🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.43 AU - 0.65 AU

Year: 146 Days

Day: 32.6 Hours

Environment

Temp: 174 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,490,047 km

• M1: 76,893 km (0.117 R)
• M2: 176,675 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.91 AU - 1.25 AU

Year: 414 Days

Day: 42 Hours

Environment

Temp: 11 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.04 AU - 1.36 AU

Year: 485 Days

Day: 30.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,490,047 km

• M1: 36,951 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.63 AU - 2.01 AU

Year: 906 Days

Day: 41.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.2 AU - 3 AU

Year: 1547 Days

Day: 18.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.9

Radius: 9.3

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.73 AU - 8.99 AU

Year: 7367 Days

Day: 8.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,490,047 km

• M1: 115,639 km (0.115 R)
• M2: 448,494 km (0.117 R)
• M3: 772,823 km (0.118 R)
• M4: 1,092,663 km (0.091 R)
• M5: 1,388,119 km (0.112 R)
• M6: 1,871,769 km (0.089 R)
• M7: 2,670,920 km (0.068 R)
• M8: 3,444,491 km (0.109 R)
• M9: 3,838,233 km (0.071 R)
• M10: 5,783,304 km (0.091 R)
• M11: 7,457,603 km (0.073 R)
• M12: 9,601,191 km (0.068 R)
• M13: 10,339,457 km (0.046 R)
• M14: 10,654,211 km (0.099 R)
• M15: 13,408,158 km (0.058 R)
• M16: 15,293,989 km (0.093 R)
• M17: 15,703,139 km (0.046 R)
• M18: 19,042,014 km (0.067 R)
• M19: 20,912,586 km (0.081 R)
• M20: 23,982,483 km (0.085 R)
• M21: 24,934,823 km (0.098 R)
• M22: 26,494,232 km (0.087 R)
• M23: 26,830,528 km (0.085 R)
• M24: 27,856,919 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.2

Radius: 14.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.29 AU - 9.43 AU

Year: 8130 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,490,047 km

• M1: 182,659 km (0.054 R)
• M2: 665,711 km (0.106 R)
• M3: 1,141,881 km (0.116 R)
• M4: 2,238,882 km (0.078 R)
• M5: 2,805,259 km (0.054 R)
• M6: 4,308,867 km (0.093 R)
• M7: 5,313,417 km (0.083 R)
• M8: 6,925,484 km (0.065 R)
• M9: 7,593,289 km (0.116 R)
• M10: 9,231,834 km (0.097 R)
• M11: 11,145,341 km (0.09 R)
• M12: 12,222,146 km (0.084 R)
• M13: 14,762,318 km (0.087 R)
• M14: 17,501,754 km (0.063 R)
• M15: 18,532,334 km (0.092 R)
• M16: 20,339,626 km (0.099 R)
• M17: 22,025,145 km (0.067 R)
• M18: 22,580,452 km (0.026 R)
• M19: 25,067,068 km (0.07 R)
• M20: 28,379,015 km (0.032 R)
• M21: 29,036,947 km (0.056 R)
• M22: 32,378,365 km (0.075 R)
• M23: 35,208,457 km (0.073 R)
• M24: 36,297,231 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.9

Radius: 14.1

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 8.28 AU - 8.96 AU

Year: 9338 Days

Day: 8.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,490,047 km

• M1: 175,329 km (0.063 R)
• M2: 646,712 km (0.079 R)
• M3: 2,513,244 km (0.083 R)
• M4: 3,282,626 km (0.07 R)
• M5: 3,772,410 km (0.083 R)
• M6: 4,641,872 km (0.082 R)
• M7: 5,417,836 km (0.06 R)
• M8: 6,313,928 km (0.076 R)
• M9: 6,779,476 km (0.082 R)
• M10: 7,229,616 km (0.1 R)
• M11: 8,571,808 km (0.071 R)
• M12: 9,325,333 km (0.072 R)
• M13: 9,978,627 km (0.115 R)
• M14: 10,964,926 km (0.034 R)
• M15: 11,534,445 km (0.071 R)
• M16: 15,829,549 km (0.076 R)
• M17: 18,153,552 km (0.088 R)
• M18: 20,932,183 km (0.098 R)
• M19: 22,712,697 km (0.055 R)
• M20: 23,897,213 km (0.089 R)
• M21: 26,205,657 km (0.089 R)
• M22: 26,758,870 km (0.104 R)
• M23: 29,543,036 km (0.118 R)
• M24: 30,546,539 km (0.04 R)
• M25: 33,154,329 km (0.061 R)
• M26: 33,910,397 km (0.072 R)
• M27: 35,681,635 km (0.051 R)
• M28: 38,571,717 km (0.112 R)
• M29: 39,048,186 km (0.115 R)
• M30: 39,649,270 km (0.049 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.8

Radius: 8.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.53 AU - 9.93 AU

Year: 11198 Days

Day: 8.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,490,047 km

• M1: 122,221 km (0.104 R)
• M2: 431,590 km (0.088 R)
• M3: 1,137,692 km (0.088 R)
• M4: 1,805,198 km (0.099 R)
• M5: 2,108,133 km (0.074 R)
• M6: 2,764,868 km (0.067 R)
• M7: 3,986,035 km (0.099 R)
• M8: 8,839,439 km (0.045 R)
• M9: 10,926,928 km (0.089 R)
• M10: 14,698,440 km (0.054 R)
• M11: 17,604,677 km (0.099 R)
• M12: 17,977,475 km (0.087 R)
• M13: 25,225,642 km (0.025 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.5

Radius: 4.8

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 14.7 AU - 16.24 AU

Year: 22450 Days

Day: 18.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,490,047 km

• M1: 59,690 km (0.051 R)
• M2: 217,216 km (0.112 R)
• M3: 576,550 km (0.095 R)
• M4: 989,740 km (0.108 R)
• M5: 1,140,534 km (0.09 R)
• M6: 4,254,115 km (0.092 R)
• M7: 4,689,893 km (0.106 R)
• M8: 5,086,477 km (0.11 R)
• M9: 6,530,845 km (0.075 R)
• M10: 6,693,009 km (0.086 R)
• M11: 6,983,079 km (0.099 R)
• M12: 8,370,001 km (0.09 R)
• M13: 10,363,093 km (0.056 R)
• M14: 14,013,581 km (0.108 R)
• M15: 14,557,219 km (0.102 R)
• M16: 17,879,638 km (0.116 R)
• M17: 19,422,591 km (0.038 R)
• M18: 22,770,292 km (0.098 R)
• M19: 31,493,793 km (0.089 R)
• M20: 32,425,189 km (0.113 R)
• M21: 38,665,664 km (0.113 R)
• M22: 45,956,765 km (0.053 R)
• M23: 54,444,350 km (0.059 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 19,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit