🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1 AU - 1.16 AU

Year: 512 Days

Day: 27.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.87 AU - 1.35 AU

Year: 534 Days

Day: 35.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.09 AU - 1.23 AU

Year: 570 Days

Day: 46.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.2 AU - 1.2 AU

Year: 600 Days

Day: 44.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.4

Radius: 12

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.54 AU - 3.24 AU

Year: 2243 Days

Day: 13.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,653,031 km

• M1: 149,299 km (0.104 R)
• M2: 581,188 km (0.087 R)
• M3: 1,199,177 km (0.112 R)
• M4: 1,859,502 km (0.076 R)
• M5: 2,280,470 km (0.099 R)
• M6: 3,158,011 km (0.1 R)
• M7: 3,587,955 km (0.074 R)
• M8: 4,425,554 km (0.107 R)
• M9: 4,944,958 km (0.1 R)
• M10: 5,764,156 km (0.114 R)
• M11: 6,885,691 km (0.073 R)
• M12: 7,996,904 km (0.103 R)
• M13: 8,423,707 km (0.053 R)
• M14: 10,681,737 km (0.037 R)
• M15: 12,287,670 km (0.057 R)
• M16: 15,830,447 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.3

Radius: 11.4

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.02 AU - 6.24 AU

Year: 6929 Days

Day: 8.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,653,031 km

• M1: 141,819 km (0.061 R)
• M2: 534,513 km (0.112 R)
• M3: 966,402 km (0.097 R)
• M4: 1,648,868 km (0.071 R)
• M5: 2,452,956 km (0.092 R)
• M6: 3,034,593 km (0.034 R)
• M7: 4,528,028 km (0.103 R)
• M8: 6,951,215 km (0.093 R)
• M9: 7,652,529 km (0.085 R)
• M10: 8,040,287 km (0.045 R)
• M11: 10,272,886 km (0.076 R)
• M12: 11,887,795 km (0.094 R)
• M13: 12,251,168 km (0.115 R)
• M14: 14,826,047 km (0.109 R)
• M15: 15,614,727 km (0.034 R)
• M16: 17,945,013 km (0.115 R)
• M17: 19,621,706 km (0.117 R)
• M18: 20,424,148 km (0.04 R)
• M19: 25,362,075 km (0.071 R)
• M20: 26,932,404 km (0.079 R)
• M21: 28,289,855 km (0.104 R)
• M22: 30,266,043 km (0.086 R)
• M23: 33,144,306 km (0.097 R)
• M24: 33,865,368 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.2

Radius: 3.6

Gravity: 19.07 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.62 AU - 13.92 AU

Year: 17274 Days

Day: 15.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,653,031 km

• M1: 45,627 km (0.057 R)
• M2: 179,517 km (0.1 R)
• M3: 331,060 km (0.1 R)
• M4: 698,173 km (0.057 R)
• M5: 1,564,345 km (0.114 R)
• M6: 1,991,148 km (0.115 R)
• M7: 2,278,076 km (0.051 R)
• M8: 2,759,482 km (0.097 R)
• M9: 3,092,936 km (0.113 R)
• M10: 3,403,052 km (0.111 R)
• M11: 4,057,244 km (0.091 R)
• M12: 4,487,936 km (0.071 R)
• M13: 4,637,983 km (0.043 R)
• M14: 5,076,155 km (0.111 R)
• M15: 5,305,339 km (0.059 R)
• M16: 5,610,070 km (0.105 R)
• M17: 5,962,074 km (0.06 R)
• M18: 6,479,682 km (0.095 R)
• M19: 7,903,405 km (0.072 R)
• M20: 12,086,012 km (0.057 R)
• M21: 14,092,419 km (0.099 R)
• M22: 14,610,326 km (0.112 R)
• M23: 15,752,656 km (0.037 R)
• M24: 16,665,352 km (0.064 R)
• M25: 17,464,803 km (0.058 R)
• M26: 20,178,060 km (0.106 R)
• M27: 24,062,219 km (0.118 R)
• M28: 25,176,274 km (0.057 R)
• M29: 26,714,440 km (0.067 R)
• M30: 29,660,171 km (0.076 R)
• M31: 30,509,289 km (0.077 R)
• M32: 30,724,111 km (0.097 R)
• M33: 41,996,161 km (0.094 R)
• M34: 43,471,944 km (0.049 R)
• M35: 45,960,804 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.6

Radius: 3.7

Gravity: 22.25 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.2 AU - 12.9 AU

Year: 20299 Days

Day: 18.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,653,031 km

• M1: 46,226 km (0.085 R)
• M2: 220,956 km (0.083 R)
• M3: 543,639 km (0.086 R)
• M4: 749,785 km (0.053 R)
• M5: 1,660,237 km (0.094 R)
• M6: 2,020,918 km (0.095 R)
• M7: 3,442,845 km (0.099 R)
• M8: 3,576,287 km (0.089 R)
• M9: 3,740,844 km (0.083 R)
• M10: 5,038,456 km (0.057 R)
• M11: 5,825,341 km (0.112 R)
• M12: 6,248,105 km (0.059 R)
• M13: 6,732,203 km (0.084 R)
• M14: 6,941,042 km (0.056 R)
• M15: 8,004,683 km (0.088 R)
• M16: 8,239,252 km (0.043 R)
• M17: 8,382,118 km (0.106 R)
• M18: 8,672,787 km (0.057 R)
• M19: 8,820,739 km (0.076 R)
• M20: 9,121,581 km (0.101 R)
• M21: 11,659,359 km (0.115 R)
• M22: 12,205,541 km (0.107 R)
• M23: 13,088,767 km (0.048 R)
• M24: 16,439,908 km (0.084 R)
• M25: 19,215,398 km (0.088 R)
• M26: 23,411,917 km (0.066 R)
• M27: 26,387,269 km (0.115 R)
• M28: 31,307,693 km (0.12 R)
• M29: 31,655,957 km (0.096 R)
• M30: 34,288,730 km (0.045 R)
• M31: 34,411,849 km (0.099 R)
• M32: 39,308,187 km (0.119 R)
• M33: 42,203,354 km (0.092 R)
• M34: 46,430,691 km (0.117 R)
• M35: 49,977,507 km (0.078 R)
• M36: 54,701,509 km (0.115 R)
• M37: 56,568,340 km (0.104 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 19,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit