🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.87 AU - 1.15 AU

Year: 362 Days

Day: 32.5 Hours

Environment

Temp: 76 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.74 AU - 1.88 AU

Year: 868 Days

Day: 25.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,040,371 km

• M1: 1,297,612 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.11 AU - 2.45 AU

Year: 1227 Days

Day: 35.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.31 AU - 3.33 AU

Year: 1688 Days

Day: 30.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,040,371 km

• M1: 885,171 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.4

Radius: 12.5

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.68 AU - 6.08 AU

Year: 4448 Days

Day: 5.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,040,371 km

• M1: 157,377 km (0.119 R)
• M2: 684,560 km (0.054 R)
• M3: 1,095,804 km (0.049 R)
• M4: 1,515,277 km (0.051 R)
• M5: 2,017,776 km (0.115 R)
• M6: 2,418,698 km (0.104 R)
• M7: 3,555,792 km (0.112 R)
• M8: 3,977,807 km (0.109 R)
• M9: 4,756,464 km (0.091 R)
• M10: 5,660,933 km (0.101 R)
• M11: 7,744,083 km (0.083 R)
• M12: 8,318,838 km (0.087 R)
• M13: 9,327,726 km (0.11 R)
• M14: 11,287,159 km (0.082 R)
• M15: 13,126,615 km (0.108 R)
• M16: 19,836,079 km (0.084 R)
• M17: 20,338,579 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.3

Radius: 14.8

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.85 AU - 6.65 AU

Year: 5569 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,040,371 km

• M1: 184,005 km (0.064 R)
• M2: 804,089 km (0.086 R)
• M3: 1,463,516 km (0.037 R)
• M4: 2,046,499 km (0.04 R)
• M5: 2,820,069 km (0.114 R)
• M6: 3,296,539 km (0.113 R)
• M7: 5,172,346 km (0.077 R)
• M8: 5,833,419 km (0.111 R)
• M9: 6,681,191 km (0.083 R)
• M10: 8,467,090 km (0.042 R)
• M11: 9,894,553 km (0.057 R)
• M12: 11,525,020 km (0.076 R)
• M13: 12,155,874 km (0.117 R)
• M14: 12,656,728 km (0.06 R)
• M15: 13,807,285 km (0.117 R)
• M16: 18,650,815 km (0.057 R)
• M17: 19,250,852 km (0.096 R)
• M18: 20,913,932 km (0.067 R)
• M19: 22,148,713 km (0.098 R)
• M20: 23,278,177 km (0.049 R)
• M21: 25,979,914 km (0.092 R)
• M22: 27,922,293 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.7

Radius: 5.3

Gravity: 27.37 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 12.93 AU - 13.73 AU

Year: 17348 Days

Day: 17 Hours

Environment

Temp: -181 °C

Axial Tilt: 115.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,040,371 km

• M1: 67,917 km (0.076 R)
• M2: 298,897 km (0.087 R)
• M3: 582,385 km (0.117 R)
• M4: 769,980 km (0.084 R)
• M5: 963,111 km (0.041 R)
• M6: 2,124,589 km (0.098 R)
• M7: 2,311,586 km (0.09 R)
• M8: 2,509,654 km (0.073 R)
• M9: 2,840,265 km (0.115 R)
• M10: 3,146,492 km (0.091 R)
• M11: 5,620,392 km (0.08 R)
• M12: 6,061,855 km (0.033 R)
• M13: 6,397,254 km (0.066 R)
• M14: 8,212,026 km (0.093 R)
• M15: 8,415,778 km (0.086 R)
• M16: 9,709,201 km (0.079 R)
• M17: 10,110,273 km (0.096 R)
• M18: 12,549,017 km (0.038 R)
• M19: 13,371,806 km (0.109 R)
• M20: 14,524,008 km (0.057 R)
• M21: 14,747,208 km (0.118 R)
• M22: 22,657,346 km (0.086 R)
• M23: 29,298,893 km (0.037 R)
• M24: 31,357,359 km (0.114 R)
• M25: 38,249,184 km (0.036 R)
• M26: 43,415,845 km (0.102 R)
• M27: 46,567,274 km (0.109 R)
• M28: 51,230,838 km (0.107 R)
• M29: 51,402,876 km (0.087 R)
• M30: 53,321,319 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.8

Radius: 5.9

Gravity: 26.28 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 12.99 AU - 15.71 AU

Year: 19376 Days

Day: 24.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,040,371 km

• M1: 73,303 km (0.058 R)
• M2: 455,077 km (0.104 R)
• M3: 888,013 km (0.12 R)
• M4: 1,164,470 km (0.083 R)
• M5: 1,616,106 km (0.098 R)
• M6: 2,308,744 km (0.11 R)
• M7: 2,635,316 km (0.094 R)
• M8: 2,939,449 km (0.094 R)
• M9: 4,500,353 km (0.111 R)
• M10: 5,319,251 km (0.119 R)
• M11: 9,482,411 km (0.102 R)
• M12: 9,716,681 km (0.118 R)
• M13: 10,380,895 km (0.12 R)
• M14: 11,400,255 km (0.078 R)
• M15: 15,983,485 km (0.073 R)
• M16: 16,315,593 km (0.061 R)
• M17: 18,045,094 km (0.052 R)
• M18: 18,314,669 km (0.077 R)
• M19: 20,568,959 km (0.083 R)
• M20: 24,396,271 km (0.088 R)
• M21: 29,908,953 km (0.066 R)
• M22: 39,120,741 km (0.087 R)
• M23: 40,486,270 km (0.041 R)
• M24: 41,726,436 km (0.082 R)
• M25: 61,637,913 km (0.092 R)
• M26: 63,484,699 km (0.115 R)
• M27: 68,807,840 km (0.101 R)
• M28: 69,246,012 km (0.11 R)
• M29: 69,465,921 km (0.078 R)
• M30: 71,465,296 km (0.059 R)
• M31: 73,960,738 km (0.065 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 18,928 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit