🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.43 AU - 0.65 AU

Year: 140 Days

Day: 32.3 Hours

Environment

Temp: 194 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,906,563 km

• M1: 43,683 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.54 AU - 4.86 AU

Year: 3598 Days

Day: 35.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.1

Radius: 9

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.34 AU - 7.36 AU

Year: 7036 Days

Day: 12.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,906,563 km

• M1: 113,246 km (0.095 R)
• M2: 569,070 km (0.07 R)
• M3: 1,159,383 km (0.069 R)
• M4: 1,661,584 km (0.118 R)
• M5: 1,955,992 km (0.051 R)
• M6: 2,320,562 km (0.085 R)
• M7: 3,719,751 km (0.113 R)
• M8: 5,264,349 km (0.098 R)
• M9: 6,858,165 km (0.099 R)
• M10: 7,705,338 km (0.063 R)
• M11: 8,364,167 km (0.028 R)
• M12: 8,794,560 km (0.052 R)
• M13: 9,653,251 km (0.048 R)
• M14: 9,935,692 km (0.096 R)
• M15: 11,172,567 km (0.098 R)
• M16: 11,589,347 km (0.062 R)
• M17: 13,015,613 km (0.044 R)
• M18: 13,418,779 km (0.083 R)
• M19: 14,250,244 km (0.11 R)
• M20: 21,775,167 km (0.104 R)
• M21: 27,631,176 km (0.105 R)
• M22: 32,418,906 km (0.107 R)
• M23: 33,374,238 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.6

Radius: 9.1

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.44 AU - 8.54 AU

Year: 7238 Days

Day: 12.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 97,906,563 km

• M1: 113,246 km (0.059 R)
• M2: 985,102 km (0.099 R)
• M3: 1,569,581 km (0.11 R)
• M4: 5,681,727 km (0.072 R)
• M5: 9,187,703 km (0.088 R)
• M6: 10,313,876 km (0.081 R)
• M7: 10,842,854 km (0.064 R)
• M8: 13,606,525 km (0.071 R)
• M9: 16,037,789 km (0.071 R)
• M10: 17,790,029 km (0.052 R)
• M11: 21,315,901 km (0.043 R)
• M12: 26,651,609 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 10.6

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.7 AU - 10.86 AU

Year: 11638 Days

Day: 12.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 97,906,563 km

• M1: 135,236 km (0.066 R)
• M2: 481,406 km (0.111 R)
• M3: 828,024 km (0.04 R)
• M4: 1,299,258 km (0.088 R)
• M5: 2,084,497 km (0.05 R)
• M6: 3,904,205 km (0.079 R)
• M7: 4,392,044 km (0.066 R)
• M8: 5,283,946 km (0.041 R)
• M9: 6,254,388 km (0.072 R)
• M10: 8,267,227 km (0.098 R)
• M11: 9,172,145 km (0.097 R)
• M12: 9,521,755 km (0.089 R)
• M13: 10,843,751 km (0.06 R)
• M14: 12,164,551 km (0.077 R)
• M15: 13,718,723 km (0.113 R)
• M16: 14,110,520 km (0.087 R)
• M17: 16,111,242 km (0.118 R)
• M18: 23,796,683 km (0.074 R)
• M19: 26,216,279 km (0.114 R)
• M20: 27,024,107 km (0.117 R)
• M21: 28,371,835 km (0.089 R)
• M22: 29,115,934 km (0.03 R)
• M23: 29,872,900 km (0.086 R)
• M24: 33,737,761 km (0.059 R)
• M25: 37,795,902 km (0.074 R)
• M26: 38,180,219 km (0.082 R)
• M27: 42,305,679 km (0.074 R)
• M28: 47,458,578 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.5

Radius: 6.2

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 11.82 AU - 18.46 AU

Year: 20801 Days

Day: 24.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,906,563 km

• M1: 83,775 km (0.079 R)
• M2: 276,756 km (0.1 R)
• M3: 590,762 km (0.116 R)
• M4: 837,449 km (0.065 R)
• M5: 4,022,088 km (0.032 R)
• M6: 4,470,433 km (0.118 R)
• M7: 6,948,821 km (0.068 R)
• M8: 7,306,809 km (0.118 R)
• M9: 8,726,044 km (0.111 R)
• M10: 11,872,685 km (0.112 R)
• M11: 12,384,609 km (0.088 R)
• M12: 12,733,920 km (0.1 R)
• M13: 19,647,137 km (0.118 R)
• M14: 20,686,693 km (0.03 R)
• M15: 22,442,822 km (0.103 R)
• M16: 24,386,547 km (0.084 R)
• M17: 26,535,820 km (0.087 R)
• M18: 26,825,142 km (0.107 R)
• M19: 39,072,421 km (0.064 R)
• M20: 39,698,039 km (0.049 R)
• M21: 40,585,005 km (0.052 R)
• M22: 42,136,185 km (0.105 R)
• M23: 42,530,076 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.7

Radius: 7.1

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 17.87 AU - 19.01 AU

Year: 27960 Days

Day: 24.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,906,563 km

• M1: 97,837 km (0.084 R)
• M2: 585,975 km (0.12 R)
• M3: 1,341,594 km (0.112 R)
• M4: 1,635,105 km (0.087 R)
• M5: 3,293,547 km (0.089 R)
• M6: 4,923,565 km (0.088 R)
• M7: 5,371,461 km (0.036 R)
• M8: 8,535,007 km (0.082 R)
• M9: 12,389,097 km (0.083 R)
• M10: 14,816,622 km (0.084 R)
• M11: 18,108,373 km (0.084 R)
• M12: 23,288,499 km (0.111 R)
• M13: 25,371,799 km (0.054 R)
• M14: 25,610,707 km (0.084 R)
• M15: 26,214,633 km (0.109 R)
• M16: 33,353,144 km (0.097 R)
• M17: 49,423,696 km (0.111 R)
• M18: 53,628,443 km (0.108 R)
• M19: 59,316,902 km (0.089 R)
• M20: 61,873,081 km (0.061 R)
• M21: 69,746,866 km (0.086 R)
• M22: 82,376,217 km (0.025 R)
• M23: 86,091,929 km (0.112 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: 273 - 20,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit