🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.47 AU - 0.59 AU

Year: 145 Days

Day: 25.3 Hours

Environment

Temp: 156 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,591,471 km

• M1: 19,747 km (0.073 R)

Asteroid Belt

Center: 0.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.03 AU - 1.17 AU

Year: 435 Days

Day: 40.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,591,471 km

• M1: 168,746 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.83 AU - 2.33 AU

Year: 1130 Days

Day: 19.6 Hours

Environment

Temp: -78 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.56 AU - 2.94 AU

Year: 1718 Days

Day: 14.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.4

Radius: 12.1

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.49 AU - 6.15 AU

Year: 5289 Days

Day: 14.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,591,471 km

• M1: 150,795 km (0.115 R)
• M2: 605,423 km (0.098 R)
• M3: 1,066,034 km (0.12 R)
• M4: 1,561,503 km (0.084 R)
• M5: 1,942,080 km (0.053 R)
• M6: 2,353,025 km (0.118 R)
• M7: 2,748,861 km (0.115 R)
• M8: 3,905,103 km (0.074 R)
• M9: 5,390,610 km (0.09 R)
• M10: 6,841,111 km (0.06 R)
• M11: 8,223,993 km (0.114 R)
• M12: 9,272,375 km (0.074 R)
• M13: 10,362,345 km (0.067 R)
• M14: 12,180,259 km (0.059 R)
• M15: 12,848,512 km (0.096 R)
• M16: 14,090,324 km (0.113 R)
• M17: 17,000,900 km (0.109 R)
• M18: 19,866,597 km (0.064 R)
• M19: 20,504,931 km (0.095 R)
• M20: 23,273,539 km (0.087 R)
• M21: 23,744,922 km (0.098 R)
• M22: 24,383,256 km (0.079 R)
• M23: 28,367,496 km (0.12 R)
• M24: 30,748,197 km (0.087 R)
• M25: 31,890,825 km (0.115 R)
• M26: 32,864,259 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.3

Radius: 12.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.48 AU - 11.16 AU

Year: 11593 Days

Day: 12.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,591,471 km

• M1: 159,172 km (0.084 R)
• M2: 674,088 km (0.1 R)
• M3: 1,217,876 km (0.101 R)
• M4: 2,004,013 km (0.083 R)
• M5: 2,457,893 km (0.116 R)
• M6: 3,042,970 km (0.078 R)
• M7: 3,506,873 km (0.027 R)
• M8: 4,173,033 km (0.11 R)
• M9: 5,438,481 km (0.088 R)
• M10: 6,092,224 km (0.09 R)
• M11: 7,132,826 km (0.105 R)
• M12: 9,110,959 km (0.036 R)
• M13: 9,704,414 km (0.106 R)
• M14: 10,568,790 km (0.044 R)
• M15: 11,800,280 km (0.084 R)
• M16: 12,617,234 km (0.07 R)
• M17: 16,135,028 km (0.093 R)
• M18: 16,801,636 km (0.114 R)
• M19: 17,765,495 km (0.072 R)
• M20: 19,652,971 km (0.094 R)
• M21: 21,670,598 km (0.039 R)
• M22: 30,220,715 km (0.099 R)
• M23: 33,974,275 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.8

Radius: 14.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 9.22 AU - 12.86 AU

Year: 13819 Days

Day: 8.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,591,471 km

• M1: 181,313 km (0.096 R)
• M2: 1,309,580 km (0.08 R)
• M3: 1,920,537 km (0.088 R)
• M4: 2,630,529 km (0.073 R)
• M5: 4,646,510 km (0.117 R)
• M6: 5,630,565 km (0.119 R)
• M7: 6,792,043 km (0.07 R)
• M8: 9,641,583 km (0.094 R)
• M9: 36,836,830 km (0.113 R)
• M10: 41,570,256 km (0.041 R)
• M11: 42,740,112 km (0.112 R)
• M12: 48,438,594 km (0.033 R)
• M13: 54,798,298 km (0.084 R)
• M14: 61,505,070 km (0.074 R)
• M15: 65,545,110 km (0.044 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.1

Radius: 6.2

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.99 AU - 15.93 AU

Year: 21798 Days

Day: 23 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 68,591,471 km

• M1: 103,971 km (0.107 R)
• M2: 1,133,952 km (0.119 R)
• M3: 1,526,796 km (0.109 R)
• M4: 10,875,316 km (0.118 R)
• M5: 17,446,552 km (0.046 R)
• M6: 33,429,439 km (0.108 R)
• M7: 36,411,224 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.4

Radius: 6.8

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 13.35 AU - 17.91 AU

Year: 23279 Days

Day: 20.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,591,471 km

• M1: 95,294 km (0.118 R)
• M2: 484,099 km (0.055 R)
• M3: 1,129,464 km (0.103 R)
• M4: 1,738,178 km (0.069 R)
• M5: 2,066,844 km (0.095 R)
• M6: 4,601,930 km (0.106 R)
• M7: 7,380,261 km (0.097 R)
• M8: 11,113,476 km (0.038 R)
• M9: 13,040,596 km (0.054 R)
• M10: 21,530,425 km (0.103 R)
• M11: 27,957,897 km (0.087 R)
• M12: 32,719,897 km (0.1 R)
• M13: 36,222,880 km (0.091 R)
• M14: 38,273,119 km (0.104 R)
• M15: 38,973,387 km (0.064 R)
• M16: 44,731,559 km (0.04 R)
• M17: 49,528,414 km (0.043 R)
• M18: 52,050,485 km (0.068 R)
• M19: 64,365,531 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: 304 - 18,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit