🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.89 AU - 1.09 AU

Year: 353 Days

Day: 25.7 Hours

Environment

Temp: 72 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,127,584 km

• M1: 114,891 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.1 AU - 1.8 AU

Year: 625 Days

Day: 38.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 47.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 112,127,584 km

• M1: 41,588 km (0.054 R)

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.8

Radius: 12.2

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.39 AU - 6.35 AU

Year: 5094 Days

Day: 8.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 112,127,584 km

• M1: 151,692 km (0.115 R)
• M2: 590,014 km (0.102 R)
• M3: 978,520 km (0.106 R)
• M4: 1,523,804 km (0.099 R)
• M5: 2,072,379 km (0.103 R)
• M6: 2,576,674 km (0.082 R)
• M7: 2,970,116 km (0.042 R)
• M8: 3,487,426 km (0.107 R)
• M9: 4,704,404 km (0.119 R)
• M10: 7,630,539 km (0.086 R)
• M11: 8,645,710 km (0.03 R)
• M12: 11,268,460 km (0.059 R)
• M13: 13,782,601 km (0.119 R)
• M14: 14,660,591 km (0.093 R)
• M15: 16,406,847 km (0.11 R)
• M16: 17,645,518 km (0.079 R)
• M17: 20,518,694 km (0.047 R)
• M18: 23,382,297 km (0.114 R)
• M19: 24,079,273 km (0.114 R)
• M20: 26,336,107 km (0.08 R)
• M21: 27,345,294 km (0.067 R)
• M22: 30,071,416 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.2

Radius: 8.2

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 10.74 AU - 11.46 AU

Year: 13245 Days

Day: 8.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 112,127,584 km

• M1: 103,372 km (0.118 R)
• M2: 459,116 km (0.097 R)
• M3: 730,337 km (0.07 R)
• M4: 2,213,450 km (0.068 R)
• M5: 3,025,916 km (0.069 R)
• M6: 3,677,864 km (0.057 R)
• M7: 7,793,899 km (0.118 R)
• M8: 9,300,948 km (0.068 R)
• M9: 10,251,792 km (0.026 R)
• M10: 13,617,595 km (0.101 R)
• M11: 14,447,414 km (0.048 R)
• M12: 17,139,428 km (0.096 R)
• M13: 17,507,140 km (0.117 R)
• M14: 21,564,234 km (0.101 R)
• M15: 23,044,954 km (0.111 R)
• M16: 25,821,191 km (0.06 R)
• M17: 28,916,371 km (0.039 R)
• M18: 29,437,719 km (0.095 R)
• M19: 33,721,754 km (0.073 R)
• M20: 37,533,358 km (0.105 R)
• M21: 39,798,718 km (0.111 R)
• M22: 44,738,739 km (0.099 R)
• M23: 45,296,141 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.3

Radius: 10.1

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.34 AU - 14.76 AU

Year: 15924 Days

Day: 10.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 112,127,584 km

• M1: 125,662 km (0.106 R)
• M2: 1,305,690 km (0.098 R)
• M3: 2,448,169 km (0.035 R)
• M4: 12,396,876 km (0.03 R)
• M5: 18,072,470 km (0.033 R)
• M6: 20,319,430 km (0.108 R)
• M7: 26,694,693 km (0.094 R)
• M8: 28,356,725 km (0.096 R)
• M9: 32,708,078 km (0.097 R)
• M10: 36,138,956 km (0.088 R)
• M11: 37,032,654 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.7

Radius: 7.1

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 16.44 AU - 17.84 AU

Year: 25415 Days

Day: 16.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 112,127,584 km

• M1: 88,562 km (0.086 R)
• M2: 373,845 km (0.05 R)
• M3: 685,607 km (0.048 R)
• M4: 908,957 km (0.062 R)
• M5: 1,410,409 km (0.094 R)
• M6: 1,799,513 km (0.092 R)
• M7: 4,867,017 km (0.115 R)
• M8: 8,117,629 km (0.076 R)
• M9: 8,445,249 km (0.107 R)
• M10: 9,303,192 km (0.097 R)
• M11: 10,600,206 km (0.118 R)
• M12: 11,325,606 km (0.112 R)
• M13: 12,655,980 km (0.095 R)
• M14: 16,216,708 km (0.103 R)
• M15: 16,562,279 km (0.118 R)
• M16: 17,719,569 km (0.086 R)
• M17: 18,739,976 km (0.092 R)
• M18: 23,434,506 km (0.104 R)
• M19: 24,549,609 km (0.102 R)
• M20: 29,237,258 km (0.068 R)
• M21: 30,528,886 km (0.042 R)
• M22: 35,929,968 km (0.084 R)
• M23: 43,244,107 km (0.111 R)
• M24: 45,772,161 km (0.06 R)
• M25: 48,041,411 km (0.112 R)
• M26: 66,944,000 km (0.057 R)
• M27: 69,182,283 km (0.107 R)
• M28: 72,632,609 km (0.091 R)
• M29: 73,807,700 km (0.107 R)
• M30: 80,372,952 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.2

Radius: 7.9

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 19.78 AU - 20.72 AU

Year: 32637 Days

Day: 20.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 112,127,584 km

• M1: 100,979 km (0.043 R)
• M2: 373,845 km (0.116 R)
• M3: 1,685,968 km (0.086 R)
• M4: 2,044,704 km (0.077 R)
• M5: 2,584,004 km (0.114 R)
• M6: 3,633,283 km (0.075 R)
• M7: 3,979,603 km (0.088 R)
• M8: 5,681,278 km (0.045 R)
• M9: 9,511,881 km (0.057 R)
• M10: 14,526,252 km (0.109 R)
• M11: 17,061,637 km (0.111 R)
• M12: 18,839,009 km (0.115 R)
• M13: 24,055,338 km (0.115 R)
• M14: 29,328,663 km (0.061 R)
• M15: 35,168,664 km (0.043 R)
• M16: 36,581,766 km (0.097 R)
• M17: 36,900,858 km (0.094 R)
• M18: 50,057,093 km (0.118 R)
• M19: 60,744,515 km (0.096 R)
• M20: 80,145,114 km (0.092 R)
• M21: 87,618,874 km (0.106 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 11,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit