🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.49 AU - 0.57 AU

Year: 249 Days

Day: 38.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317

Radius: 14.1

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.05 AU - 1.15 AU

Year: 745 Days

Day: 12 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,399,909 km

• M1: 178,321 km (0.105 R)
• M2: 697,575 km (0.077 R)
• M3: 1,267,543 km (0.112 R)
• M4: 1,735,036 km (0.049 R)
• M5: 2,404,337 km (0.089 R)
• M6: 2,946,629 km (0.068 R)
• M7: 3,532,903 km (0.087 R)
• M8: 4,016,254 km (0.064 R)
• M9: 4,709,491 km (0.108 R)
• M10: 5,166,213 km (0.067 R)
• M11: 5,792,280 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.3

Radius: 9.1

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.16 AU - 3.58 AU

Year: 3139 Days

Day: 5.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,399,909 km

• M1: 113,246 km (0.077 R)
• M2: 483,052 km (0.062 R)
• M3: 1,024,745 km (0.12 R)
• M4: 1,475,334 km (0.101 R)
• M5: 2,178,594 km (0.057 R)
• M6: 3,329,450 km (0.096 R)
• M7: 3,867,853 km (0.118 R)
• M8: 5,324,338 km (0.069 R)
• M9: 6,864,597 km (0.115 R)
• M10: 8,358,631 km (0.104 R)
• M11: 9,353,008 km (0.115 R)
• M12: 10,799,021 km (0.101 R)
• M13: 12,022,433 km (0.112 R)
• M14: 12,856,142 km (0.038 R)
• M15: 14,330,878 km (0.113 R)
• M16: 15,056,278 km (0.092 R)
• M17: 15,915,119 km (0.109 R)
• M18: 19,868,841 km (0.098 R)
• M19: 21,099,284 km (0.103 R)
• M20: 21,632,151 km (0.103 R)
• M21: 22,105,928 km (0.104 R)
• M22: 23,426,428 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.7

Radius: 15

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.14 AU - 4.4 AU

Year: 4726 Days

Day: 12.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,399,909 km

• M1: 187,446 km (0.109 R)
• M2: 829,071 km (0.1 R)
• M3: 1,441,525 km (0.066 R)
• M4: 2,021,666 km (0.109 R)
• M5: 2,528,503 km (0.084 R)
• M6: 3,350,544 km (0.056 R)
• M7: 3,945,943 km (0.109 R)
• M8: 6,566,299 km (0.076 R)
• M9: 7,223,782 km (0.074 R)
• M10: 8,463,051 km (0.082 R)
• M11: 9,801,802 km (0.111 R)
• M12: 12,134,781 km (0.118 R)
• M13: 12,669,743 km (0.062 R)
• M14: 15,326,152 km (0.102 R)
• M15: 17,366,218 km (0.097 R)
• M16: 19,400,151 km (0.059 R)
• M17: 20,381,064 km (0.073 R)
• M18: 21,848,769 km (0.079 R)

Asteroid Belt

Center: 5.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.4

Radius: 7.4

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.27 AU - 6.43 AU

Year: 10332 Days

Day: 21.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,399,909 km

• M1: 92,152 km (0.056 R)
• M2: 412,292 km (0.066 R)
• M3: 783,145 km (0.076 R)
• M4: 1,223,411 km (0.104 R)
• M5: 1,865,485 km (0.079 R)
• M6: 2,499,481 km (0.069 R)
• M7: 3,549,808 km (0.119 R)
• M8: 5,922,729 km (0.054 R)
• M9: 10,737,537 km (0.111 R)
• M10: 12,621,722 km (0.105 R)
• M11: 13,023,392 km (0.042 R)
• M12: 13,671,749 km (0.099 R)
• M13: 15,289,800 km (0.089 R)
• M14: 16,824,076 km (0.12 R)
• M15: 19,503,224 km (0.09 R)
• M16: 24,254,901 km (0.119 R)
• M17: 29,223,645 km (0.115 R)
• M18: 33,503,341 km (0.037 R)
• M19: 34,384,472 km (0.117 R)
• M20: 35,394,108 km (0.109 R)
• M21: 39,753,091 km (0.082 R)
• M22: 43,021,655 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.1

Radius: 7.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.37 AU - 7.89 AU

Year: 11023 Days

Day: 21.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,399,909 km

• M1: 99,632 km (0.098 R)
• M2: 592,408 km (0.055 R)
• M3: 897,288 km (0.075 R)
• M4: 1,412,653 km (0.101 R)
• M5: 1,751,791 km (0.099 R)
• M6: 2,226,764 km (0.115 R)
• M7: 3,686,241 km (0.108 R)
• M8: 4,152,538 km (0.046 R)
• M9: 4,853,853 km (0.118 R)
• M10: 6,700,040 km (0.11 R)
• M11: 9,408,808 km (0.091 R)
• M12: 11,814,342 km (0.104 R)
• M13: 13,954,789 km (0.114 R)
• M14: 14,364,537 km (0.114 R)
• M15: 32,737,549 km (0.091 R)
• M16: 33,879,729 km (0.098 R)
• M17: 37,129,294 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.8

Radius: 3.7

Gravity: 61.05 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.54 AU - 8.54 AU

Year: 16114 Days

Day: 16.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,399,909 km

• M1: 50,115 km (0.093 R)
• M2: 323,580 km (0.096 R)
• M3: 1,132,157 km (0.066 R)
• M4: 1,311,375 km (0.06 R)
• M5: 1,446,163 km (0.117 R)
• M6: 1,815,669 km (0.06 R)
• M7: 1,983,817 km (0.114 R)
• M8: 2,203,427 km (0.065 R)
• M9: 2,329,837 km (0.046 R)
• M10: 4,685,106 km (0.114 R)
• M11: 6,079,957 km (0.031 R)
• M12: 6,456,943 km (0.103 R)
• M13: 6,673,112 km (0.087 R)
• M14: 7,303,817 km (0.066 R)
• M15: 8,424,903 km (0.088 R)
• M16: 9,053,065 km (0.063 R)
• M17: 9,323,687 km (0.078 R)
• M18: 12,938,421 km (0.101 R)
• M19: 15,015,587 km (0.109 R)
• M20: 15,858,421 km (0.05 R)
• M21: 16,093,739 km (0.116 R)
• M22: 17,890,260 km (0.109 R)
• M23: 18,060,053 km (0.065 R)
• M24: 21,491,380 km (0.078 R)
• M25: 23,971,114 km (0.104 R)
• M26: 24,803,327 km (0.117 R)
• M27: 28,670,881 km (0.118 R)
• M28: 29,845,374 km (0.073 R)
• M29: 33,048,862 km (0.096 R)
• M30: 33,432,581 km (0.101 R)
• M31: 34,078,844 km (0.114 R)
• M32: 36,202,386 km (0.115 R)
• M33: 37,434,922 km (0.09 R)
• M34: 40,564,959 km (0.101 R)
• M35: 43,557,814 km (0.07 R)
• M36: 48,317,868 km (0.095 R)
• M37: 48,646,984 km (0.106 R)
• M38: 49,810,705 km (0.086 R)
• M39: 60,938,992 km (0.069 R)
• M40: 67,486,292 km (0.094 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: 315 - 20,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit