🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.61 AU - 0.71 AU

Year: 341 Days

Day: 42.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,072,143 km

• M1: 762,800 km (0.1 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.1

Radius: 14

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.08 AU - 1.56 AU

Year: 964 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,072,143 km

• M1: 174,132 km (0.029 R)
• M2: 643,271 km (0.098 R)
• M3: 1,120,189 km (0.074 R)
• M4: 1,584,541 km (0.096 R)
• M5: 2,212,403 km (0.066 R)
• M6: 3,761,339 km (0.117 R)
• M7: 4,288,223 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 14.1

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.78 AU - 2.04 AU

Year: 1678 Days

Day: 8.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,072,143 km

• M1: 175,329 km (0.115 R)
• M2: 702,212 km (0.049 R)
• M3: 1,353,711 km (0.072 R)
• M4: 2,126,235 km (0.12 R)
• M5: 2,690,667 km (0.1 R)
• M6: 3,537,242 km (0.081 R)
• M7: 4,178,269 km (0.097 R)
• M8: 5,033,370 km (0.119 R)
• M9: 6,092,373 km (0.1 R)
• M10: 6,747,462 km (0.105 R)
• M11: 8,254,811 km (0.061 R)
• M12: 11,023,568 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.2

Radius: 13

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.68 AU - 2.44 AU

Year: 1880 Days

Day: 7 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,072,143 km

• M1: 162,014 km (0.109 R)
• M2: 638,933 km (0.092 R)
• M3: 1,145,770 km (0.062 R)
• M4: 1,565,093 km (0.083 R)
• M5: 2,464,176 km (0.072 R)
• M6: 2,884,696 km (0.105 R)
• M7: 3,290,405 km (0.092 R)
• M8: 3,734,262 km (0.117 R)
• M9: 4,350,755 km (0.105 R)
• M10: 5,140,632 km (0.105 R)
• M11: 7,059,224 km (0.08 R)
• M12: 7,522,080 km (0.089 R)
• M13: 8,448,241 km (0.085 R)
• M14: 9,191,742 km (0.108 R)
• M15: 10,182,080 km (0.062 R)
• M16: 11,611,488 km (0.117 R)
• M17: 12,103,814 km (0.074 R)
• M18: 12,728,834 km (0.104 R)
• M19: 13,252,277 km (0.071 R)
• M20: 14,777,726 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.2

Radius: 10.2

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.61 AU - 2.77 AU

Year: 2805 Days

Day: 9.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 102.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,072,143 km

• M1: 126,859 km (0.065 R)
• M2: 564,283 km (0.104 R)
• M3: 937,829 km (0.105 R)
• M4: 1,676,095 km (0.115 R)
• M5: 2,179,342 km (0.12 R)
• M6: 2,605,247 km (0.102 R)
• M7: 3,016,641 km (0.115 R)
• M8: 4,140,869 km (0.095 R)
• M9: 4,541,343 km (0.06 R)
• M10: 5,215,730 km (0.095 R)
• M11: 5,630,116 km (0.069 R)
• M12: 6,066,642 km (0.061 R)
• M13: 6,408,623 km (0.111 R)
• M14: 8,247,929 km (0.065 R)
• M15: 8,993,226 km (0.066 R)
• M16: 9,629,017 km (0.112 R)
• M17: 10,455,395 km (0.109 R)
• M18: 12,070,005 km (0.093 R)
• M19: 12,843,725 km (0.118 R)
• M20: 13,266,489 km (0.109 R)
• M21: 13,795,916 km (0.111 R)
• M22: 14,794,481 km (0.106 R)
• M23: 16,601,624 km (0.099 R)
• M24: 17,444,009 km (0.109 R)
• M25: 18,079,651 km (0.112 R)
• M26: 19,581,613 km (0.066 R)
• M27: 21,888,263 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.6

Radius: 12.2

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.7 AU - 5.22 AU

Year: 7024 Days

Day: 11.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,072,143 km

• M1: 151,991 km (0.079 R)
• M2: 1,231,938 km (0.08 R)
• M3: 1,917,546 km (0.087 R)
• M4: 3,002,280 km (0.077 R)
• M5: 6,547,300 km (0.093 R)
• M6: 7,295,439 km (0.06 R)
• M7: 9,438,279 km (0.118 R)
• M8: 10,773,889 km (0.095 R)
• M9: 12,656,429 km (0.055 R)
• M10: 14,336,562 km (0.097 R)
• M11: 15,536,337 km (0.107 R)
• M12: 19,180,392 km (0.049 R)
• M13: 23,277,877 km (0.034 R)
• M14: 27,021,265 km (0.112 R)
• M15: 29,601,978 km (0.09 R)
• M16: 32,342,910 km (0.11 R)
• M17: 33,567,817 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.2

Radius: 8.1

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.88 AU - 5.14 AU

Year: 7130 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,072,143 km

• M1: 101,876 km (0.096 R)
• M2: 488,736 km (0.109 R)
• M3: 839,842 km (0.046 R)
• M4: 1,756,877 km (0.111 R)
• M5: 2,200,734 km (0.089 R)
• M6: 3,077,827 km (0.096 R)
• M7: 3,492,063 km (0.119 R)
• M8: 4,093,596 km (0.108 R)
• M9: 5,347,974 km (0.083 R)
• M10: 6,418,197 km (0.077 R)
• M11: 7,132,826 km (0.085 R)
• M12: 7,433,069 km (0.093 R)
• M13: 8,635,088 km (0.106 R)
• M14: 10,384,935 km (0.058 R)
• M15: 11,116,917 km (0.12 R)
• M16: 12,902,966 km (0.095 R)
• M17: 16,377,526 km (0.072 R)
• M18: 16,967,390 km (0.107 R)
• M19: 17,912,999 km (0.044 R)
• M20: 19,542,119 km (0.095 R)
• M21: 27,050,287 km (0.087 R)
• M22: 31,338,211 km (0.104 R)
• M23: 33,695,424 km (0.063 R)
• M24: 35,294,925 km (0.083 R)
• M25: 35,948,668 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 17,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit