🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.41 AU - 0.63 AU

Year: 133 Days

Day: 26.2 Hours

Environment

Temp: 199 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.84 AU - 1.1 AU

Year: 339 Days

Day: 22.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1 AU - 1.3 AU

Year: 438 Days

Day: 40.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.74 AU - 2.24 AU

Year: 996 Days

Day: 46.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.66 AU - 3.64 AU

Year: 1983 Days

Day: 19.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.1

Radius: 10.7

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.85 AU - 8.87 AU

Year: 7818 Days

Day: 7.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,550,944 km

• M1: 134,937 km (0.11 R)
• M2: 482,902 km (0.092 R)
• M3: 847,622 km (0.118 R)
• M4: 2,084,646 km (0.114 R)
• M5: 2,833,683 km (0.082 R)
• M6: 3,824,320 km (0.11 R)
• M7: 4,558,846 km (0.113 R)
• M8: 5,206,305 km (0.057 R)
• M9: 6,580,362 km (0.108 R)
• M10: 7,333,288 km (0.034 R)
• M11: 8,102,669 km (0.097 R)
• M12: 9,757,072 km (0.116 R)
• M13: 12,036,794 km (0.1 R)
• M14: 13,051,965 km (0.096 R)
• M15: 14,532,536 km (0.113 R)
• M16: 15,252,401 km (0.118 R)
• M17: 16,249,022 km (0.045 R)
• M18: 17,756,818 km (0.12 R)
• M19: 19,213,154 km (0.078 R)
• M20: 19,934,066 km (0.111 R)
• M21: 22,362,339 km (0.099 R)
• M22: 23,647,534 km (0.064 R)
• M23: 26,452,943 km (0.086 R)
• M24: 30,528,587 km (0.116 R)
• M25: 31,708,914 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.2

Radius: 10.3

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 10.22 AU - 10.64 AU

Year: 11950 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,550,944 km

• M1: 128,056 km (0.075 R)
• M2: 478,264 km (0.115 R)
• M3: 1,022,053 km (0.075 R)
• M4: 1,376,899 km (0.058 R)
• M5: 1,798,615 km (0.043 R)
• M6: 2,446,823 km (0.109 R)
• M7: 3,048,057 km (0.054 R)
• M8: 3,371,338 km (0.046 R)
• M9: 5,972,994 km (0.086 R)
• M10: 6,852,330 km (0.085 R)
• M11: 10,673,658 km (0.034 R)
• M12: 15,214,851 km (0.073 R)
• M13: 15,649,284 km (0.069 R)
• M14: 19,683,639 km (0.055 R)
• M15: 24,166,638 km (0.102 R)
• M16: 24,958,011 km (0.042 R)
• M17: 34,837,006 km (0.049 R)
• M18: 40,494,348 km (0.103 R)
• M19: 44,343,053 km (0.102 R)
• M20: 47,654,103 km (0.09 R)
• M21: 53,588,351 km (0.075 R)
• M22: 55,272,972 km (0.072 R)
• M23: 55,956,635 km (0.064 R)
• M24: 58,041,281 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 6.6

Gravity: 18.57 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 13.4 AU - 13.86 AU

Year: 17852 Days

Day: 21.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,550,944 km

• M1: 84,972 km (0.036 R)
• M2: 723,605 km (0.026 R)
• M3: 1,787,844 km (0.099 R)
• M4: 2,685,880 km (0.107 R)
• M5: 2,906,836 km (0.112 R)
• M6: 5,443,119 km (0.081 R)
• M7: 5,920,635 km (0.055 R)
• M8: 7,283,472 km (0.102 R)
• M9: 8,683,259 km (0.072 R)
• M10: 9,446,657 km (0.115 R)
• M11: 10,552,933 km (0.103 R)
• M12: 11,043,764 km (0.059 R)
• M13: 12,744,093 km (0.093 R)
• M14: 15,144,241 km (0.069 R)
• M15: 17,488,739 km (0.119 R)
• M16: 17,830,121 km (0.078 R)
• M17: 18,175,842 km (0.054 R)
• M18: 19,149,724 km (0.106 R)
• M19: 19,787,161 km (0.115 R)
• M20: 21,201,010 km (0.116 R)
• M21: 22,680,683 km (0.056 R)
• M22: 24,866,308 km (0.07 R)
• M23: 26,735,234 km (0.105 R)
• M24: 29,893,095 km (0.094 R)
• M25: 31,248,003 km (0.052 R)
• M26: 32,003,921 km (0.111 R)
• M27: 35,830,784 km (0.112 R)
• M28: 37,641,068 km (0.109 R)
• M29: 39,804,702 km (0.119 R)
• M30: 41,141,808 km (0.089 R)
• M31: 52,227,160 km (0.076 R)
• M32: 62,132,334 km (0.038 R)
• M33: 68,680,382 km (0.098 R)
• M34: 71,902,122 km (0.087 R)
• M35: 74,550,902 km (0.114 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 18,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit