🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.83 AU - 1.17 AU

Year: 348 Days

Day: 37.6 Hours

Environment

Temp: 113 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.42 AU - 1.5 AU

Year: 614 Days

Day: 16.5 Hours

Environment

Temp: -13 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,672,459 km

• M1: 86,617 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.15 AU - 3.13 AU

Year: 1494 Days

Day: 39.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.9

Radius: 11.6

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.69 AU - 7.19 AU

Year: 5042 Days

Day: 9.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,672,459 km

• M1: 144,212 km (0.056 R)
• M2: 661,971 km (0.061 R)
• M3: 1,155,494 km (0.101 R)
• M4: 1,732,194 km (0.084 R)
• M5: 2,227,662 km (0.098 R)
• M6: 2,620,207 km (0.108 R)
• M7: 3,041,474 km (0.081 R)
• M8: 4,562,286 km (0.093 R)
• M9: 7,550,803 km (0.085 R)
• M10: 9,489,891 km (0.059 R)
• M11: 10,742,473 km (0.036 R)
• M12: 11,740,890 km (0.052 R)
• M13: 12,752,620 km (0.101 R)
• M14: 14,123,385 km (0.115 R)
• M15: 17,329,717 km (0.098 R)
• M16: 21,191,286 km (0.117 R)
• M17: 22,619,647 km (0.104 R)
• M18: 23,894,221 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.7

Radius: 13

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.39 AU - 9.93 AU

Year: 8875 Days

Day: 9 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,672,459 km

• M1: 161,715 km (0.112 R)
• M2: 924,814 km (0.108 R)
• M3: 1,624,184 km (0.111 R)
• M4: 2,169,319 km (0.11 R)
• M5: 2,868,988 km (0.085 R)
• M6: 3,898,371 km (0.097 R)
• M7: 4,351,503 km (0.12 R)
• M8: 5,574,615 km (0.082 R)
• M9: 7,957,410 km (0.114 R)
• M10: 9,738,971 km (0.102 R)
• M11: 13,927,562 km (0.084 R)
• M12: 15,255,542 km (0.105 R)
• M13: 17,692,940 km (0.081 R)
• M14: 19,004,166 km (0.063 R)
• M15: 19,683,789 km (0.094 R)
• M16: 20,960,756 km (0.108 R)
• M17: 21,686,156 km (0.054 R)
• M18: 23,117,658 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.7

Radius: 8.8

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.71 AU - 13.91 AU

Year: 14134 Days

Day: 8.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,672,459 km

• M1: 109,655 km (0.112 R)
• M2: 676,631 km (0.105 R)
• M3: 1,103,883 km (0.117 R)
• M4: 1,395,299 km (0.062 R)
• M5: 1,824,346 km (0.117 R)
• M6: 2,177,547 km (0.106 R)
• M7: 2,758,286 km (0.067 R)
• M8: 3,576,137 km (0.029 R)
• M9: 4,953,335 km (0.12 R)
• M10: 5,532,578 km (0.081 R)
• M11: 5,956,389 km (0.077 R)
• M12: 6,956,750 km (0.111 R)
• M13: 10,863,797 km (0.093 R)
• M14: 11,903,802 km (0.097 R)
• M15: 17,951,445 km (0.113 R)
• M16: 19,843,110 km (0.109 R)
• M17: 21,674,787 km (0.105 R)
• M18: 23,816,879 km (0.107 R)
• M19: 24,322,819 km (0.108 R)
• M20: 24,732,567 km (0.115 R)
• M21: 25,146,953 km (0.099 R)
• M22: 26,203,264 km (0.059 R)
• M23: 26,851,023 km (0.114 R)
• M24: 32,671,277 km (0.118 R)
• M25: 33,295,848 km (0.107 R)
• M26: 33,928,348 km (0.066 R)
• M27: 48,645,488 km (0.061 R)
• M28: 49,952,823 km (0.074 R)
• M29: 51,788,389 km (0.077 R)
• M30: 56,126,578 km (0.066 R)
• M31: 56,483,668 km (0.116 R)
• M32: 62,598,182 km (0.028 R)
• M33: 65,517,734 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.6

Radius: 6.2

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 18.36 AU - 19.18 AU

Year: 28320 Days

Day: 19.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,672,459 km

• M1: 77,940 km (0.107 R)
• M2: 642,822 km (0.061 R)
• M3: 1,013,675 km (0.063 R)
• M4: 2,196,994 km (0.08 R)
• M5: 2,413,014 km (0.094 R)
• M6: 2,623,498 km (0.068 R)
• M7: 3,307,011 km (0.075 R)
• M8: 4,778,904 km (0.044 R)
• M9: 5,143,474 km (0.105 R)
• M10: 8,715,722 km (0.094 R)
• M11: 15,878,916 km (0.08 R)
• M12: 21,005,037 km (0.063 R)
• M13: 29,989,137 km (0.064 R)
• M14: 35,256,628 km (0.078 R)
• M15: 35,941,188 km (0.073 R)
• M16: 41,108,747 km (0.065 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 18,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit