🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.5 AU - 0.56 AU

Year: 145 Days

Day: 31 Hours

Environment

Temp: 236 °C

Axial Tilt: 64.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.62 AU - 0.7 AU

Year: 202 Days

Day: 27.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.06 AU - 1.76 AU

Year: 631 Days

Day: 34.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,209,372 km

• M1: 522,545 km (0.098 R)
• M2: 606,919 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.87 AU - 2.79 AU

Year: 1340 Days

Day: 32.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,209,372 km

• M1: 691,890 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.4 AU - 2.74 AU

Year: 1552 Days

Day: 16.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.07 AU - 3.43 AU

Year: 1718 Days

Day: 44.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.9

Radius: 8.8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.56 AU - 6.3 AU

Year: 5440 Days

Day: 14.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,209,372 km

• M1: 112,049 km (0.099 R)
• M2: 489,783 km (0.066 R)
• M3: 777,909 km (0.107 R)
• M4: 1,222,963 km (0.093 R)
• M5: 1,580,053 km (0.075 R)
• M6: 2,468,664 km (0.067 R)
• M7: 3,152,626 km (0.048 R)
• M8: 4,747,937 km (0.102 R)
• M9: 5,235,477 km (0.107 R)
• M10: 5,686,215 km (0.116 R)
• M11: 6,089,531 km (0.075 R)
• M12: 7,724,486 km (0.059 R)
• M13: 12,299,039 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 8.2

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.61 AU - 10.99 AU

Year: 10684 Days

Day: 11.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,209,372 km

• M1: 111,899 km (0.099 R)
• M2: 610,509 km (0.052 R)
• M3: 1,651,560 km (0.115 R)
• M4: 2,131,919 km (0.097 R)
• M5: 3,043,718 km (0.093 R)
• M6: 4,419,869 km (0.103 R)
• M7: 6,396,356 km (0.118 R)
• M8: 7,323,564 km (0.066 R)
• M9: 8,940,118 km (0.083 R)
• M10: 12,191,778 km (0.096 R)
• M11: 13,611,761 km (0.089 R)
• M12: 14,847,738 km (0.061 R)
• M13: 16,034,797 km (0.115 R)
• M14: 16,713,972 km (0.085 R)
• M15: 18,195,888 km (0.086 R)
• M16: 21,716,225 km (0.115 R)
• M17: 27,721,533 km (0.072 R)
• M18: 28,519,936 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565

Radius: 5.1

Gravity: 21.72 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.57 AU - 15.81 AU

Year: 21211 Days

Day: 21.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,209,372 km

• M1: 63,729 km (0.083 R)
• M2: 525,388 km (0.116 R)
• M3: 1,153,848 km (0.108 R)
• M4: 1,928,466 km (0.099 R)
• M5: 2,901,152 km (0.101 R)
• M6: 5,675,294 km (0.118 R)
• M7: 7,959,654 km (0.05 R)
• M8: 9,726,405 km (0.109 R)
• M9: 10,731,403 km (0.093 R)
• M10: 12,332,250 km (0.119 R)
• M11: 18,078,753 km (0.091 R)
• M12: 18,780,517 km (0.085 R)
• M13: 22,866,783 km (0.042 R)
• M14: 23,172,112 km (0.116 R)
• M15: 24,421,104 km (0.12 R)
• M16: 29,745,143 km (0.062 R)
• M17: 38,886,770 km (0.1 R)
• M18: 39,176,391 km (0.047 R)
• M19: 40,646,789 km (0.108 R)
• M20: 44,324,652 km (0.039 R)
• M21: 48,385,337 km (0.11 R)
• M22: 49,226,227 km (0.11 R)
• M23: 61,647,936 km (0.066 R)
• M24: 64,440,629 km (0.072 R)
• M25: 65,253,843 km (0.111 R)
• M26: 66,486,380 km (0.103 R)
• M27: 70,922,555 km (0.1 R)
• M28: 71,138,575 km (0.059 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 17,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit