🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.09 AU - 1.47 AU

Year: 514 Days

Day: 16.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.12 AU - 1.6 AU

Year: 563 Days

Day: 24.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.62 AU - 2.66 AU

Year: 1111 Days

Day: 20.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,211,483 km

• M1: 199,564 km (0.056 R)
• M2: 496,665 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.9 AU - 3.92 AU

Year: 2743 Days

Day: 32.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.31 AU - 5.17 AU

Year: 3097 Days

Day: 22.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 42 °

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: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397

Radius: 15

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.9 AU - 6.52 AU

Year: 4841 Days

Day: 12.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,211,483 km

• M1: 187,745 km (0.053 R)
• M2: 907,909 km (0.104 R)
• M3: 1,415,046 km (0.093 R)
• M4: 2,130,573 km (0.088 R)
• M5: 2,890,680 km (0.034 R)
• M6: 3,429,980 km (0.079 R)
• M7: 3,930,684 km (0.043 R)
• M8: 4,434,679 km (0.087 R)
• M9: 4,932,541 km (0.113 R)
• M10: 6,417,599 km (0.102 R)
• M11: 6,963,482 km (0.114 R)
• M12: 8,790,670 km (0.116 R)
• M13: 10,094,565 km (0.111 R)
• M14: 10,584,498 km (0.101 R)
• M15: 11,879,268 km (0.104 R)
• M16: 13,374,199 km (0.096 R)
• M17: 16,622,867 km (0.059 R)
• M18: 19,853,732 km (0.111 R)
• M19: 20,430,282 km (0.049 R)
• M20: 23,839,318 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.1

Radius: 8

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.96 AU - 7.5 AU

Year: 6194 Days

Day: 11.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,211,483 km

• M1: 99,632 km (0.111 R)
• M2: 566,378 km (0.037 R)
• M3: 1,017,565 km (0.059 R)
• M4: 1,370,316 km (0.105 R)
• M5: 2,788,355 km (0.074 R)
• M6: 3,369,094 km (0.084 R)
• M7: 5,384,327 km (0.08 R)
• M8: 5,682,924 km (0.087 R)
• M9: 6,738,187 km (0.113 R)
• M10: 7,477,650 km (0.106 R)
• M11: 7,747,075 km (0.087 R)
• M12: 8,128,251 km (0.086 R)
• M13: 9,193,388 km (0.09 R)
• M14: 9,739,569 km (0.104 R)
• M15: 10,307,293 km (0.116 R)
• M16: 11,112,878 km (0.095 R)
• M17: 11,464,283 km (0.06 R)
• M18: 12,282,284 km (0.112 R)
• M19: 12,993,173 km (0.078 R)
• M20: 15,725,728 km (0.082 R)
• M21: 17,080,486 km (0.059 R)
• M22: 22,785,551 km (0.115 R)
• M23: 23,712,908 km (0.06 R)
• M24: 24,963,247 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808

Radius: 9.3

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.99 AU - 12.57 AU

Year: 11693 Days

Day: 5.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,211,483 km

• M1: 115,789 km (0.056 R)
• M2: 453,880 km (0.116 R)
• M3: 853,007 km (0.067 R)
• M4: 1,282,203 km (0.075 R)
• M5: 1,676,095 km (0.115 R)
• M6: 2,041,263 km (0.074 R)
• M7: 2,980,139 km (0.083 R)
• M8: 3,869,798 km (0.086 R)
• M9: 4,361,376 km (0.108 R)
• M10: 6,319,463 km (0.119 R)
• M11: 6,878,211 km (0.115 R)
• M12: 7,644,750 km (0.118 R)
• M13: 10,019,916 km (0.095 R)
• M14: 10,780,023 km (0.118 R)
• M15: 11,117,366 km (0.077 R)
• M16: 13,227,743 km (0.088 R)
• M17: 14,075,514 km (0.074 R)
• M18: 14,820,811 km (0.093 R)
• M19: 20,108,198 km (0.11 R)
• M20: 22,939,337 km (0.084 R)
• M21: 23,498,235 km (0.083 R)
• M22: 23,970,964 km (0.044 R)
• M23: 26,227,349 km (0.115 R)
• M24: 26,735,982 km (0.095 R)
• M25: 28,514,850 km (0.088 R)
• M26: 30,371,061 km (0.118 R)
• M27: 31,385,783 km (0.11 R)
• M28: 42,667,108 km (0.094 R)
• M29: 48,210,756 km (0.112 R)
• M30: 53,561,722 km (0.103 R)
• M31: 55,207,748 km (0.101 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 12,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit