🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.49 AU - 0.51 AU

Year: 132 Days

Day: 12 Hours

Environment

Temp: 239 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.03 AU - 1.43 AU

Year: 509 Days

Day: 35.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 73.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.44 AU - 2.32 AU

Year: 961 Days

Day: 44.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.3 AU - 3.8 AU

Year: 1986 Days

Day: 12.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.4

Radius: 9.3

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.15 AU - 5.43 AU

Year: 4536 Days

Day: 6.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,986,099 km

• M1: 115,639 km (0.052 R)
• M2: 469,887 km (0.08 R)
• M3: 1,122,732 km (0.061 R)
• M4: 1,690,157 km (0.045 R)
• M5: 2,185,774 km (0.077 R)
• M6: 2,622,151 km (0.074 R)
• M7: 4,184,851 km (0.04 R)
• M8: 5,735,582 km (0.082 R)
• M9: 6,688,072 km (0.113 R)
• M10: 8,226,836 km (0.118 R)
• M11: 9,556,910 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.5

Radius: 11

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.92 AU - 8.52 AU

Year: 7996 Days

Day: 7.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,986,099 km

• M1: 136,882 km (0.119 R)
• M2: 921,373 km (0.058 R)
• M3: 1,432,998 km (0.115 R)
• M4: 2,161,839 km (0.071 R)
• M5: 3,785,275 km (0.117 R)
• M6: 4,456,521 km (0.108 R)
• M7: 5,483,360 km (0.025 R)
• M8: 6,413,261 km (0.116 R)
• M9: 6,916,059 km (0.088 R)
• M10: 9,062,340 km (0.089 R)
• M11: 9,558,107 km (0.085 R)
• M12: 10,653,313 km (0.113 R)
• M13: 11,830,200 km (0.113 R)
• M14: 12,205,092 km (0.054 R)
• M15: 12,643,264 km (0.09 R)
• M16: 13,148,755 km (0.07 R)
• M17: 14,869,580 km (0.1 R)
• M18: 15,752,057 km (0.11 R)
• M19: 29,324,324 km (0.112 R)
• M20: 32,348,445 km (0.083 R)
• M21: 37,265,278 km (0.086 R)
• M22: 39,483,067 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.5

Radius: 13.7

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.12 AU - 8.74 AU

Year: 9124 Days

Day: 13.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,986,099 km

• M1: 171,589 km (0.116 R)
• M2: 1,293,124 km (0.091 R)
• M3: 2,052,483 km (0.104 R)
• M4: 5,100,988 km (0.064 R)
• M5: 6,667,278 km (0.069 R)
• M6: 8,278,297 km (0.078 R)
• M7: 9,753,183 km (0.113 R)
• M8: 11,661,304 km (0.103 R)
• M9: 14,047,539 km (0.11 R)
• M10: 18,212,942 km (0.115 R)
• M11: 19,691,119 km (0.111 R)
• M12: 23,821,067 km (0.106 R)
• M13: 24,517,445 km (0.094 R)
• M14: 26,134,150 km (0.045 R)
• M15: 27,345,144 km (0.068 R)
• M16: 39,373,561 km (0.111 R)
• M17: 39,980,330 km (0.064 R)
• M18: 42,470,387 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859

Radius: 3.9

Gravity: 56.48 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.97 AU - 14.03 AU

Year: 17473 Days

Day: 15.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,986,099 km

• M1: 49,068 km (0.115 R)
• M2: 276,906 km (0.054 R)
• M3: 538,552 km (0.103 R)
• M4: 2,237,984 km (0.098 R)
• M5: 2,435,603 km (0.119 R)
• M6: 3,344,709 km (0.089 R)
• M7: 3,968,832 km (0.077 R)
• M8: 5,882,787 km (0.09 R)
• M9: 6,048,242 km (0.103 R)
• M10: 7,390,284 km (0.03 R)
• M11: 10,165,475 km (0.114 R)
• M12: 16,974,422 km (0.041 R)
• M13: 18,081,595 km (0.107 R)
• M14: 20,723,344 km (0.114 R)
• M15: 23,403,988 km (0.047 R)
• M16: 26,756,327 km (0.088 R)
• M17: 27,096,812 km (0.09 R)
• M18: 33,466,390 km (0.085 R)
• M19: 43,990,151 km (0.117 R)
• M20: 45,583,967 km (0.069 R)
• M21: 54,496,111 km (0.095 R)
• M22: 58,591,951 km (0.107 R)
• M23: 59,743,705 km (0.094 R)
• M24: 64,704,819 km (0.073 R)
• M25: 65,113,072 km (0.111 R)
• M26: 67,180,664 km (0.093 R)
• M27: 69,078,612 km (0.096 R)
• M28: 72,980,872 km (0.036 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: 351 - 13,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit