🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.75 AU - 1.07 AU

Year: 322 Days

Day: 43.2 Hours

Environment

Temp: 46 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.9 AU - 1.08 AU

Year: 365 Days

Day: 39.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.2 AU - 1.56 AU

Year: 601 Days

Day: 39.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,699,346 km

• M1: 773,122 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.59 AU - 2.11 AU

Year: 933 Days

Day: 31.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.43 AU - 4.43 AU

Year: 2889 Days

Day: 39.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.2

Radius: 12.9

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.16 AU - 7.72 AU

Year: 7526 Days

Day: 15 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,699,346 km

• M1: 161,117 km (0.119 R)
• M2: 588,518 km (0.103 R)
• M3: 1,966,913 km (0.09 R)
• M4: 2,402,093 km (0.077 R)
• M5: 3,167,137 km (0.082 R)
• M6: 5,241,909 km (0.117 R)
• M7: 6,024,755 km (0.091 R)
• M8: 6,812,537 km (0.084 R)
• M9: 7,400,158 km (0.116 R)
• M10: 8,846,919 km (0.084 R)
• M11: 9,324,585 km (0.044 R)
• M12: 10,911,070 km (0.04 R)
• M13: 11,359,714 km (0.073 R)
• M14: 13,278,756 km (0.106 R)
• M15: 14,138,944 km (0.095 R)
• M16: 16,680,462 km (0.054 R)
• M17: 19,440,094 km (0.11 R)
• M18: 20,700,306 km (0.112 R)
• M19: 21,157,776 km (0.074 R)
• M20: 24,807,815 km (0.117 R)
• M21: 26,112,458 km (0.07 R)
• M22: 28,107,944 km (0.111 R)
• M23: 35,675,053 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740

Radius: 9.3

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.51 AU - 9.33 AU

Year: 8266 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,699,346 km

• M1: 115,789 km (0.045 R)
• M2: 421,417 km (0.072 R)
• M3: 743,202 km (0.051 R)
• M4: 1,739,823 km (0.076 R)
• M5: 2,737,940 km (0.031 R)
• M6: 4,212,078 km (0.077 R)
• M7: 4,804,485 km (0.081 R)
• M8: 6,085,791 km (0.1 R)
• M9: 9,588,176 km (0.077 R)
• M10: 9,921,929 km (0.11 R)
• M11: 10,612,772 km (0.102 R)
• M12: 11,388,138 km (0.03 R)
• M13: 11,762,581 km (0.088 R)
• M14: 15,318,672 km (0.049 R)
• M15: 16,308,412 km (0.099 R)
• M16: 17,200,165 km (0.112 R)
• M17: 19,005,961 km (0.028 R)
• M18: 21,094,497 km (0.093 R)
• M19: 23,246,013 km (0.094 R)
• M20: 24,023,623 km (0.105 R)
• M21: 26,929,711 km (0.118 R)
• M22: 28,663,251 km (0.08 R)
• M23: 30,163,568 km (0.06 R)
• M24: 31,610,628 km (0.12 R)
• M25: 34,754,278 km (0.112 R)
• M26: 35,656,952 km (0.104 R)
• M27: 37,273,955 km (0.099 R)
• M28: 41,027,515 km (0.076 R)
• M29: 43,318,756 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.6

Radius: 3.8

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 13.88 AU - 16.14 AU

Year: 21566 Days

Day: 18.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,699,346 km

• M1: 47,423 km (0.093 R)
• M2: 564,582 km (0.075 R)
• M3: 729,290 km (0.104 R)
• M4: 995,275 km (0.109 R)
• M5: 1,491,042 km (0.057 R)
• M6: 1,951,055 km (0.097 R)
• M7: 2,258,329 km (0.1 R)
• M8: 3,842,272 km (0.041 R)
• M9: 8,345,916 km (0.076 R)
• M10: 9,288,831 km (0.065 R)
• M11: 9,810,030 km (0.12 R)
• M12: 12,826,671 km (0.091 R)
• M13: 14,512,489 km (0.084 R)
• M14: 15,213,206 km (0.095 R)
• M15: 16,613,442 km (0.118 R)
• M16: 24,115,626 km (0.103 R)
• M17: 24,558,585 km (0.107 R)
• M18: 27,139,896 km (0.061 R)
• M19: 29,290,814 km (0.066 R)
• M20: 29,794,959 km (0.115 R)
• M21: 32,617,871 km (0.081 R)
• M22: 35,272,485 km (0.086 R)
• M23: 36,419,751 km (0.064 R)
• M24: 41,258,195 km (0.104 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 13,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit