: 22,817,714 km (0.08 R)
• M12: 24,509,816 km (0.091 R)
• M13: 24,836,238 km (0.062 R)
• M14: 25,497,611 km (0.111 R)
• M15: 25,720,512 km (0.036 R)
• M16: 33,431,683 km (0.101 R)
• M17: 34,509,237 km (0.075 R)
• M18: 35,332,474 km (0.108 R)
• M19: 36,733,308 km (0.089 R)
• M20: 38,756,320 km (0.099 R)
• M21: 44,136,309 km (0.044 R)
• M22: 47,423,572 km (0.065 R)
• M23: 49,472,165 km (0.052 R)
• M24: 61,602,159 km (0.118 R)
• M25: 67,386,510 km (0.115 R)
• M26: 74,428,232 km (0.077 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 18,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit