🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.63 AU - 2.35 AU

Year: 1031 Days

Day: 43.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.05 AU - 2.51 AU

Year: 1264 Days

Day: 41.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.1

Radius: 10.8

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.54 AU - 7.4 AU

Year: 5355 Days

Day: 8.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,965,462 km

• M1: 134,339 km (0.118 R)
• M2: 537,056 km (0.039 R)
• M3: 1,730,997 km (0.119 R)
• M4: 3,028,908 km (0.12 R)
• M5: 5,019,308 km (0.082 R)
• M6: 6,809,994 km (0.094 R)
• M7: 9,070,717 km (0.08 R)
• M8: 10,263,611 km (0.07 R)
• M9: 11,419,254 km (0.102 R)
• M10: 15,126,738 km (0.101 R)
• M11: 16,326,364 km (0.089 R)
• M12: 19,305,007 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 10.2

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.28 AU - 7.28 AU

Year: 5777 Days

Day: 11.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,965,462 km

• M1: 129,103 km (0.099 R)
• M2: 456,872 km (0.091 R)
• M3: 923,019 km (0.05 R)
• M4: 1,412,204 km (0.118 R)
• M5: 1,877,453 km (0.031 R)
• M6: 2,358,111 km (0.054 R)
• M7: 2,998,241 km (0.039 R)
• M8: 3,370,590 km (0.104 R)
• M9: 3,773,756 km (0.091 R)
• M10: 5,009,135 km (0.055 R)
• M11: 6,428,669 km (0.057 R)
• M12: 8,417,723 km (0.043 R)
• M13: 9,907,568 km (0.118 R)
• M14: 10,597,214 km (0.034 R)
• M15: 13,128,709 km (0.119 R)
• M16: 14,074,317 km (0.049 R)
• M17: 15,244,023 km (0.109 R)
• M18: 17,053,858 km (0.059 R)
• M19: 18,587,685 km (0.033 R)
• M20: 19,072,233 km (0.117 R)
• M21: 20,576,738 km (0.073 R)
• M22: 26,249,340 km (0.114 R)
• M23: 26,771,885 km (0.096 R)
• M24: 27,657,954 km (0.088 R)
• M25: 28,563,469 km (0.091 R)
• M26: 32,384,349 km (0.027 R)
• M27: 35,042,703 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.8

Radius: 14.1

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.42 AU - 7.42 AU

Year: 5971 Days

Day: 6.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,965,462 km

• M1: 181,612 km (0.11 R)
• M2: 656,136 km (0.097 R)
• M3: 1,321,697 km (0.11 R)
• M4: 2,027,500 km (0.048 R)
• M5: 2,484,821 km (0.069 R)
• M6: 3,216,803 km (0.099 R)
• M7: 4,436,923 km (0.074 R)
• M8: 8,573,604 km (0.114 R)
• M9: 9,031,523 km (0.061 R)
• M10: 10,809,045 km (0.06 R)
• M11: 11,253,949 km (0.071 R)
• M12: 11,944,193 km (0.094 R)
• M13: 13,257,962 km (0.069 R)
• M14: 13,871,911 km (0.119 R)
• M15: 14,397,897 km (0.103 R)
• M16: 18,778,722 km (0.111 R)
• M17: 20,215,908 km (0.116 R)
• M18: 21,167,949 km (0.098 R)
• M19: 22,007,492 km (0.082 R)
• M20: 23,161,341 km (0.08 R)
• M21: 23,678,800 km (0.084 R)
• M22: 24,279,435 km (0.071 R)
• M23: 26,784,601 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.1

Radius: 8.3

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.66 AU - 7.76 AU

Year: 6381 Days

Day: 9.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,965,462 km

• M1: 107,112 km (0.093 R)
• M2: 516,262 km (0.098 R)
• M3: 843,283 km (0.063 R)
• M4: 1,133,353 km (0.099 R)
• M5: 2,015,233 km (0.074 R)
• M6: 2,489,907 km (0.08 R)
• M7: 3,121,659 km (0.113 R)
• M8: 3,615,033 km (0.085 R)
• M9: 5,923,926 km (0.067 R)
• M10: 7,157,361 km (0.085 R)
• M11: 8,137,675 km (0.102 R)
• M12: 10,076,165 km (0.091 R)
• M13: 10,507,605 km (0.086 R)
• M14: 11,101,957 km (0.1 R)
• M15: 12,686,049 km (0.069 R)
• M16: 13,764,051 km (0.066 R)
• M17: 15,211,411 km (0.025 R)
• M18: 15,779,434 km (0.1 R)
• M19: 16,824,225 km (0.119 R)
• M20: 19,489,311 km (0.054 R)
• M21: 20,084,262 km (0.098 R)
• M22: 21,154,485 km (0.073 R)
• M23: 21,467,145 km (0.088 R)
• M24: 25,817,152 km (0.106 R)
• M25: 31,526,704 km (0.067 R)
• M26: 38,024,338 km (0.037 R)

Asteroid Belt

Center: 9.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.5

Radius: 5

Gravity: 31.26 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 12.26 AU - 12.58 AU

Year: 16068 Days

Day: 18.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,965,462 km

• M1: 62,382 km (0.113 R)
• M2: 489,783 km (0.082 R)
• M3: 725,550 km (0.057 R)
• M4: 1,134,849 km (0.056 R)
• M5: 1,413,401 km (0.074 R)
• M6: 4,134,287 km (0.027 R)
• M7: 4,622,425 km (0.082 R)
• M8: 5,909,864 km (0.068 R)
• M9: 8,591,705 km (0.063 R)
• M10: 10,574,176 km (0.112 R)
• M11: 10,752,048 km (0.119 R)
• M12: 11,421,199 km (0.051 R)
• M13: 14,377,103 km (0.112 R)
• M14: 23,608,190 km (0.085 R)
• M15: 30,196,629 km (0.075 R)
• M16: 32,016,338 km (0.116 R)
• M17: 35,209,504 km (0.053 R)
• M18: 44,955,507 km (0.093 R)
• M19: 45,579,030 km (0.088 R)
• M20: 54,393,187 km (0.084 R)
• M21: 56,174,449 km (0.104 R)
• M22: 65,866,446 km (0.054 R)
• M23: 68,709,404 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.2

Radius: 7.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 9.76 AU - 16.1 AU

Year: 17068 Days

Day: 21.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 46,965,462 km

• M1: 108,608 km (0.114 R)
• M2: 348,862 km (0.054 R)
• M3: 955,781 km (0.075 R)
• M4: 1,384,229 km (0.049 R)
• M5: 1,672,803 km (0.073 R)
• M6: 2,788,953 km (0.059 R)
• M7: 3,276,642 km (0.055 R)
• M8: 4,279,696 km (0.075 R)
• M9: 4,685,405 km (0.104 R)
• M10: 5,053,416 km (0.111 R)
• M11: 6,058,415 km (0.077 R)
• M12: 6,875,817 km (0.061 R)
• M13: 7,639,215 km (0.071 R)
• M14: 9,050,671 km (0.11 R)
• M15: 10,472,898 km (0.098 R)
• M16: 11,264,271 km (0.059 R)
• M17: 12,847,016 km (0.051 R)
• M18: 13,084,727 km (0.102 R)
• M19: 13,939,679 km (0.094 R)
• M20: 14,572,777 km (0.076 R)
• M21: 14,961,881 km (0.051 R)
• M22: 15,491,159 km (0.118 R)
• M23: 18,029,236 km (0.078 R)
• M24: 18,327,385 km (0.113 R)
• M25: 21,408,652 km (0.026 R)
• M26: 26,126,670 km (0.098 R)
• M27: 27,088,434 km (0.091 R)
• M28: 28,675,967 km (0.074 R)
• M29: 36,354,527 km (0.112 R)
• M30: 38,283,890 km (0.09 R)
• M31: 40,662,197 km (0.051 R)
• M32: 40,918,159 km (0.117 R)
• M33: 45,711,275 km (0.051 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 19,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit