🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.65 AU - 0.85 AU

Year: 241 Days

Day: 30.9 Hours

Environment

Temp: 122 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.78 AU - 0.98 AU

Year: 306 Days

Day: 40 Hours

Environment

Temp: 77 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.73 AU - 1.05 AU

Year: 311 Days

Day: 18.6 Hours

Environment

Temp: 80 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.57 AU - 1.83 AU

Year: 822 Days

Day: 37.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 157.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.63 AU - 2.71 AU

Year: 1185 Days

Day: 13.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.3

Radius: 8.8

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.99 AU - 6.27 AU

Year: 4309 Days

Day: 10.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,752,137 km

• M1: 109,506 km (0.094 R)
• M2: 587,172 km (0.112 R)
• M3: 1,031,627 km (0.11 R)
• M4: 1,466,658 km (0.066 R)
• M5: 1,740,571 km (0.093 R)
• M6: 2,106,338 km (0.078 R)
• M7: 3,712,271 km (0.088 R)
• M8: 4,491,676 km (0.106 R)
• M9: 5,266,294 km (0.081 R)
• M10: 5,714,489 km (0.071 R)
• M11: 6,127,379 km (0.118 R)
• M12: 8,090,103 km (0.069 R)
• M13: 9,036,310 km (0.051 R)
• M14: 9,475,230 km (0.042 R)
• M15: 11,192,464 km (0.11 R)
• M16: 11,605,653 km (0.118 R)
• M17: 12,511,618 km (0.099 R)
• M18: 15,399,754 km (0.108 R)
• M19: 16,669,990 km (0.105 R)
• M20: 17,330,764 km (0.09 R)
• M21: 18,449,606 km (0.073 R)
• M22: 18,961,979 km (0.086 R)
• M23: 21,880,185 km (0.039 R)
• M24: 22,964,919 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.7

Radius: 12.5

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.04 AU - 5.7 AU

Year: 4615 Days

Day: 5.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,752,137 km

• M1: 159,322 km (0.1 R)
• M2: 3,975,713 km (0.047 R)
• M3: 4,416,877 km (0.112 R)
• M4: 6,445,574 km (0.04 R)
• M5: 9,095,999 km (0.09 R)
• M6: 13,390,655 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.7

Radius: 8.6

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.08 AU - 7.86 AU

Year: 6824 Days

Day: 11.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,752,137 km

• M1: 106,962 km (0.107 R)
• M2: 1,895,255 km (0.046 R)
• M3: 2,423,336 km (0.12 R)
• M4: 2,833,084 km (0.098 R)
• M5: 3,359,968 km (0.117 R)
• M6: 4,454,127 km (0.032 R)
• M7: 7,957,260 km (0.112 R)
• M8: 8,554,904 km (0.086 R)
• M9: 13,101,931 km (0.065 R)
• M10: 14,509,946 km (0.118 R)
• M11: 14,951,260 km (0.034 R)
• M12: 15,502,977 km (0.108 R)
• M13: 16,382,014 km (0.06 R)
• M14: 17,458,221 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.9

Radius: 12.5

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.24 AU - 13.18 AU

Year: 12998 Days

Day: 12 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,752,137 km

• M1: 155,432 km (0.075 R)
• M2: 1,395,000 km (0.067 R)
• M3: 2,008,351 km (0.072 R)
• M4: 2,534,038 km (0.113 R)
• M5: 4,038,843 km (0.064 R)
• M6: 4,654,139 km (0.072 R)
• M7: 5,510,587 km (0.119 R)
• M8: 6,715,299 km (0.081 R)
• M9: 7,139,259 km (0.067 R)
• M10: 8,088,308 km (0.102 R)
• M11: 8,667,401 km (0.114 R)
• M12: 9,534,919 km (0.101 R)
• M13: 11,683,295 km (0.032 R)
• M14: 12,741,849 km (0.096 R)
• M15: 13,593,809 km (0.085 R)
• M16: 22,482,166 km (0.091 R)
• M17: 28,057,829 km (0.073 R)
• M18: 29,274,059 km (0.086 R)
• M19: 31,930,020 km (0.064 R)
• M20: 34,742,909 km (0.115 R)
• M21: 44,760,730 km (0.037 R)
• M22: 45,359,421 km (0.093 R)
• M23: 46,115,339 km (0.08 R)
• M24: 46,726,147 km (0.072 R)
• M25: 51,808,136 km (0.11 R)
• M26: 58,129,693 km (0.109 R)
• M27: 60,832,777 km (0.119 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 19,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit