🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.51 AU - 0.67 AU

Year: 168 Days

Day: 26.7 Hours

Environment

Temp: 228 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,925,042 km

• M1: 63,878 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.63 AU - 0.95 AU

Year: 260 Days

Day: 22.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.67 AU - 2.33 AU

Year: 1049 Days

Day: 35.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,925,042 km

• M1: 43,383 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.81 AU - 3.09 AU

Year: 1879 Days

Day: 28.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861

Radius: 10

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.73 AU - 6.57 AU

Year: 4981 Days

Day: 14.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,925,042 km

• M1: 125,812 km (0.068 R)
• M2: 455,226 km (0.107 R)
• M3: 998,566 km (0.086 R)
• M4: 1,597,556 km (0.119 R)
• M5: 2,015,682 km (0.115 R)
• M6: 2,339,561 km (0.105 R)
• M7: 2,996,894 km (0.072 R)
• M8: 3,422,051 km (0.061 R)
• M9: 4,809,572 km (0.068 R)
• M10: 5,871,716 km (0.071 R)
• M11: 6,247,805 km (0.108 R)
• M12: 6,842,158 km (0.063 R)
• M13: 7,619,169 km (0.092 R)
• M14: 9,057,403 km (0.067 R)
• M15: 9,390,857 km (0.107 R)
• M16: 9,819,155 km (0.111 R)
• M17: 10,215,590 km (0.114 R)
• M18: 11,713,064 km (0.098 R)
• M19: 12,823,978 km (0.036 R)
• M20: 13,191,839 km (0.106 R)
• M21: 13,566,732 km (0.092 R)
• M22: 17,141,223 km (0.066 R)
• M23: 18,239,421 km (0.095 R)
• M24: 18,839,458 km (0.085 R)
• M25: 19,660,003 km (0.084 R)
• M26: 20,647,199 km (0.062 R)
• M27: 21,519,355 km (0.111 R)
• M28: 22,873,365 km (0.062 R)
• M29: 23,493,149 km (0.086 R)
• M30: 26,846,235 km (0.089 R)
• M31: 30,042,544 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.8

Radius: 14

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.95 AU - 6.91 AU

Year: 5355 Days

Day: 9.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 172.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,925,042 km

• M1: 174,132 km (0.09 R)
• M2: 667,954 km (0.071 R)
• M3: 2,274,785 km (0.094 R)
• M4: 2,994,800 km (0.112 R)
• M5: 3,784,677 km (0.096 R)
• M6: 4,250,674 km (0.049 R)
• M7: 5,275,120 km (0.11 R)
• M8: 6,263,214 km (0.099 R)
• M9: 6,831,088 km (0.118 R)
• M10: 7,402,252 km (0.094 R)
• M11: 8,470,231 km (0.092 R)
• M12: 9,345,828 km (0.08 R)
• M13: 10,165,624 km (0.039 R)
• M14: 11,114,075 km (0.063 R)
• M15: 12,034,700 km (0.118 R)
• M16: 12,602,125 km (0.098 R)
• M17: 14,754,988 km (0.107 R)
• M18: 16,603,419 km (0.079 R)
• M19: 17,750,535 km (0.114 R)
• M20: 18,429,261 km (0.108 R)
• M21: 19,480,036 km (0.106 R)
• M22: 20,020,085 km (0.119 R)
• M23: 20,693,873 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.8

Radius: 5.5

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 11.81 AU - 13.55 AU

Year: 16745 Days

Day: 17.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,925,042 km

• M1: 68,366 km (0.094 R)
• M2: 253,568 km (0.053 R)
• M3: 543,190 km (0.115 R)
• M4: 968,048 km (0.118 R)
• M5: 1,301,053 km (0.088 R)
• M6: 1,494,632 km (0.085 R)
• M7: 4,851,758 km (0.115 R)
• M8: 5,257,168 km (0.099 R)
• M9: 5,959,231 km (0.095 R)
• M10: 8,307,918 km (0.095 R)
• M11: 8,616,837 km (0.115 R)
• M12: 9,686,163 km (0.105 R)
• M13: 11,424,789 km (0.111 R)
• M14: 14,031,831 km (0.12 R)
• M15: 18,163,126 km (0.095 R)
• M16: 26,007,440 km (0.08 R)
• M17: 27,437,596 km (0.107 R)
• M18: 28,519,039 km (0.105 R)
• M19: 28,718,752 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.2

Radius: 6

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 13.66 AU - 18.18 AU

Year: 23557 Days

Day: 18.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,925,042 km

• M1: 74,649 km (0.117 R)
• M2: 518,357 km (0.057 R)
• M3: 756,367 km (0.06 R)
• M4: 998,566 km (0.059 R)
• M5: 2,684,983 km (0.1 R)
• M6: 3,130,934 km (0.099 R)
• M7: 3,791,259 km (0.111 R)
• M8: 4,021,041 km (0.092 R)
• M9: 4,833,208 km (0.074 R)
• M10: 5,242,807 km (0.119 R)
• M11: 5,456,134 km (0.045 R)
• M12: 5,824,593 km (0.083 R)
• M13: 6,248,853 km (0.105 R)
• M14: 6,570,189 km (0.094 R)
• M15: 8,297,296 km (0.104 R)
• M16: 11,812,697 km (0.095 R)
• M17: 14,686,472 km (0.113 R)
• M18: 15,690,573 km (0.052 R)
• M19: 19,143,740 km (0.113 R)
• M20: 20,868,454 km (0.054 R)
• M21: 21,677,330 km (0.044 R)
• M22: 26,347,476 km (0.1 R)
• M23: 32,953,569 km (0.081 R)
• M24: 40,307,351 km (0.12 R)
• M25: 47,136,793 km (0.075 R)
• M26: 47,751,341 km (0.103 R)
• M27: 48,839,516 km (0.072 R)
• M28: 51,065,532 km (0.085 R)
• M29: 56,061,204 km (0.116 R)
• M30: 56,750,999 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 18,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit