🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.23 AU - 1.95 AU

Year: 722 Days

Day: 47.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.3

Radius: 11

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.6 AU - 7.12 AU

Year: 6466 Days

Day: 7.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 101,776,754 km

• M1: 137,032 km (0.095 R)
• M2: 590,313 km (0.094 R)
• M3: 966,701 km (0.101 R)
• M4: 1,356,105 km (0.118 R)
• M5: 1,865,785 km (0.119 R)
• M6: 2,448,468 km (0.093 R)
• M7: 3,513,755 km (0.088 R)
• M8: 4,303,183 km (0.111 R)
• M9: 4,808,973 km (0.079 R)
• M10: 7,688,583 km (0.086 R)
• M11: 8,354,443 km (0.104 R)
• M12: 8,722,304 km (0.113 R)
• M13: 9,801,652 km (0.078 R)
• M14: 10,303,703 km (0.105 R)
• M15: 12,913,887 km (0.113 R)
• M16: 13,742,210 km (0.102 R)
• M17: 14,313,823 km (0.081 R)
• M18: 14,723,273 km (0.091 R)
• M19: 17,479,015 km (0.083 R)
• M20: 18,630,320 km (0.116 R)
• M21: 19,615,722 km (0.097 R)
• M22: 20,414,125 km (0.119 R)
• M23: 21,844,131 km (0.025 R)
• M24: 23,179,143 km (0.107 R)
• M25: 24,902,510 km (0.119 R)
• M26: 26,709,802 km (0.119 R)
• M27: 27,152,612 km (0.077 R)
• M28: 27,600,508 km (0.104 R)
• M29: 32,553,843 km (0.045 R)
• M30: 33,161,061 km (0.042 R)
• M31: 33,570,061 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.7

Radius: 8.2

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.65 AU - 12.29 AU

Year: 11330 Days

Day: 12.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 101,776,754 km

• M1: 105,616 km (0.067 R)
• M2: 414,536 km (0.116 R)
• M3: 784,641 km (0.117 R)
• M4: 1,496,428 km (0.083 R)
• M5: 1,758,972 km (0.113 R)
• M6: 2,415,258 km (0.118 R)
• M7: 3,500,740 km (0.119 R)
• M8: 4,764,243 km (0.11 R)
• M9: 5,061,794 km (0.067 R)
• M10: 5,961,475 km (0.07 R)
• M11: 6,926,381 km (0.089 R)
• M12: 7,585,061 km (0.113 R)
• M13: 8,804,283 km (0.092 R)
• M14: 11,625,999 km (0.069 R)
• M15: 12,277,198 km (0.043 R)
• M16: 13,416,087 km (0.062 R)
• M17: 14,623,940 km (0.055 R)
• M18: 17,324,032 km (0.066 R)
• M19: 19,649,680 km (0.081 R)
• M20: 23,091,927 km (0.079 R)
• M21: 27,481,428 km (0.109 R)
• M22: 29,422,610 km (0.092 R)
• M23: 31,142,986 km (0.12 R)
• M24: 31,975,348 km (0.073 R)
• M25: 33,251,418 km (0.068 R)
• M26: 33,793,112 km (0.111 R)
• M27: 37,167,292 km (0.099 R)
• M28: 39,416,795 km (0.092 R)
• M29: 40,390,378 km (0.066 R)
• M30: 41,131,187 km (0.059 R)
• M31: 41,880,971 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.3

Radius: 4.9

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.4 AU - 21.3 AU

Year: 29454 Days

Day: 19.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,776,754 km

• M1: 60,886 km (0.059 R)
• M2: 219,161 km (0.056 R)
• M3: 973,733 km (0.053 R)
• M4: 2,326,546 km (0.082 R)
• M5: 2,876,767 km (0.048 R)
• M6: 3,087,251 km (0.101 R)
• M7: 5,008,537 km (0.082 R)
• M8: 8,428,643 km (0.098 R)
• M9: 9,306,932 km (0.08 R)
• M10: 12,720,756 km (0.084 R)
• M11: 13,433,141 km (0.066 R)
• M12: 17,832,964 km (0.086 R)
• M13: 21,377,835 km (0.079 R)
• M14: 24,814,397 km (0.047 R)
• M15: 25,476,368 km (0.047 R)
• M16: 27,299,218 km (0.083 R)
• M17: 30,695,239 km (0.12 R)
• M18: 31,329,983 km (0.107 R)
• M19: 41,309,956 km (0.096 R)
• M20: 44,947,578 km (0.111 R)
• M21: 70,019,283 km (0.107 R)
• M22: 74,711,570 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.2

Radius: 3.2

Gravity: 64.57 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 16.46 AU - 22.96 AU

Year: 31492 Days

Day: 17.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 101,776,754 km

• M1: 42,336 km (0.086 R)
• M2: 150,944 km (0.065 R)
• M3: 1,050,925 km (0.051 R)
• M4: 1,629,420 km (0.109 R)
• M5: 1,766,751 km (0.094 R)
• M6: 2,732,106 km (0.031 R)
• M7: 4,145,207 km (0.067 R)
• M8: 4,514,864 km (0.058 R)
• M9: 6,215,044 km (0.09 R)
• M10: 8,356,387 km (0.084 R)
• M11: 8,944,606 km (0.1 R)
• M12: 22,235,480 km (0.107 R)
• M13: 25,357,886 km (0.107 R)
• M14: 27,979,290 km (0.105 R)
• M15: 35,235,534 km (0.103 R)
• M16: 40,436,005 km (0.071 R)
• M17: 41,938,267 km (0.076 R)
• M18: 44,699,844 km (0.11 R)
• M19: 57,583,212 km (0.117 R)
• M20: 62,519,045 km (0.078 R)
• M21: 72,003,250 km (0.102 R)
• M22: 79,261,141 km (0.107 R)
• M23: 86,716,799 km (0.119 R)
• M24: 99,956,510 km (0.078 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 16,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit