🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.7 AU - 0.74 AU

Year: 225 Days

Day: 25.7 Hours

Environment

Temp: 174 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,909,900 km

• M1: 289,322 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.34 AU - 1.92 AU

Year: 768 Days

Day: 46 Hours

Environment

Temp: -52 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.17 AU - 2.47 AU

Year: 1304 Days

Day: 16.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,909,900 km

• M1: 39,344 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.57 AU - 4.73 AU

Year: 3119 Days

Day: 31.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.6

Radius: 13

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.02 AU - 6.96 AU

Year: 5409 Days

Day: 13.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,909,900 km

• M1: 164,707 km (0.079 R)
• M2: 832,063 km (0.119 R)
• M3: 1,315,863 km (0.1 R)
• M4: 2,508,607 km (0.108 R)
• M5: 3,576,586 km (0.076 R)
• M6: 4,503,494 km (0.053 R)
• M7: 6,495,240 km (0.1 R)
• M8: 8,412,935 km (0.119 R)
• M9: 9,059,797 km (0.096 R)
• M10: 10,869,781 km (0.115 R)
• M11: 11,885,102 km (0.079 R)
• M12: 12,441,606 km (0.118 R)
• M13: 14,901,893 km (0.114 R)
• M14: 16,154,476 km (0.112 R)
• M15: 16,775,157 km (0.065 R)
• M16: 17,866,623 km (0.082 R)
• M17: 30,850,372 km (0.1 R)
• M18: 32,979,449 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.1

Radius: 9.1

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.77 AU - 11.41 AU

Year: 12715 Days

Day: 7.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,909,900 km

• M1: 145,409 km (0.111 R)
• M2: 539,600 km (0.094 R)
• M3: 991,385 km (0.116 R)
• M4: 1,492,388 km (0.089 R)
• M5: 2,750,806 km (0.083 R)
• M6: 3,154,421 km (0.106 R)
• M7: 3,524,526 km (0.106 R)
• M8: 5,432,796 km (0.061 R)
• M9: 6,035,676 km (0.106 R)
• M10: 6,425,677 km (0.051 R)
• M11: 6,719,787 km (0.073 R)
• M12: 8,947,299 km (0.118 R)
• M13: 9,502,158 km (0.054 R)
• M14: 10,079,755 km (0.038 R)
• M15: 11,146,837 km (0.093 R)
• M16: 13,503,901 km (0.088 R)
• M17: 16,174,821 km (0.084 R)
• M18: 17,849,569 km (0.099 R)
• M19: 20,972,873 km (0.076 R)
• M20: 21,295,855 km (0.049 R)
• M21: 22,705,815 km (0.095 R)
• M22: 24,000,585 km (0.102 R)
• M23: 25,710,488 km (0.076 R)
• M24: 28,277,887 km (0.111 R)
• M25: 31,854,174 km (0.113 R)
• M26: 39,520,317 km (0.094 R)
• M27: 42,411,894 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.4

Radius: 10.6

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 9.11 AU - 14.11 AU

Year: 14596 Days

Day: 14.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 118.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,909,900 km

• M1: 131,945 km (0.047 R)
• M2: 569,070 km (0.03 R)
• M3: 970,142 km (0.103 R)
• M4: 1,377,348 km (0.101 R)
• M5: 1,732,792 km (0.078 R)
• M6: 2,112,771 km (0.065 R)
• M7: 3,068,252 km (0.118 R)
• M8: 3,657,219 km (0.076 R)
• M9: 3,993,665 km (0.075 R)
• M10: 4,600,883 km (0.118 R)
• M11: 5,662,579 km (0.102 R)
• M12: 6,469,809 km (0.056 R)
• M13: 6,838,567 km (0.082 R)
• M14: 7,890,988 km (0.093 R)
• M15: 8,897,782 km (0.064 R)
• M16: 10,042,056 km (0.064 R)
• M17: 11,107,044 km (0.067 R)
• M18: 15,036,381 km (0.118 R)
• M19: 15,832,092 km (0.058 R)
• M20: 16,503,787 km (0.085 R)
• M21: 18,306,890 km (0.051 R)
• M22: 20,411,732 km (0.049 R)
• M23: 23,622,701 km (0.076 R)
• M24: 24,499,942 km (0.093 R)
• M25: 25,398,726 km (0.059 R)
• M26: 25,805,034 km (0.073 R)
• M27: 28,772,757 km (0.049 R)
• M28: 29,773,118 km (0.105 R)
• M29: 31,608,385 km (0.106 R)
• M30: 35,756,883 km (0.095 R)
• M31: 38,626,320 km (0.097 R)
• M32: 39,164,124 km (0.104 R)
• M33: 41,786,874 km (0.115 R)
• M34: 47,379,740 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.9

Radius: 6

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 11.35 AU - 15.57 AU

Year: 18220 Days

Day: 18.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,909,900 km

• M1: 74,649 km (0.12 R)
• M2: 477,816 km (0.114 R)
• M3: 1,912,459 km (0.103 R)
• M4: 2,164,382 km (0.087 R)
• M5: 2,824,408 km (0.088 R)
• M6: 3,103,857 km (0.106 R)
• M7: 4,319,639 km (0.065 R)
• M8: 4,983,703 km (0.076 R)
• M9: 6,047,644 km (0.071 R)
• M10: 7,212,413 km (0.072 R)
• M11: 7,602,414 km (0.073 R)
• M12: 9,766,796 km (0.116 R)
• M13: 15,691,620 km (0.082 R)
• M14: 16,420,161 km (0.095 R)
• M15: 16,943,305 km (0.075 R)
• M16: 19,394,915 km (0.109 R)
• M17: 22,894,458 km (0.091 R)
• M18: 27,413,660 km (0.097 R)
• M19: 32,376,570 km (0.074 R)
• M20: 32,727,227 km (0.042 R)
• M21: 35,130,218 km (0.115 R)
• M22: 43,606,283 km (0.054 R)
• M23: 49,541,429 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.2

Radius: 3.8

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 16.39 AU - 22.91 AU

Year: 32138 Days

Day: 23 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,909,900 km

• M1: 63,280 km (0.062 R)
• M2: 303,983 km (0.07 R)
• M3: 997,967 km (0.067 R)
• M4: 1,823,748 km (0.082 R)
• M5: 5,636,997 km (0.08 R)
• M6: 5,866,780 km (0.114 R)
• M7: 6,023,259 km (0.116 R)
• M8: 7,332,988 km (0.062 R)
• M9: 10,271,839 km (0.109 R)
• M10: 10,499,527 km (0.095 R)
• M11: 15,939,952 km (0.07 R)
• M12: 18,912,761 km (0.075 R)
• M13: 29,889,505 km (0.116 R)
• M14: 32,135,717 km (0.108 R)
• M15: 33,361,821 km (0.099 R)
• M16: 35,517,377 km (0.116 R)
• M17: 59,787,088 km (0.078 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 12,909 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit