🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.43 AU - 0.59 AU

Year: 131 Days

Day: 17.2 Hours

Environment

Temp: 205 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,145,507 km

• M1: 42,635 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.18 AU - 1.5 AU

Year: 558 Days

Day: 25 Hours

Environment

Temp: -11 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.68 AU - 1.92 AU

Year: 869 Days

Day: 41.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,145,507 km

• M1: 323,431 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.18 AU - 3.76 AU

Year: 2326 Days

Day: 18.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.55 AU - 4.67 AU

Year: 3562 Days

Day: 42.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.9

Radius: 10

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.39 AU - 7.77 AU

Year: 6074 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 102,145,507 km

• M1: 127,906 km (0.085 R)
• M2: 459,864 km (0.026 R)
• M3: 861,684 km (0.096 R)
• M4: 1,604,587 km (0.105 R)
• M5: 2,354,072 km (0.053 R)
• M6: 4,402,067 km (0.109 R)
• M7: 4,880,331 km (0.117 R)
• M8: 8,862,627 km (0.064 R)
• M9: 9,367,220 km (0.08 R)
• M10: 10,355,464 km (0.118 R)
• M11: 10,713,152 km (0.037 R)
• M12: 12,052,801 km (0.096 R)
• M13: 13,595,006 km (0.102 R)
• M14: 15,469,766 km (0.088 R)
• M15: 16,957,367 km (0.115 R)
• M16: 18,191,251 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.4

Radius: 13.6

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.25 AU - 7.97 AU

Year: 7555 Days

Day: 11.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,145,507 km

• M1: 169,644 km (0.071 R)
• M2: 766,689 km (0.03 R)
• M3: 1,495,829 km (0.054 R)
• M4: 2,201,183 km (0.084 R)
• M5: 2,782,670 km (0.1 R)
• M6: 4,020,144 km (0.097 R)
• M7: 4,685,256 km (0.092 R)
• M8: 6,080,256 km (0.115 R)
• M9: 7,096,175 km (0.117 R)
• M10: 8,070,656 km (0.09 R)
• M11: 12,776,406 km (0.058 R)
• M12: 14,834,723 km (0.06 R)
• M13: 15,942,944 km (0.107 R)
• M14: 16,547,918 km (0.037 R)
• M15: 17,675,736 km (0.107 R)
• M16: 24,017,041 km (0.093 R)
• M17: 24,812,901 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.1

Radius: 7.5

Gravity: 16.22 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 14.86 AU - 20.68 AU

Year: 26959 Days

Day: 17.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 102,145,507 km

• M1: 94,247 km (0.031 R)
• M2: 404,363 km (0.114 R)
• M3: 659,128 km (0.106 R)
• M4: 1,557,613 km (0.111 R)
• M5: 1,805,497 km (0.089 R)
• M6: 2,146,879 km (0.067 R)
• M7: 2,480,632 km (0.066 R)
• M8: 3,192,718 km (0.117 R)
• M9: 4,934,486 km (0.104 R)
• M10: 6,872,676 km (0.115 R)
• M11: 7,334,634 km (0.109 R)
• M12: 8,207,089 km (0.106 R)
• M13: 10,091,573 km (0.081 R)
• M14: 12,697,269 km (0.114 R)
• M15: 13,630,610 km (0.104 R)
• M16: 14,277,770 km (0.082 R)
• M17: 14,945,126 km (0.094 R)
• M18: 16,073,693 km (0.047 R)
• M19: 19,494,398 km (0.068 R)
• M20: 20,315,391 km (0.076 R)
• M21: 24,297,686 km (0.07 R)
• M22: 24,651,336 km (0.06 R)
• M23: 29,034,553 km (0.108 R)
• M24: 33,327,713 km (0.037 R)
• M25: 35,852,626 km (0.094 R)
• M26: 37,552,805 km (0.079 R)
• M27: 44,891,778 km (0.105 R)
• M28: 45,961,103 km (0.09 R)
• M29: 46,321,335 km (0.086 R)
• M30: 53,329,846 km (0.112 R)
• M31: 65,685,882 km (0.105 R)
• M32: 70,831,151 km (0.086 R)
• M33: 73,011,390 km (0.119 R)
• M34: 74,241,683 km (0.107 R)
• M35: 79,560,187 km (0.046 R)
• M36: 79,819,589 km (0.048 R)
• M37: 82,710,419 km (0.067 R)
• M38: 91,800,733 km (0.103 R)
• M39: 98,814,630 km (0.097 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 16,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit