🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.63 AU

Year: 143 Days

Day: 39.5 Hours

Environment

Temp: 217 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.88 AU - 1.14 AU

Year: 376 Days

Day: 28.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.01 AU - 1.13 AU

Year: 410 Days

Day: 12.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.23 AU - 3.29 AU

Year: 2183 Days

Day: 41 Hours

Environment

Temp: -105 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,821,413 km

• M1: 74,201 km (0.106 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.1

Radius: 10.4

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.67 AU - 5.05 AU

Year: 3973 Days

Day: 5.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,821,413 km

• M1: 129,402 km (0.101 R)
• M2: 516,861 km (0.115 R)
• M3: 1,126,173 km (0.119 R)
• M4: 1,625,082 km (0.097 R)
• M5: 2,040,665 km (0.115 R)
• M6: 2,511,898 km (0.049 R)
• M7: 3,812,352 km (0.068 R)
• M8: 4,442,458 km (0.109 R)
• M9: 5,439,827 km (0.096 R)
• M10: 5,803,500 km (0.068 R)
• M11: 6,266,954 km (0.051 R)
• M12: 6,993,551 km (0.071 R)
• M13: 7,455,808 km (0.06 R)
• M14: 7,807,662 km (0.108 R)
• M15: 8,204,097 km (0.108 R)
• M16: 10,670,966 km (0.092 R)
• M17: 11,367,942 km (0.079 R)
• M18: 11,792,052 km (0.102 R)
• M19: 12,270,765 km (0.098 R)
• M20: 12,990,032 km (0.047 R)
• M21: 14,316,217 km (0.045 R)
• M22: 15,113,424 km (0.118 R)
• M23: 16,364,361 km (0.106 R)
• M24: 17,291,270 km (0.064 R)
• M25: 18,893,912 km (0.107 R)
• M26: 21,224,048 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.6

Radius: 14.6

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.96 AU - 5.8 AU

Year: 3998 Days

Day: 8.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,821,413 km

• M1: 181,612 km (0.052 R)
• M2: 881,431 km (0.119 R)
• M3: 1,589,627 km (0.038 R)
• M4: 2,308,295 km (0.057 R)
• M5: 3,055,088 km (0.045 R)
• M6: 3,894,781 km (0.087 R)
• M7: 4,712,183 km (0.079 R)
• M8: 5,586,882 km (0.114 R)
• M9: 6,506,759 km (0.066 R)
• M10: 8,647,954 km (0.115 R)
• M11: 9,919,835 km (0.092 R)
• M12: 11,490,463 km (0.115 R)
• M13: 12,785,232 km (0.091 R)
• M14: 14,021,659 km (0.106 R)
• M15: 15,120,754 km (0.094 R)
• M16: 15,609,042 km (0.093 R)
• M17: 16,674,627 km (0.086 R)
• M18: 21,022,241 km (0.091 R)
• M19: 22,043,695 km (0.101 R)
• M20: 23,965,429 km (0.1 R)
• M21: 25,535,459 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.5

Radius: 11.8

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.44 AU - 6.42 AU

Year: 5355 Days

Day: 5.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,821,413 km

• M1: 146,756 km (0.114 R)
• M2: 700,118 km (0.062 R)
• M3: 1,810,583 km (0.11 R)
• M4: 2,538,377 km (0.115 R)
• M5: 3,143,350 km (0.098 R)
• M6: 5,682,475 km (0.098 R)
• M7: 8,811,614 km (0.097 R)
• M8: 9,432,894 km (0.055 R)
• M9: 14,581,155 km (0.099 R)
• M10: 15,295,185 km (0.1 R)
• M11: 19,953,962 km (0.088 R)
• M12: 20,390,938 km (0.074 R)
• M13: 21,740,011 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.2

Radius: 5.6

Gravity: 13.49 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 14.31 AU - 17.77 AU

Year: 23824 Days

Day: 22.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,821,413 km

• M1: 90,507 km (0.094 R)
• M2: 277,953 km (0.048 R)
• M3: 537,804 km (0.054 R)
• M4: 782,696 km (0.037 R)
• M5: 1,100,741 km (0.117 R)
• M6: 1,378,096 km (0.088 R)
• M7: 1,918,443 km (0.1 R)
• M8: 2,387,133 km (0.115 R)
• M9: 2,878,861 km (0.105 R)
• M10: 3,188,828 km (0.097 R)
• M11: 3,578,381 km (0.108 R)
• M12: 5,382,980 km (0.073 R)
• M13: 5,975,837 km (0.104 R)
• M14: 6,224,767 km (0.082 R)
• M15: 7,526,867 km (0.1 R)
• M16: 8,165,800 km (0.106 R)
• M17: 9,000,855 km (0.082 R)
• M18: 10,900,748 km (0.114 R)
• M19: 11,911,581 km (0.051 R)
• M20: 13,401,426 km (0.053 R)
• M21: 15,240,433 km (0.058 R)
• M22: 16,992,373 km (0.109 R)
• M23: 19,591,636 km (0.113 R)
• M24: 22,444,169 km (0.107 R)
• M25: 22,844,343 km (0.069 R)
• M26: 25,345,769 km (0.052 R)
• M27: 27,564,904 km (0.101 R)
• M28: 28,371,386 km (0.114 R)
• M29: 34,065,679 km (0.047 R)
• M30: 49,142,601 km (0.047 R)
• M31: 51,184,762 km (0.119 R)
• M32: 56,168,166 km (0.069 R)
• M33: 63,435,331 km (0.093 R)
• M34: 64,838,859 km (0.093 R)
• M35: 65,854,030 km (0.065 R)
• M36: 70,233,657 km (0.05 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 15,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit