🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.53 AU - 0.53 AU

Year: 137 Days

Day: 15.7 Hours

Environment

Temp: 191 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.25 AU - 1.43 AU

Year: 550 Days

Day: 22.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,547,253 km

• M1: 165,455 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.6 AU - 1.9 AU

Year: 821 Days

Day: 34.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654

Radius: 11.7

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.47 AU - 10.77 AU

Year: 9771 Days

Day: 5.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,547,253 km

• M1: 145,559 km (0.081 R)
• M2: 574,605 km (0.1 R)
• M3: 1,007,691 km (0.089 R)
• M4: 1,765,404 km (0.119 R)
• M5: 2,166,177 km (0.03 R)
• M6: 2,810,046 km (0.069 R)
• M7: 3,480,843 km (0.075 R)
• M8: 3,906,599 km (0.107 R)
• M9: 4,596,395 km (0.056 R)
• M10: 5,079,446 km (0.088 R)
• M11: 5,463,613 km (0.108 R)
• M12: 7,279,732 km (0.092 R)
• M13: 7,811,552 km (0.095 R)
• M14: 10,354,117 km (0.081 R)
• M15: 10,765,063 km (0.105 R)
• M16: 12,404,655 km (0.119 R)
• M17: 14,584,745 km (0.11 R)
• M18: 16,036,443 km (0.104 R)
• M19: 23,248,706 km (0.092 R)
• M20: 27,214,545 km (0.117 R)
• M21: 27,604,996 km (0.026 R)
• M22: 28,899,616 km (0.088 R)
• M23: 29,408,249 km (0.118 R)
• M24: 31,933,161 km (0.057 R)
• M25: 32,916,319 km (0.113 R)
• M26: 34,032,169 km (0.113 R)
• M27: 35,057,812 km (0.104 R)
• M28: 35,636,457 km (0.104 R)
• M29: 37,170,733 km (0.069 R)
• M30: 42,822,390 km (0.077 R)
• M31: 44,962,538 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342

Radius: 5

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 13.6 AU - 19.12 AU

Year: 23475 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,547,253 km

• M1: 62,682 km (0.079 R)
• M2: 246,388 km (0.073 R)
• M3: 522,396 km (0.108 R)
• M4: 1,214,585 km (0.093 R)
• M5: 1,551,031 km (0.074 R)
• M6: 2,100,205 km (0.108 R)
• M7: 2,261,022 km (0.071 R)
• M8: 2,699,643 km (0.04 R)
• M9: 2,939,299 km (0.109 R)
• M10: 3,715,413 km (0.119 R)
• M11: 4,755,118 km (0.095 R)
• M12: 5,069,423 km (0.107 R)
• M13: 5,975,537 km (0.043 R)
• M14: 6,593,825 km (0.075 R)
• M15: 6,852,779 km (0.108 R)
• M16: 8,102,819 km (0.079 R)
• M17: 9,552,123 km (0.118 R)
• M18: 11,044,960 km (0.095 R)
• M19: 16,921,464 km (0.1 R)
• M20: 19,974,756 km (0.075 R)
• M21: 20,154,424 km (0.042 R)
• M22: 21,442,461 km (0.104 R)
• M23: 24,693,672 km (0.088 R)
• M24: 26,382,033 km (0.057 R)
• M25: 31,540,766 km (0.105 R)
• M26: 32,523,026 km (0.034 R)
• M27: 40,693,613 km (0.111 R)
• M28: 44,098,460 km (0.095 R)
• M29: 47,209,498 km (0.081 R)
• M30: 47,368,670 km (0.098 R)
• M31: 48,170,514 km (0.054 R)
• M32: 49,308,206 km (0.097 R)
• M33: 52,657,104 km (0.113 R)
• M34: 58,692,929 km (0.116 R)
• M35: 61,496,244 km (0.071 R)
• M36: 63,027,229 km (0.069 R)
• M37: 65,767,263 km (0.084 R)
• M38: 66,764,782 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 20.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.1

Radius: 4.1

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 15.45 AU - 24.99 AU

Year: 32256 Days

Day: 25 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,547,253 km

• M1: 55,501 km (0.074 R)
• M2: 254,167 km (0.116 R)
• M3: 398,529 km (0.083 R)
• M4: 999,763 km (0.112 R)
• M5: 1,329,775 km (0.053 R)
• M6: 2,042,310 km (0.073 R)
• M7: 2,392,818 km (0.108 R)
• M8: 2,548,549 km (0.074 R)
• M9: 2,880,058 km (0.052 R)
• M10: 3,745,183 km (0.099 R)
• M11: 3,955,368 km (0.111 R)
• M12: 4,840,688 km (0.12 R)
• M13: 5,199,872 km (0.087 R)
• M14: 6,684,033 km (0.106 R)
• M15: 9,215,678 km (0.063 R)
• M16: 12,585,519 km (0.082 R)
• M17: 16,295,397 km (0.082 R)
• M18: 17,181,315 km (0.114 R)
• M19: 19,490,957 km (0.094 R)
• M20: 20,766,279 km (0.08 R)
• M21: 21,806,582 km (0.116 R)
• M22: 23,888,237 km (0.068 R)
• M23: 31,902,045 km (0.104 R)
• M24: 36,304,411 km (0.096 R)
• M25: 37,533,956 km (0.112 R)
• M26: 43,793,580 km (0.099 R)
• M27: 47,896,750 km (0.056 R)
• M28: 48,714,153 km (0.088 R)
• M29: 51,052,218 km (0.113 R)
• M30: 62,696,916 km (0.087 R)
• M31: 63,478,416 km (0.111 R)
• M32: 65,260,276 km (0.095 R)
• M33: 66,062,868 km (0.093 R)
• M34: 67,075,347 km (0.108 R)
• M35: 69,131,121 km (0.053 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 19,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit