🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.01 AU - 1.11 AU

Year: 420 Days

Day: 24.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.7

Radius: 11.7

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.24 AU - 6.36 AU

Year: 4698 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 110.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,786,357 km

• M1: 145,559 km (0.05 R)
• M2: 635,342 km (0.113 R)
• M3: 1,729,950 km (0.107 R)
• M4: 2,476,294 km (0.115 R)
• M5: 2,844,604 km (0.112 R)
• M6: 3,211,268 km (0.094 R)
• M7: 3,821,478 km (0.085 R)
• M8: 4,880,631 km (0.119 R)
• M9: 7,993,912 km (0.108 R)
• M10: 8,543,086 km (0.056 R)
• M11: 9,195,632 km (0.064 R)
• M12: 9,881,089 km (0.095 R)
• M13: 10,774,787 km (0.077 R)
• M14: 12,191,179 km (0.12 R)
• M15: 13,068,720 km (0.057 R)
• M16: 13,625,374 km (0.111 R)
• M17: 14,040,059 km (0.055 R)
• M18: 14,786,254 km (0.072 R)
• M19: 16,474,017 km (0.046 R)
• M20: 18,161,780 km (0.117 R)
• M21: 18,601,298 km (0.102 R)
• M22: 23,468,316 km (0.06 R)
• M23: 24,519,241 km (0.075 R)
• M24: 25,444,653 km (0.071 R)
• M25: 25,995,173 km (0.083 R)
• M26: 26,795,372 km (0.086 R)

Planet 3 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.8

Radius: 7.8

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 12.85 AU - 15.45 AU

Year: 20493 Days

Day: 19.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,786,357 km

• M1: 100,380 km (0.1 R)
• M2: 490,531 km (0.111 R)
• M3: 1,284,447 km (0.111 R)
• M4: 1,789,939 km (0.117 R)
• M5: 2,640,103 km (0.069 R)
• M6: 4,212,377 km (0.108 R)
• M7: 5,179,078 km (0.065 R)
• M8: 6,409,371 km (0.087 R)
• M9: 9,117,541 km (0.058 R)
• M10: 10,261,965 km (0.04 R)
• M11: 10,898,205 km (0.118 R)
• M12: 14,840,857 km (0.062 R)
• M13: 29,781,944 km (0.118 R)
• M14: 38,925,067 km (0.074 R)
• M15: 42,638,684 km (0.074 R)
• M16: 51,093,058 km (0.06 R)
• M17: 54,835,548 km (0.056 R)
• M18: 57,130,679 km (0.104 R)
• M19: 57,669,231 km (0.067 R)
• M20: 60,599,255 km (0.05 R)
• M21: 64,982,772 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.5

Radius: 6.6

Gravity: 21.34 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.95 AU - 16.51 AU

Year: 21766 Days

Day: 19.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,786,357 km

• M1: 82,129 km (0.08 R)
• M2: 575,802 km (0.094 R)
• M3: 860,487 km (0.03 R)
• M4: 1,123,630 km (0.116 R)
• M5: 1,893,759 km (0.104 R)
• M6: 4,032,261 km (0.11 R)
• M7: 4,376,486 km (0.089 R)
• M8: 5,823,696 km (0.111 R)
• M9: 7,260,882 km (0.043 R)
• M10: 9,564,839 km (0.068 R)
• M11: 10,177,742 km (0.076 R)
• M12: 10,881,899 km (0.08 R)
• M13: 14,025,399 km (0.116 R)
• M14: 15,386,889 km (0.118 R)
• M15: 16,142,059 km (0.09 R)
• M16: 17,545,586 km (0.117 R)
• M17: 18,092,217 km (0.095 R)
• M18: 19,800,325 km (0.077 R)
• M19: 22,666,770 km (0.099 R)
• M20: 25,565,528 km (0.085 R)
• M21: 26,983,118 km (0.118 R)
• M22: 39,479,327 km (0.119 R)
• M23: 44,318,220 km (0.048 R)
• M24: 45,843,519 km (0.096 R)
• M25: 46,879,485 km (0.087 R)
• M26: 49,177,757 km (0.11 R)
• M27: 56,916,455 km (0.046 R)
• M28: 66,961,653 km (0.094 R)
• M29: 77,151,212 km (0.031 R)
• M30: 84,919,381 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.3

Radius: 7.7

Gravity: 14.38 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.78 AU - 17.76 AU

Year: 22974 Days

Day: 19 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,786,357 km

• M1: 96,191 km (0.106 R)
• M2: 593,006 km (0.111 R)
• M3: 962,214 km (0.034 R)
• M4: 2,043,058 km (0.067 R)
• M5: 2,468,664 km (0.025 R)
• M6: 4,244,391 km (0.082 R)
• M7: 4,900,228 km (0.107 R)
• M8: 5,212,588 km (0.09 R)
• M9: 5,621,738 km (0.083 R)
• M10: 6,052,131 km (0.112 R)
• M11: 8,321,082 km (0.09 R)
• M12: 9,227,945 km (0.107 R)
• M13: 10,516,132 km (0.101 R)
• M14: 12,776,257 km (0.052 R)
• M15: 13,444,809 km (0.098 R)
• M16: 15,095,323 km (0.08 R)
• M17: 15,842,415 km (0.118 R)
• M18: 16,440,208 km (0.069 R)
• M19: 19,560,370 km (0.118 R)
• M20: 20,348,003 km (0.103 R)
• M21: 21,465,350 km (0.113 R)
• M22: 21,986,549 km (0.118 R)
• M23: 22,623,088 km (0.083 R)
• M24: 23,932,967 km (0.109 R)
• M25: 24,833,845 km (0.102 R)
• M26: 25,408,151 km (0.116 R)
• M27: 28,915,772 km (0.116 R)
• M28: 29,551,414 km (0.113 R)
• M29: 32,323,612 km (0.049 R)
• M30: 40,238,386 km (0.067 R)
• M31: 42,482,953 km (0.086 R)
• M32: 43,304,395 km (0.037 R)
• M33: 44,640,603 km (0.06 R)
• M34: 45,832,150 km (0.1 R)
• M35: 83,202,446 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.4

Radius: 7.1

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 14.77 AU - 18.69 AU

Year: 26346 Days

Day: 23.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,786,357 km

• M1: 100,829 km (0.11 R)
• M2: 601,383 km (0.056 R)
• M3: 1,080,545 km (0.094 R)
• M4: 1,365,230 km (0.064 R)
• M5: 2,805,858 km (0.096 R)
• M6: 4,502,896 km (0.04 R)
• M7: 6,744,171 km (0.087 R)
• M8: 7,074,633 km (0.12 R)
• M9: 7,615,579 km (0.085 R)
• M10: 10,615,465 km (0.1 R)
• M11: 13,124,371 km (0.079 R)
• M12: 13,639,885 km (0.081 R)
• M13: 17,722,261 km (0.027 R)
• M14: 19,371,578 km (0.108 R)
• M15: 20,822,079 km (0.115 R)
• M16: 29,297,397 km (0.072 R)
• M17: 30,688,058 km (0.027 R)
• M18: 31,334,620 km (0.104 R)
• M19: 32,923,051 km (0.102 R)
• M20: 52,045,698 km (0.104 R)
• M21: 55,214,480 km (0.096 R)
• M22: 65,275,834 km (0.114 R)
• M23: 70,288,111 km (0.115 R)
• M24: 76,256,168 km (0.092 R)
• M25: 77,918,799 km (0.064 R)
• M26: 82,057,125 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.9

Radius: 3.8

Gravity: 30.95 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 18.41 AU - 18.63 AU

Year: 30685 Days

Day: 18.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,786,357 km

• M1: 61,036 km (0.115 R)
• M2: 386,860 km (0.051 R)
• M3: 593,754 km (0.083 R)
• M4: 1,912,010 km (0.113 R)
• M5: 2,815,881 km (0.069 R)
• M6: 3,031,451 km (0.037 R)
• M7: 4,106,761 km (0.098 R)
• M8: 6,006,205 km (0.054 R)
• M9: 10,369,676 km (0.087 R)
• M10: 15,046,554 km (0.066 R)
• M11: 18,622,392 km (0.117 R)
• M12: 40,259,330 km (0.056 R)
• M13: 41,683,951 km (0.034 R)
• M14: 43,306,040 km (0.113 R)
• M15: 44,801,421 km (0.107 R)
• M16: 52,984,723 km (0.087 R)
• M17: 61,900,607 km (0.114 R)
• M18: 65,296,778 km (0.067 R)
• M19: 66,164,894 km (0.101 R)
• M20: 69,039,118 km (0.108 R)
• M21: 70,166,488 km (0.05 R)
• M22: 71,765,240 km (0.096 R)
• M23: 74,562,122 km (0.081 R)
• M24: 85,180,429 km (0.05 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 - 16,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit