🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.56 AU - 0.76 AU

Year: 189 Days

Day: 20.6 Hours

Environment

Temp: 150 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,839,302 km

• M1: 36,203 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.67 AU - 0.85 AU

Year: 234 Days

Day: 18.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.32 AU - 5.16 AU

Year: 3644 Days

Day: 28 Hours

Environment

Temp: -129 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,839,302 km

• M1: 82,877 km (0.036 R)

Asteroid Belt

Center: 7.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.9

Radius: 14.7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.09 AU - 11.41 AU

Year: 12445 Days

Day: 13.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,839,302 km

• M1: 182,958 km (0.093 R)
• M2: 653,743 km (0.114 R)
• M3: 1,801,757 km (0.071 R)
• M4: 2,411,667 km (0.086 R)
• M5: 3,385,400 km (0.087 R)
• M6: 4,081,927 km (0.084 R)
• M7: 4,695,129 km (0.117 R)
• M8: 5,401,530 km (0.066 R)
• M9: 6,912,918 km (0.079 R)
• M10: 10,051,780 km (0.088 R)
• M11: 10,706,271 km (0.116 R)
• M12: 11,878,370 km (0.114 R)
• M13: 12,553,057 km (0.08 R)
• M14: 15,052,687 km (0.068 R)
• M15: 15,977,651 km (0.098 R)
• M16: 16,800,439 km (0.096 R)
• M17: 20,937,868 km (0.115 R)
• M18: 22,174,593 km (0.061 R)
• M19: 22,939,637 km (0.098 R)
• M20: 23,634,519 km (0.106 R)
• M21: 26,840,850 km (0.042 R)
• M22: 33,546,275 km (0.119 R)
• M23: 36,515,344 km (0.113 R)
• M24: 40,656,812 km (0.074 R)
• M25: 42,061,087 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.1

Radius: 12.8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 10.01 AU - 12.89 AU

Year: 13681 Days

Day: 11.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,839,302 km

• M1: 159,621 km (0.101 R)
• M2: 1,047,035 km (0.083 R)
• M3: 2,350,931 km (0.104 R)
• M4: 3,186,285 km (0.106 R)
• M5: 3,989,775 km (0.106 R)
• M6: 4,758,858 km (0.038 R)
• M7: 8,013,808 km (0.043 R)
• M8: 8,817,448 km (0.098 R)
• M9: 9,239,015 km (0.1 R)
• M10: 11,753,755 km (0.114 R)
• M11: 13,387,663 km (0.086 R)
• M12: 14,694,550 km (0.082 R)
• M13: 16,084,613 km (0.103 R)
• M14: 16,779,645 km (0.095 R)
• M15: 19,690,670 km (0.114 R)
• M16: 21,228,087 km (0.043 R)
• M17: 21,681,668 km (0.098 R)
• M18: 23,641,849 km (0.104 R)
• M19: 25,293,110 km (0.045 R)
• M20: 30,803,548 km (0.046 R)
• M21: 32,271,851 km (0.117 R)
• M22: 33,991,778 km (0.045 R)
• M23: 35,242,117 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.6

Radius: 15

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 11.96 AU - 12.34 AU

Year: 14954 Days

Day: 8.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,839,302 km

• M1: 195,375 km (0.039 R)
• M2: 843,283 km (0.065 R)
• M3: 2,444,429 km (0.1 R)
• M4: 3,159,657 km (0.066 R)
• M5: 4,378,580 km (0.075 R)
• M6: 6,567,197 km (0.113 R)
• M7: 7,620,815 km (0.072 R)
• M8: 8,227,434 km (0.092 R)
• M9: 9,239,763 km (0.085 R)
• M10: 10,425,027 km (0.037 R)
• M11: 14,997,037 km (0.108 R)
• M12: 16,197,261 km (0.086 R)
• M13: 19,970,119 km (0.117 R)
• M14: 22,174,444 km (0.08 R)
• M15: 23,100,155 km (0.099 R)
• M16: 28,209,222 km (0.029 R)
• M17: 30,505,100 km (0.101 R)
• M18: 30,978,877 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.9

Radius: 3.9

Gravity: 17.22 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 15.6 AU - 23.84 AU

Year: 30921 Days

Day: 23.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,839,302 km

• M1: 113,844 km (0.094 R)
• M2: 771,626 km (0.119 R)
• M3: 993,928 km (0.059 R)
• M4: 1,229,395 km (0.081 R)
• M5: 2,101,252 km (0.07 R)
• M6: 3,377,770 km (0.083 R)
• M7: 9,952,597 km (0.048 R)
• M8: 10,304,750 km (0.113 R)
• M9: 10,787,353 km (0.108 R)
• M10: 11,732,512 km (0.118 R)
• M11: 14,821,559 km (0.09 R)
• M12: 16,880,175 km (0.077 R)
• M13: 17,129,255 km (0.111 R)
• M14: 17,380,879 km (0.106 R)
• M15: 20,126,748 km (0.047 R)
• M16: 24,289,458 km (0.117 R)
• M17: 26,795,223 km (0.089 R)
• M18: 34,530,031 km (0.113 R)
• M19: 35,743,868 km (0.109 R)
• M20: 42,241,053 km (0.052 R)
• M21: 43,008,191 km (0.079 R)
• M22: 52,420,141 km (0.086 R)
• M23: 56,391,665 km (0.026 R)
• M24: 65,333,878 km (0.116 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 10,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit