🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.54 AU - 0.68 AU

Year: 166 Days

Day: 13.5 Hours

Environment

Temp: 194 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.62 AU - 1.82 AU

Year: 786 Days

Day: 39.1 Hours

Environment

Temp: -33 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.89 AU - 2.11 AU

Year: 985 Days

Day: 40.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.21 AU - 3.33 AU

Year: 1606 Days

Day: 19.6 Hours

Environment

Temp: -78 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,984,167 km

• M1: 26,928 km (0.109 R)
• M2: 1,099,694 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.52 AU - 4.1 AU

Year: 2097 Days

Day: 42.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.7 AU - 5 AU

Year: 3720 Days

Day: 47.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 158.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,984,167 km

• M1: 4,245,737 km (0.119 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.04 AU - 6.14 AU

Year: 3999 Days

Day: 38.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.61 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111

Radius: 13.6

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 11.08 AU - 13.16 AU

Year: 14694 Days

Day: 14.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,984,167 km

• M1: 263,292 km (0.116 R)
• M2: 930,798 km (0.076 R)
• M3: 1,685,370 km (0.095 R)
• M4: 3,110,738 km (0.056 R)
• M5: 3,955,966 km (0.108 R)
• M6: 7,986,432 km (0.094 R)
• M7: 8,937,725 km (0.054 R)
• M8: 11,548,806 km (0.093 R)
• M9: 13,732,337 km (0.117 R)
• M10: 14,747,807 km (0.104 R)
• M11: 16,117,375 km (0.098 R)
• M12: 17,570,270 km (0.105 R)
• M13: 19,039,919 km (0.087 R)
• M14: 19,875,424 km (0.097 R)
• M15: 20,445,990 km (0.068 R)
• M16: 27,027,099 km (0.071 R)
• M17: 28,082,512 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.4

Radius: 7.8

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 13.66 AU - 16.24 AU

Year: 20131 Days

Day: 19.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,984,167 km

• M1: 97,538 km (0.079 R)
• M2: 383,120 km (0.109 R)
• M3: 736,171 km (0.07 R)
• M4: 1,006,943 km (0.041 R)
• M5: 1,360,293 km (0.106 R)
• M6: 1,634,806 km (0.118 R)
• M7: 4,480,606 km (0.059 R)
• M8: 4,727,293 km (0.057 R)
• M9: 5,643,280 km (0.107 R)
• M10: 7,280,031 km (0.052 R)
• M11: 8,604,720 km (0.107 R)
• M12: 13,171,943 km (0.086 R)
• M13: 14,051,429 km (0.078 R)
• M14: 17,439,073 km (0.092 R)
• M15: 18,498,674 km (0.117 R)
• M16: 23,909,629 km (0.079 R)
• M17: 24,885,157 km (0.094 R)
• M18: 25,999,811 km (0.111 R)
• M19: 28,568,855 km (0.058 R)
• M20: 30,792,927 km (0.071 R)
• M21: 31,046,944 km (0.106 R)
• M22: 33,263,087 km (0.066 R)
• M23: 36,143,444 km (0.065 R)
• M24: 40,693,164 km (0.067 R)
• M25: 42,867,569 km (0.063 R)
• M26: 44,144,237 km (0.031 R)
• M27: 53,249,063 km (0.086 R)
• M28: 55,659,085 km (0.081 R)
• M29: 57,177,802 km (0.115 R)
• M30: 61,697,603 km (0.055 R)
• M31: 62,304,222 km (0.11 R)
• M32: 64,354,760 km (0.104 R)
• M33: 66,874,437 km (0.096 R)
• M34: 72,557,810 km (0.116 R)
• M35: 76,210,541 km (0.064 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 14,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit