🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.68 AU - 0.76 AU

Year: 233 Days

Day: 40.2 Hours

Environment

Temp: 99 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.99 AU - 1.03 AU

Year: 387 Days

Day: 22.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 168.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.98 AU - 1.54 AU

Year: 539 Days

Day: 30.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.17 AU - 1.45 AU

Year: 571 Days

Day: 24.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.38 AU - 1.56 AU

Year: 679 Days

Day: 28.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.9

Radius: 8

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.82 AU - 8.96 AU

Year: 9254 Days

Day: 12.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,271,874 km

• M1: 99,632 km (0.105 R)
• M2: 366,066 km (0.06 R)
• M3: 657,632 km (0.113 R)
• M4: 964,457 km (0.081 R)
• M5: 1,580,053 km (0.114 R)
• M6: 2,058,317 km (0.113 R)
• M7: 2,322,657 km (0.097 R)
• M8: 3,769,118 km (0.084 R)
• M9: 4,195,173 km (0.093 R)
• M10: 4,682,713 km (0.054 R)
• M11: 5,601,094 km (0.093 R)
• M12: 6,559,567 km (0.096 R)
• M13: 7,296,786 km (0.117 R)
• M14: 8,889,405 km (0.058 R)
• M15: 9,693,643 km (0.079 R)
• M16: 10,340,803 km (0.028 R)
• M17: 14,015,825 km (0.045 R)
• M18: 15,235,496 km (0.102 R)
• M19: 16,594,293 km (0.098 R)
• M20: 18,329,180 km (0.102 R)
• M21: 18,629,722 km (0.089 R)
• M22: 19,395,364 km (0.103 R)
• M23: 22,155,594 km (0.119 R)
• M24: 23,807,005 km (0.062 R)
• M25: 25,632,249 km (0.108 R)
• M26: 26,964,119 km (0.117 R)
• M27: 28,042,570 km (0.103 R)
• M28: 28,844,713 km (0.071 R)
• M29: 31,557,372 km (0.097 R)
• M30: 35,008,595 km (0.087 R)
• M31: 36,173,364 km (0.069 R)
• M32: 44,652,571 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.9

Radius: 3.6

Gravity: 39.58 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 11.16 AU - 15.7 AU

Year: 18742 Days

Day: 15.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,271,874 km

• M1: 44,730 km (0.088 R)
• M2: 230,082 km (0.087 R)
• M3: 477,068 km (0.1 R)
• M4: 2,552,888 km (0.114 R)
• M5: 3,997,106 km (0.118 R)
• M6: 5,228,745 km (0.115 R)
• M7: 5,715,536 km (0.041 R)
• M8: 12,483,942 km (0.091 R)
• M9: 23,910,078 km (0.087 R)
• M10: 27,384,638 km (0.091 R)
• M11: 32,397,064 km (0.096 R)
• M12: 34,408,109 km (0.052 R)
• M13: 38,676,585 km (0.099 R)
• M14: 39,233,837 km (0.052 R)
• M15: 39,937,844 km (0.045 R)
• M16: 42,394,391 km (0.115 R)
• M17: 43,434,395 km (0.1 R)
• M18: 44,949,672 km (0.075 R)
• M19: 45,103,160 km (0.088 R)
• M20: 47,605,782 km (0.115 R)
• M21: 58,725,691 km (0.119 R)
• M22: 60,576,666 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.3

Radius: 7.3

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 16.18 AU - 16.28 AU

Year: 24899 Days

Day: 24.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,271,874 km

• M1: 100,380 km (0.036 R)
• M2: 701,165 km (0.118 R)
• M3: 1,211,892 km (0.114 R)
• M4: 1,752,988 km (0.03 R)
• M5: 2,405,683 km (0.095 R)
• M6: 3,209,922 km (0.104 R)
• M7: 3,820,281 km (0.062 R)
• M8: 4,153,286 km (0.114 R)
• M9: 4,877,489 km (0.113 R)
• M10: 5,236,374 km (0.108 R)
• M11: 5,543,050 km (0.077 R)
• M12: 6,343,249 km (0.081 R)
• M13: 8,353,096 km (0.115 R)
• M14: 8,867,414 km (0.049 R)
• M15: 10,062,701 km (0.093 R)
• M16: 10,645,085 km (0.109 R)
• M17: 11,588,898 km (0.116 R)
• M18: 12,110,546 km (0.038 R)
• M19: 13,451,691 km (0.098 R)
• M20: 15,366,992 km (0.102 R)
• M21: 16,425,846 km (0.119 R)
• M22: 17,759,810 km (0.082 R)
• M23: 18,609,526 km (0.117 R)
• M24: 19,084,350 km (0.117 R)
• M25: 20,894,783 km (0.113 R)
• M26: 21,929,103 km (0.068 R)
• M27: 27,311,634 km (0.074 R)
• M28: 30,469,795 km (0.12 R)
• M29: 31,018,670 km (0.05 R)
• M30: 32,476,950 km (0.044 R)
• M31: 36,752,906 km (0.077 R)
• M32: 42,606,970 km (0.098 R)
• M33: 49,353,684 km (0.051 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 16,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit