🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.69 AU - 0.85 AU

Year: 256 Days

Day: 16.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,566,694 km

• M1: 50,115 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.99 AU - 1.49 AU

Year: 523 Days

Day: 16.3 Hours

Environment

Temp: -20 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.28 AU - 4.52 AU

Year: 2917 Days

Day: 18.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,566,694 km

• M1: 2,542,715 km (0.105 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42

Radius: 9.9

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.26 AU - 5.68 AU

Year: 4845 Days

Day: 10.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,566,694 km

• M1: 124,615 km (0.089 R)
• M2: 511,924 km (0.096 R)
• M3: 929,900 km (0.045 R)
• M4: 1,522,458 km (0.107 R)
• M5: 5,768,195 km (0.066 R)
• M6: 7,208,373 km (0.043 R)
• M7: 11,660,256 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.7

Radius: 8.1

Gravity: 14.35 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.44 AU - 8.8 AU

Year: 7196 Days

Day: 14.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,566,694 km

• M1: 102,026 km (0.118 R)
• M2: 398,230 km (0.105 R)
• M3: 705,803 km (0.104 R)
• M4: 998,416 km (0.106 R)
• M5: 1,336,208 km (0.096 R)
• M6: 3,495,504 km (0.042 R)
• M7: 4,647,856 km (0.083 R)
• M8: 5,124,026 km (0.034 R)
• M9: 10,726,167 km (0.105 R)
• M10: 11,664,744 km (0.11 R)
• M11: 11,934,918 km (0.089 R)
• M12: 12,657,027 km (0.084 R)
• M13: 15,447,027 km (0.107 R)
• M14: 16,642,464 km (0.091 R)
• M15: 18,330,526 km (0.096 R)
• M16: 18,992,048 km (0.093 R)
• M17: 21,716,524 km (0.046 R)
• M18: 22,208,402 km (0.08 R)
• M19: 23,815,083 km (0.1 R)
• M20: 24,514,304 km (0.049 R)
• M21: 24,958,161 km (0.111 R)
• M22: 26,229,593 km (0.081 R)
• M23: 28,023,272 km (0.07 R)
• M24: 29,596,144 km (0.104 R)
• M25: 31,434,701 km (0.108 R)
• M26: 32,064,209 km (0.086 R)
• M27: 34,112,952 km (0.07 R)
• M28: 35,225,661 km (0.099 R)
• M29: 38,948,703 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.6

Radius: 14.4

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.73 AU - 8.15 AU

Year: 7686 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,566,694 km

• M1: 179,069 km (0.117 R)
• M2: 694,134 km (0.083 R)
• M3: 1,779,018 km (0.089 R)
• M4: 3,037,884 km (0.028 R)
• M5: 3,563,571 km (0.113 R)
• M6: 4,691,838 km (0.11 R)
• M7: 5,982,718 km (0.098 R)
• M8: 10,235,337 km (0.106 R)
• M9: 11,777,392 km (0.066 R)
• M10: 12,289,764 km (0.09 R)
• M11: 13,692,095 km (0.065 R)
• M12: 14,548,393 km (0.04 R)
• M13: 15,745,176 km (0.074 R)
• M14: 19,234,097 km (0.067 R)
• M15: 19,802,270 km (0.105 R)
• M16: 20,454,666 km (0.119 R)
• M17: 22,420,382 km (0.063 R)
• M18: 23,049,890 km (0.051 R)
• M19: 27,611,728 km (0.106 R)
• M20: 28,062,317 km (0.108 R)
• M21: 32,442,542 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 13.6

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.12 AU - 9.08 AU

Year: 7935 Days

Day: 6 Hours

Environment

Temp: -169 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,566,694 km

• M1: 169,644 km (0.104 R)
• M2: 640,428 km (0.099 R)
• M3: 1,102,088 km (0.057 R)
• M4: 1,960,330 km (0.05 R)
• M5: 2,446,374 km (0.062 R)
• M6: 3,340,520 km (0.103 R)
• M7: 4,199,063 km (0.077 R)
• M8: 5,108,318 km (0.09 R)
• M9: 6,008,299 km (0.062 R)
• M10: 6,604,596 km (0.062 R)
• M11: 7,553,346 km (0.026 R)
• M12: 9,441,421 km (0.045 R)
• M13: 11,051,393 km (0.113 R)
• M14: 13,182,116 km (0.099 R)
• M15: 14,622,294 km (0.101 R)
• M16: 15,061,514 km (0.08 R)
• M17: 15,574,335 km (0.095 R)
• M18: 16,032,553 km (0.07 R)
• M19: 16,499,748 km (0.077 R)
• M20: 17,321,788 km (0.114 R)
• M21: 29,929,448 km (0.093 R)
• M22: 35,695,548 km (0.1 R)
• M23: 36,493,353 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.3

Radius: 7.2

Gravity: 12.08 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 11.02 AU - 16.26 AU

Year: 19080 Days

Day: 19.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,566,694 km

• M1: 89,759 km (0.119 R)
• M2: 466,147 km (0.083 R)
• M3: 861,085 km (0.096 R)
• M4: 1,527,993 km (0.07 R)
• M5: 2,117,558 km (0.08 R)
• M6: 2,431,713 km (0.052 R)
• M7: 2,658,205 km (0.058 R)
• M8: 4,296,900 km (0.081 R)
• M9: 5,615,306 km (0.111 R)
• M10: 6,095,664 km (0.1 R)
• M11: 7,510,561 km (0.026 R)
• M12: 9,571,122 km (0.112 R)
• M13: 10,670,667 km (0.115 R)
• M14: 11,788,013 km (0.117 R)
• M15: 14,326,090 km (0.045 R)
• M16: 16,715,767 km (0.103 R)
• M17: 17,373,100 km (0.078 R)
• M18: 18,564,647 km (0.09 R)
• M19: 19,003,118 km (0.097 R)
• M20: 30,485,802 km (0.12 R)
• M21: 30,973,491 km (0.068 R)
• M22: 31,219,280 km (0.114 R)
• M23: 35,464,569 km (0.117 R)
• M24: 40,371,229 km (0.061 R)
• M25: 43,215,384 km (0.037 R)
• M26: 46,995,273 km (0.037 R)
• M27: 59,837,054 km (0.07 R)
• M28: 67,363,323 km (0.092 R)
• M29: 67,775,914 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 19,979 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit