🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.54 AU - 0.88 AU

Year: 224 Days

Day: 46.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 46.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.72 AU - 1.08 AU

Year: 320 Days

Day: 32.6 Hours

Environment

Temp: 43 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.14 AU - 1.28 AU

Year: 499 Days

Day: 12.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,791,908 km

• M1: 11,968 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.06 AU - 1.6 AU

Year: 575 Days

Day: 47.8 Hours

Environment

Temp: -22 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,791,908 km

• M1: 68,067 km (0.058 R)

Asteroid Belt

Center: 3.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.5

Radius: 9.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.88 AU - 6.24 AU

Year: 4265 Days

Day: 9 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,791,908 km

• M1: 115,639 km (0.042 R)
• M2: 417,677 km (0.091 R)
• M3: 840,590 km (0.032 R)
• M4: 1,351,018 km (0.087 R)
• M5: 1,798,615 km (0.053 R)
• M6: 2,458,192 km (0.108 R)
• M7: 2,909,978 km (0.054 R)
• M8: 3,604,261 km (0.094 R)
• M9: 3,980,500 km (0.12 R)
• M10: 6,243,617 km (0.114 R)
• M11: 6,788,303 km (0.069 R)
• M12: 7,240,238 km (0.102 R)
• M13: 7,680,205 km (0.104 R)
• M14: 8,137,975 km (0.058 R)
• M15: 8,683,109 km (0.113 R)
• M16: 9,071,914 km (0.083 R)
• M17: 10,426,523 km (0.097 R)
• M18: 10,947,273 km (0.089 R)
• M19: 11,868,048 km (0.055 R)
• M20: 12,524,783 km (0.087 R)
• M21: 13,113,450 km (0.082 R)
• M22: 13,958,977 km (0.096 R)
• M23: 14,346,137 km (0.053 R)
• M24: 15,091,433 km (0.05 R)
• M25: 15,447,925 km (0.083 R)
• M26: 15,967,030 km (0.063 R)
• M27: 16,497,803 km (0.075 R)
• M28: 19,091,830 km (0.12 R)
• M29: 19,569,197 km (0.081 R)
• M30: 20,610,099 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 8

Gravity: 15.11 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.4 AU - 8.32 AU

Year: 7482 Days

Day: 8.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 42,791,908 km

• M1: 99,632 km (0.094 R)
• M2: 407,505 km (0.103 R)
• M3: 912,996 km (0.116 R)
• M4: 1,269,637 km (0.107 R)
• M5: 1,931,009 km (0.112 R)
• M6: 2,431,115 km (0.1 R)
• M7: 3,102,510 km (0.114 R)
• M8: 3,865,908 km (0.077 R)
• M9: 4,155,530 km (0.107 R)
• M10: 4,748,835 km (0.111 R)
• M11: 5,050,723 km (0.107 R)
• M12: 5,895,951 km (0.115 R)
• M13: 6,682,088 km (0.099 R)
• M14: 7,178,454 km (0.114 R)
• M15: 7,455,808 km (0.118 R)
• M16: 7,781,483 km (0.115 R)
• M17: 8,951,338 km (0.096 R)
• M18: 11,744,630 km (0.108 R)
• M19: 13,279,055 km (0.083 R)
• M20: 13,637,342 km (0.109 R)
• M21: 16,879,277 km (0.058 R)
• M22: 20,285,022 km (0.092 R)
• M23: 21,406,259 km (0.089 R)
• M24: 22,822,502 km (0.059 R)
• M25: 23,423,586 km (0.076 R)
• M26: 23,771,700 km (0.112 R)
• M27: 28,716,059 km (0.095 R)
• M28: 29,720,011 km (0.098 R)
• M29: 30,025,789 km (0.102 R)
• M30: 32,117,765 km (0.071 R)
• M31: 37,769,423 km (0.03 R)
• M32: 41,080,622 km (0.057 R)
• M33: 43,001,310 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.5

Radius: 9.3

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.94 AU - 9.24 AU

Year: 8623 Days

Day: 6.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,791,908 km

• M1: 116,986 km (0.092 R)
• M2: 462,257 km (0.057 R)
• M3: 766,539 km (0.062 R)
• M4: 1,072,766 km (0.075 R)
• M5: 1,580,651 km (0.06 R)
• M6: 3,532,455 km (0.117 R)
• M7: 4,188,890 km (0.103 R)
• M8: 4,747,339 km (0.094 R)
• M9: 5,644,477 km (0.111 R)
• M10: 6,255,884 km (0.09 R)
• M11: 8,528,724 km (0.094 R)
• M12: 12,218,406 km (0.074 R)
• M13: 16,513,660 km (0.075 R)
• M14: 19,980,740 km (0.103 R)
• M15: 22,295,319 km (0.064 R)
• M16: 25,229,830 km (0.115 R)
• M17: 25,591,109 km (0.102 R)
• M18: 29,998,711 km (0.083 R)
• M19: 41,149,138 km (0.035 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 17,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit