🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 45.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 96.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.45 AU - 0.75 AU

Year: 300 Days

Day: 47.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.5 AU - 0.72 AU

Year: 308 Days

Day: 33 Hours

Environment

Temp: -124 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.9

Radius: 12.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.2 AU - 1.24 AU

Year: 870 Days

Day: 13.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,982,911 km

• M1: 160,369 km (0.095 R)
• M2: 569,669 km (0.087 R)
• M3: 1,004,251 km (0.112 R)
• M4: 1,748,650 km (0.113 R)
• M5: 2,327,144 km (0.05 R)
• M6: 2,973,407 km (0.102 R)
• M7: 3,383,904 km (0.047 R)
• M8: 3,901,662 km (0.114 R)
• M9: 4,365,864 km (0.077 R)
• M10: 4,818,248 km (0.035 R)
• M11: 5,582,843 km (0.032 R)
• M12: 6,466,069 km (0.114 R)
• M13: 6,910,524 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.5

Radius: 10.7

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.96 AU - 3 AU

Year: 2522 Days

Day: 13.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,982,911 km

• M1: 135,536 km (0.11 R)
• M2: 480,209 km (0.059 R)
• M3: 1,032,973 km (0.053 R)
• M4: 1,606,532 km (0.069 R)
• M5: 2,043,956 km (0.088 R)
• M6: 2,659,252 km (0.09 R)
• M7: 3,394,076 km (0.112 R)
• M8: 4,669,548 km (0.098 R)
• M9: 5,428,009 km (0.094 R)
• M10: 7,160,652 km (0.118 R)
• M11: 7,535,544 km (0.055 R)
• M12: 7,923,451 km (0.078 R)
• M13: 10,873,820 km (0.116 R)
• M14: 11,643,352 km (0.119 R)
• M15: 12,739,605 km (0.066 R)
• M16: 13,551,323 km (0.066 R)
• M17: 14,306,493 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207

Radius: 10.4

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3 AU - 4.02 AU

Year: 4246 Days

Day: 7 Hours

Environment

Temp: -213 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,982,911 km

• M1: 129,552 km (0.099 R)
• M2: 529,576 km (0.093 R)
• M3: 1,028,485 km (0.064 R)
• M4: 1,437,636 km (0.064 R)
• M5: 1,862,643 km (0.066 R)
• M6: 2,536,731 km (0.108 R)
• M7: 2,986,123 km (0.078 R)
• M8: 3,331,844 km (0.063 R)
• M9: 4,387,706 km (0.104 R)
• M10: 4,836,649 km (0.099 R)
• M11: 5,653,304 km (0.105 R)
• M12: 6,668,774 km (0.031 R)
• M13: 7,381,159 km (0.104 R)
• M14: 7,832,346 km (0.067 R)
• M15: 8,462,602 km (0.036 R)
• M16: 11,287,459 km (0.063 R)
• M17: 12,050,856 km (0.059 R)
• M18: 13,590,967 km (0.114 R)
• M19: 14,454,745 km (0.118 R)
• M20: 16,493,764 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.4

Radius: 8.9

Gravity: 10.84 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.85 AU - 5.51 AU

Year: 7612 Days

Day: 14.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,982,911 km

• M1: 151,094 km (0.113 R)
• M2: 520,152 km (0.049 R)
• M3: 1,202,767 km (0.114 R)
• M4: 1,740,721 km (0.111 R)
• M5: 2,166,177 km (0.116 R)
• M6: 3,050,749 km (0.101 R)
• M7: 4,515,462 km (0.065 R)
• M8: 4,892,898 km (0.075 R)
• M9: 6,654,263 km (0.108 R)
• M10: 7,143,897 km (0.06 R)
• M11: 11,428,529 km (0.105 R)
• M12: 11,803,422 km (0.087 R)
• M13: 16,351,346 km (0.096 R)
• M14: 17,243,249 km (0.113 R)
• M15: 20,268,866 km (0.087 R)
• M16: 22,277,965 km (0.095 R)
• M17: 29,897,134 km (0.1 R)
• M18: 31,646,831 km (0.11 R)
• M19: 33,572,754 km (0.067 R)
• M20: 34,675,739 km (0.048 R)
• M21: 42,186,899 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.4

Radius: 3.4

Gravity: 64.91 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.21 AU - 8.51 AU

Year: 11601 Days

Day: 24.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 73,982,911 km

• M1: 153,936 km (0.105 R)
• M2: 349,760 km (0.108 R)
• M3: 591,660 km (0.097 R)
• M4: 834,158 km (0.116 R)
• M5: 1,238,970 km (0.053 R)
• M6: 1,456,036 km (0.108 R)
• M7: 1,713,943 km (0.086 R)
• M8: 1,862,194 km (0.087 R)
• M9: 2,166,028 km (0.115 R)
• M10: 2,501,725 km (0.082 R)
• M11: 3,009,909 km (0.113 R)
• M12: 4,109,902 km (0.114 R)
• M13: 4,256,658 km (0.119 R)
• M14: 5,738,126 km (0.076 R)
• M15: 7,619,169 km (0.05 R)
• M16: 7,975,661 km (0.051 R)
• M17: 8,389,897 km (0.09 R)
• M18: 9,564,390 km (0.089 R)
• M19: 10,244,313 km (0.086 R)
• M20: 12,233,964 km (0.118 R)
• M21: 18,820,459 km (0.082 R)
• M22: 19,801,373 km (0.061 R)
• M23: 20,644,506 km (0.109 R)
• M24: 21,864,626 km (0.099 R)
• M25: 24,351,990 km (0.119 R)
• M26: 24,735,709 km (0.097 R)
• M27: 27,329,586 km (0.082 R)
• M28: 27,848,242 km (0.119 R)
• M29: 28,905,450 km (0.076 R)
• M30: 30,319,300 km (0.085 R)
• M31: 33,875,690 km (0.077 R)
• M32: 33,994,770 km (0.098 R)
• M33: 37,700,159 km (0.116 R)
• M34: 40,180,791 km (0.101 R)
• M35: 41,665,700 km (0.082 R)
• M36: 42,768,236 km (0.049 R)
• M37: 42,907,362 km (0.053 R)
• M38: 46,338,838 km (0.103 R)
• M39: 48,422,587 km (0.052 R)
• M40: 49,948,635 km (0.113 R)
• M41: 52,935,955 km (0.085 R)
• M42: 53,903,554 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.8

Radius: 3.8

Gravity: 62.04 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.36 AU - 8.44 AU

Year: 14337 Days

Day: 17.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 73,982,911 km

• M1: 71,059 km (0.094 R)
• M2: 314,904 km (0.046 R)
• M3: 462,108 km (0.104 R)
• M4: 629,508 km (0.098 R)
• M5: 933,790 km (0.096 R)
• M6: 1,244,953 km (0.04 R)
• M7: 1,447,509 km (0.059 R)
• M8: 1,827,488 km (0.08 R)
• M9: 2,375,913 km (0.094 R)
• M10: 2,805,858 km (0.052 R)
• M11: 3,997,853 km (0.096 R)
• M12: 4,246,036 km (0.112 R)
• M13: 4,504,242 km (0.101 R)
• M14: 4,841,885 km (0.061 R)
• M15: 6,786,807 km (0.105 R)
• M16: 8,076,041 km (0.046 R)
• M17: 10,534,233 km (0.076 R)
• M18: 11,868,945 km (0.038 R)
• M19: 12,974,474 km (0.075 R)
• M20: 13,380,482 km (0.114 R)
• M21: 15,089,788 km (0.1 R)
• M22: 16,859,381 km (0.108 R)
• M23: 17,424,113 km (0.097 R)
• M24: 22,020,956 km (0.025 R)
• M25: 26,599,549 km (0.1 R)
• M26: 32,018,133 km (0.12 R)
• M27: 32,140,803 km (0.082 R)
• M28: 33,637,231 km (0.072 R)
• M29: 39,239,671 km (0.107 R)
• M30: 40,087,442 km (0.097 R)
• M31: 41,091,992 km (0.067 R)
• M32: 42,408,154 km (0.046 R)
• M33: 46,210,782 km (0.115 R)
• M34: 46,681,866 km (0.053 R)
• M35: 51,233,830 km (0.102 R)
• M36: 51,401,679 km (0.069 R)
• M37: 53,100,063 km (0.105 R)
• M38: 55,187,253 km (0.066 R)
• M39: 55,717,428 km (0.057 R)
• M40: 57,872,086 km (0.085 R)
• M41: 62,922,061 km (0.065 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.2

Radius: 7.5

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.9 AU - 10.36 AU

Year: 20818 Days

Day: 15.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,982,911 km

• M1: 93,499 km (0.12 R)
• M2: 337,642 km (0.04 R)
• M3: 666,758 km (0.073 R)
• M4: 1,289,833 km (0.078 R)
• M5: 2,148,674 km (0.089 R)
• M6: 2,700,690 km (0.083 R)
• M7: 3,656,920 km (0.075 R)
• M8: 4,647,108 km (0.103 R)
• M9: 5,111,610 km (0.063 R)
• M10: 5,567,584 km (0.11 R)
• M11: 7,145,542 km (0.096 R)
• M12: 7,764,728 km (0.092 R)
• M13: 10,785,258 km (0.064 R)
• M14: 12,793,460 km (0.081 R)
• M15: 15,423,540 km (0.099 R)
• M16: 17,280,648 km (0.1 R)
• M17: 20,385,253 km (0.091 R)
• M18: 25,546,230 km (0.083 R)
• M19: 26,205,358 km (0.11 R)
• M20: 27,329,137 km (0.077 R)
• M21: 28,018,634 km (0.111 R)
• M22: 28,601,916 km (0.096 R)
• M23: 29,432,334 km (0.041 R)
• M24: 36,662,249 km (0.057 R)
• M25: 39,652,860 km (0.037 R)
• M26: 50,275,506 km (0.063 R)
• M27: 50,791,020 km (0.112 R)
• M28: 53,600,468 km (0.078 R)
• M29: 54,318,688 km (0.069 R)
• M30: 57,255,892 km (0.119 R)
• M31: 64,449,904 km (0.113 R)
• M32: 65,058,319 km (0.108 R)
• M33: 69,850,687 km (0.073 R)
• M34: 71,354,744 km (0.114 R)
• M35: 73,099,803 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 16,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit