🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.93 AU - 1.23 AU

Year: 394 Days

Day: 35 Hours

Environment

Temp: 129 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.4 AU - 1.92 AU

Year: 752 Days

Day: 36.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.6 AU - 2.06 AU

Year: 870 Days

Day: 26.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.73 AU - 2.73 AU

Year: 1170 Days

Day: 17.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.75 AU - 3.87 AU

Year: 2614 Days

Day: 23.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.2

Radius: 11.1

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.6 AU - 8.72 AU

Year: 7451 Days

Day: 13 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 101,920,738 km

• M1: 188,344 km (0.097 R)
• M2: 914,193 km (0.112 R)
• M3: 1,456,485 km (0.116 R)
• M4: 1,840,203 km (0.045 R)
• M5: 2,292,139 km (0.114 R)
• M6: 2,737,791 km (0.105 R)
• M7: 3,353,386 km (0.045 R)
• M8: 4,861,632 km (0.052 R)
• M9: 6,035,077 km (0.076 R)
• M10: 6,525,310 km (0.113 R)
• M11: 8,325,869 km (0.062 R)
• M12: 10,387,179 km (0.079 R)
• M13: 12,100,822 km (0.098 R)
• M14: 13,875,352 km (0.105 R)
• M15: 14,731,052 km (0.084 R)
• M16: 15,427,879 km (0.111 R)
• M17: 16,751,072 km (0.073 R)
• M18: 22,307,586 km (0.062 R)
• M19: 24,696,215 km (0.104 R)
• M20: 25,408,750 km (0.045 R)
• M21: 26,595,958 km (0.092 R)
• M22: 32,030,699 km (0.025 R)
• M23: 33,632,144 km (0.115 R)
• M24: 39,840,157 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.2

Radius: 4.6

Gravity: 33.99 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.61 AU - 19.31 AU

Year: 22409 Days

Day: 16.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 101,920,738 km

• M1: 57,146 km (0.063 R)
• M2: 212,279 km (0.092 R)
• M3: 466,745 km (0.107 R)
• M4: 1,224,159 km (0.059 R)
• M5: 1,375,552 km (0.117 R)
• M6: 1,907,074 km (0.094 R)
• M7: 2,132,817 km (0.087 R)
• M8: 4,111,249 km (0.106 R)
• M9: 5,234,429 km (0.032 R)
• M10: 5,887,574 km (0.049 R)
• M11: 6,322,604 km (0.089 R)
• M12: 8,172,083 km (0.059 R)
• M13: 8,385,559 km (0.067 R)
• M14: 9,334,907 km (0.04 R)
• M15: 10,416,051 km (0.062 R)
• M16: 11,116,319 km (0.064 R)
• M17: 11,378,564 km (0.057 R)
• M18: 13,112,104 km (0.105 R)
• M19: 13,927,861 km (0.051 R)
• M20: 14,155,998 km (0.083 R)
• M21: 19,261,025 km (0.111 R)
• M22: 21,707,698 km (0.036 R)
• M23: 22,741,868 km (0.037 R)
• M24: 23,700,192 km (0.068 R)
• M25: 25,131,694 km (0.072 R)
• M26: 32,622,808 km (0.037 R)
• M27: 35,652,464 km (0.11 R)
• M28: 37,381,516 km (0.095 R)
• M29: 40,540,425 km (0.069 R)
• M30: 42,902,575 km (0.09 R)
• M31: 50,001,891 km (0.101 R)
• M32: 50,537,003 km (0.036 R)
• M33: 52,531,891 km (0.106 R)
• M34: 59,028,477 km (0.103 R)
• M35: 61,852,137 km (0.104 R)
• M36: 77,328,935 km (0.119 R)
• M37: 77,805,553 km (0.093 R)
• M38: 81,441,829 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.8

Radius: 6.7

Gravity: 17.26 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 16.81 AU - 21.23 AU

Year: 29154 Days

Day: 20.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,920,738 km

• M1: 102,175 km (0.112 R)
• M2: 532,568 km (0.07 R)
• M3: 999,763 km (0.101 R)
• M4: 2,271,344 km (0.082 R)
• M5: 2,832,935 km (0.062 R)
• M6: 5,627,274 km (0.061 R)
• M7: 7,102,009 km (0.064 R)
• M8: 8,758,207 km (0.076 R)
• M9: 12,813,058 km (0.063 R)
• M10: 17,305,332 km (0.1 R)
• M11: 17,587,025 km (0.058 R)
• M12: 22,859,153 km (0.103 R)
• M13: 25,185,400 km (0.072 R)
• M14: 35,767,355 km (0.045 R)
• M15: 49,345,755 km (0.053 R)
• M16: 49,723,340 km (0.104 R)
• M17: 53,207,774 km (0.104 R)
• M18: 63,288,726 km (0.049 R)
• M19: 66,222,789 km (0.099 R)
• M20: 76,320,196 km (0.094 R)
• M21: 87,396,123 km (0.119 R)
• M22: 88,781,998 km (0.091 R)
• M23: 95,054,337 km (0.118 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 19,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit