🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.11 AU - 1.19 AU

Year: 470 Days

Day: 44.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.09 AU - 1.63 AU

Year: 604 Days

Day: 23.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.42 AU - 3.76 AU

Year: 2068 Days

Day: 17.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 10

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.81 AU - 10.04 AU

Year: 10145 Days

Day: 11.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 117,203,564 km

• M1: 124,316 km (0.04 R)
• M2: 478,564 km (0.079 R)
• M3: 960,568 km (0.077 R)
• M4: 1,557,613 km (0.1 R)
• M5: 3,386,746 km (0.089 R)
• M6: 5,192,542 km (0.052 R)
• M7: 6,379,900 km (0.106 R)
• M8: 6,813,435 km (0.11 R)
• M9: 9,483,757 km (0.097 R)
• M10: 9,996,878 km (0.052 R)
• M11: 11,532,949 km (0.074 R)
• M12: 12,237,255 km (0.034 R)
• M13: 15,413,817 km (0.091 R)
• M14: 16,051,852 km (0.073 R)
• M15: 16,855,342 km (0.058 R)
• M16: 17,916,589 km (0.094 R)
• M17: 18,384,681 km (0.039 R)
• M18: 19,183,234 km (0.084 R)
• M19: 20,423,999 km (0.094 R)
• M20: 21,805,535 km (0.081 R)
• M21: 22,339,450 km (0.073 R)
• M22: 23,993,404 km (0.054 R)
• M23: 24,754,109 km (0.119 R)
• M24: 30,757,921 km (0.117 R)
• M25: 33,268,322 km (0.066 R)
• M26: 35,912,315 km (0.057 R)
• M27: 40,669,528 km (0.075 R)
• M28: 45,685,843 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277

Radius: 4.3

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 12.53 AU - 19.71 AU

Year: 24646 Days

Day: 16.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 117,203,564 km

• M1: 53,706 km (0.055 R)
• M2: 246,388 km (0.105 R)
• M3: 819,348 km (0.051 R)
• M4: 1,269,637 km (0.112 R)
• M5: 1,613,263 km (0.053 R)
• M6: 2,375,764 km (0.104 R)
• M7: 2,615,719 km (0.115 R)
• M8: 4,346,117 km (0.067 R)
• M9: 4,909,802 km (0.065 R)
• M10: 7,890,988 km (0.026 R)
• M11: 9,783,252 km (0.085 R)
• M12: 12,147,048 km (0.045 R)
• M13: 12,531,664 km (0.109 R)
• M14: 22,028,735 km (0.039 R)
• M15: 26,027,337 km (0.112 R)
• M16: 32,277,985 km (0.034 R)
• M17: 32,645,098 km (0.072 R)
• M18: 44,240,429 km (0.081 R)
• M19: 49,394,225 km (0.064 R)
• M20: 53,383,851 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.1

Radius: 7.7

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.01 AU - 18.81 AU

Year: 25314 Days

Day: 16.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 117,203,564 km

• M1: 108,458 km (0.1 R)
• M2: 477,666 km (0.087 R)
• M3: 766,988 km (0.088 R)
• M4: 1,123,031 km (0.107 R)
• M5: 1,586,785 km (0.102 R)
• M6: 2,297,075 km (0.098 R)
• M7: 3,338,576 km (0.093 R)
• M8: 4,296,900 km (0.078 R)
• M9: 5,238,917 km (0.074 R)
• M10: 5,620,691 km (0.105 R)
• M11: 6,482,973 km (0.085 R)
• M12: 15,286,958 km (0.105 R)
• M13: 15,908,986 km (0.058 R)
• M14: 18,919,044 km (0.041 R)
• M15: 20,185,540 km (0.115 R)
• M16: 31,414,057 km (0.025 R)
• M17: 39,768,500 km (0.116 R)
• M18: 49,659,163 km (0.117 R)
• M19: 51,366,074 km (0.034 R)
• M20: 62,436,915 km (0.094 R)
• M21: 71,711,983 km (0.057 R)
• M22: 72,144,172 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.7

Radius: 3.5

Gravity: 79.65 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 18.09 AU - 20.31 AU

Year: 32037 Days

Day: 23.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 117,203,564 km

• M1: 43,683 km (0.068 R)
• M2: 157,227 km (0.075 R)
• M3: 338,241 km (0.049 R)
• M4: 2,199,238 km (0.051 R)
• M5: 2,401,195 km (0.12 R)
• M6: 3,955,069 km (0.098 R)
• M7: 5,601,393 km (0.11 R)
• M8: 6,123,490 km (0.09 R)
• M9: 8,000,793 km (0.07 R)
• M10: 8,177,468 km (0.083 R)
• M11: 8,356,986 km (0.078 R)
• M12: 9,423,768 km (0.095 R)
• M13: 11,976,058 km (0.071 R)
• M14: 14,167,666 km (0.052 R)
• M15: 14,864,942 km (0.08 R)
• M16: 17,289,176 km (0.039 R)
• M17: 19,324,155 km (0.108 R)
• M18: 20,508,671 km (0.063 R)
• M19: 23,021,317 km (0.101 R)
• M20: 23,379,006 km (0.105 R)
• M21: 24,228,273 km (0.115 R)
• M22: 26,899,044 km (0.11 R)
• M23: 27,965,976 km (0.078 R)
• M24: 28,647,095 km (0.088 R)
• M25: 34,653,599 km (0.059 R)
• M26: 35,756,434 km (0.036 R)
• M27: 37,536,350 km (0.083 R)
• M28: 42,868,616 km (0.113 R)
• M29: 46,185,051 km (0.099 R)
• M30: 48,683,785 km (0.079 R)
• M31: 49,272,901 km (0.104 R)
• M32: 50,065,919 km (0.111 R)
• M33: 50,465,495 km (0.042 R)
• M34: 55,215,527 km (0.055 R)
• M35: 70,231,413 km (0.037 R)
• M36: 73,271,691 km (0.108 R)
• M37: 75,871,253 km (0.097 R)
• M38: 91,274,598 km (0.111 R)
• M39: 96,426,000 km (0.064 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 10,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit