🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.81 AU - 1.07 AU

Year: 320 Days

Day: 45.8 Hours

Environment

Temp: 99 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.26 AU - 1.78 AU

Year: 659 Days

Day: 34.2 Hours

Environment

Temp: -20 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 88,058,656 km

• M1: 742,005 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.72 AU - 2.24 AU

Year: 979 Days

Day: 24.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,058,656 km

• M1: 239,955 km (0.081 R)

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.6

Radius: 8.4

Gravity: 14.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.95 AU - 11.21 AU

Year: 10421 Days

Day: 9.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,058,656 km

• M1: 104,419 km (0.105 R)
• M2: 499,058 km (0.067 R)
• M3: 846,574 km (0.107 R)
• M4: 1,449,903 km (0.048 R)
• M5: 2,598,365 km (0.099 R)
• M6: 3,411,131 km (0.113 R)
• M7: 4,820,642 km (0.105 R)
• M8: 6,542,962 km (0.114 R)
• M9: 8,078,883 km (0.102 R)
• M10: 9,480,316 km (0.107 R)
• M11: 10,868,585 km (0.094 R)
• M12: 13,261,552 km (0.113 R)
• M13: 15,132,124 km (0.117 R)
• M14: 15,840,919 km (0.055 R)
• M15: 16,645,755 km (0.106 R)
• M16: 29,183,553 km (0.091 R)
• M17: 31,405,231 km (0.04 R)
• M18: 34,337,947 km (0.106 R)
• M19: 39,005,850 km (0.086 R)
• M20: 41,696,966 km (0.049 R)
• M21: 42,249,730 km (0.087 R)
• M22: 43,369,769 km (0.064 R)
• M23: 53,865,107 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.2

Radius: 11

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.25 AU - 10.63 AU

Year: 11856 Days

Day: 6.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,058,656 km

• M1: 137,032 km (0.101 R)
• M2: 612,603 km (0.1 R)
• M3: 2,455,350 km (0.092 R)
• M4: 3,045,214 km (0.049 R)
• M5: 4,508,880 km (0.074 R)
• M6: 5,457,181 km (0.084 R)
• M7: 7,746,028 km (0.114 R)
• M8: 8,426,549 km (0.069 R)
• M9: 8,845,124 km (0.036 R)
• M10: 11,250,209 km (0.071 R)
• M11: 16,651,440 km (0.056 R)
• M12: 17,446,104 km (0.071 R)
• M13: 22,674,549 km (0.08 R)
• M14: 24,065,660 km (0.073 R)
• M15: 25,426,252 km (0.106 R)
• M16: 26,747,800 km (0.032 R)
• M17: 27,470,956 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.1

Radius: 8.2

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 11.74 AU - 12.4 AU

Year: 14738 Days

Day: 13.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 56 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,058,656 km

• M1: 103,522 km (0.109 R)
• M2: 372,648 km (0.112 R)
• M3: 637,736 km (0.073 R)
• M4: 1,355,058 km (0.118 R)
• M5: 2,195,798 km (0.12 R)
• M6: 3,394,974 km (0.091 R)
• M7: 3,791,708 km (0.106 R)
• M8: 4,589,663 km (0.074 R)
• M9: 5,595,260 km (0.067 R)
• M10: 5,868,276 km (0.089 R)
• M11: 6,403,986 km (0.117 R)
• M12: 9,016,862 km (0.116 R)
• M13: 10,739,631 km (0.077 R)
• M14: 12,097,232 km (0.118 R)
• M15: 13,323,037 km (0.106 R)
• M16: 14,758,578 km (0.117 R)
• M17: 16,923,259 km (0.068 R)
• M18: 18,453,795 km (0.104 R)
• M19: 19,368,736 km (0.1 R)
• M20: 21,955,881 km (0.064 R)
• M21: 32,378,814 km (0.106 R)
• M22: 41,546,769 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.3

Radius: 7.6

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 15.24 AU - 16.8 AU

Year: 22536 Days

Day: 17.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,058,656 km

• M1: 96,491 km (0.039 R)
• M2: 409,599 km (0.057 R)
• M3: 756,816 km (0.059 R)
• M4: 1,372,411 km (0.119 R)
• M5: 3,431,326 km (0.036 R)
• M6: 4,301,986 km (0.118 R)
• M7: 9,581,444 km (0.09 R)
• M8: 10,443,427 km (0.069 R)
• M9: 11,089,989 km (0.104 R)
• M10: 13,116,293 km (0.067 R)
• M11: 15,132,273 km (0.085 R)
• M12: 17,795,564 km (0.094 R)
• M13: 20,257,796 km (0.066 R)
• M14: 20,655,726 km (0.116 R)
• M15: 27,267,952 km (0.091 R)
• M16: 28,741,042 km (0.089 R)
• M17: 32,790,357 km (0.078 R)
• M18: 37,801,288 km (0.109 R)
• M19: 39,475,737 km (0.054 R)
• M20: 40,882,106 km (0.116 R)
• M21: 47,363,583 km (0.114 R)
• M22: 57,620,612 km (0.106 R)
• M23: 60,654,756 km (0.116 R)
• M24: 86,484,773 km (0.041 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 19,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit