🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.46 AU - 0.56 AU

Year: 136 Days

Day: 37.9 Hours

Environment

Temp: 244 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.9 AU - 1.1 AU

Year: 375 Days

Day: 40.9 Hours

Environment

Temp: 32 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.93 AU - 1.27 AU

Year: 432 Days

Day: 32 Hours

Environment

Temp: -4 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,394,776 km

• M1: 44,580 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.56 AU - 2.68 AU

Year: 1589 Days

Day: 15.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,394,776 km

• M1: 163,959 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.35 AU - 3.39 AU

Year: 2318 Days

Day: 44.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.74 AU - 4.54 AU

Year: 2602 Days

Day: 23.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.1

Radius: 9.6

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.21 AU - 10.33 AU

Year: 10577 Days

Day: 8.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,394,776 km

• M1: 119,379 km (0.108 R)
• M2: 1,297,612 km (0.105 R)
• M3: 3,422,799 km (0.082 R)
• M4: 4,696,027 km (0.107 R)
• M5: 5,562,498 km (0.098 R)
• M6: 6,571,386 km (0.03 R)
• M7: 7,394,174 km (0.112 R)
• M8: 10,010,641 km (0.1 R)
• M9: 18,135,151 km (0.096 R)
• M10: 21,717,721 km (0.116 R)
• M11: 22,342,292 km (0.11 R)
• M12: 28,834,541 km (0.115 R)
• M13: 35,736,687 km (0.113 R)
• M14: 38,261,750 km (0.102 R)
• M15: 40,232,103 km (0.119 R)
• M16: 42,131,099 km (0.096 R)
• M17: 43,102,737 km (0.119 R)
• M18: 44,089,185 km (0.076 R)
• M19: 44,802,917 km (0.075 R)
• M20: 50,949,444 km (0.059 R)
• M21: 52,849,487 km (0.106 R)
• M22: 53,493,207 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541

Radius: 4.3

Gravity: 29.26 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 14.63 AU - 20.83 AU

Year: 27976 Days

Day: 20.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,394,776 km

• M1: 89,160 km (0.072 R)
• M2: 867,668 km (0.104 R)
• M3: 1,410,708 km (0.089 R)
• M4: 3,043,718 km (0.047 R)
• M5: 9,065,182 km (0.09 R)
• M6: 11,175,260 km (0.119 R)
• M7: 12,486,635 km (0.101 R)
• M8: 14,051,429 km (0.09 R)
• M9: 14,285,101 km (0.075 R)
• M10: 25,214,123 km (0.086 R)
• M11: 26,613,760 km (0.119 R)
• M12: 26,852,070 km (0.072 R)
• M13: 28,064,411 km (0.059 R)
• M14: 32,731,266 km (0.102 R)
• M15: 36,113,973 km (0.11 R)
• M16: 38,951,845 km (0.106 R)
• M17: 40,660,851 km (0.111 R)
• M18: 41,294,398 km (0.076 R)
• M19: 51,420,528 km (0.116 R)
• M20: 59,354,900 km (0.096 R)
• M21: 69,860,410 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.3

Radius: 4.5

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 14.52 AU - 21.6 AU

Year: 28761 Days

Day: 23 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,394,776 km

• M1: 241,900 km (0.095 R)
• M2: 959,222 km (0.099 R)
• M3: 1,119,740 km (0.071 R)
• M4: 1,312,721 km (0.095 R)
• M5: 1,838,558 km (0.102 R)
• M6: 2,009,099 km (0.081 R)
• M7: 4,056,795 km (0.12 R)
• M8: 4,582,332 km (0.051 R)
• M9: 7,662,702 km (0.088 R)
• M10: 9,427,807 km (0.077 R)
• M11: 9,879,294 km (0.098 R)
• M12: 12,091,397 km (0.113 R)
• M13: 17,801,698 km (0.099 R)
• M14: 22,701,327 km (0.111 R)
• M15: 31,936,453 km (0.107 R)
• M16: 35,451,554 km (0.117 R)
• M17: 51,916,894 km (0.03 R)
• M18: 56,569,238 km (0.082 R)
• M19: 57,680,900 km (0.053 R)
• M20: 60,909,671 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 17,445 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit