🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.57 AU - 0.69 AU

Year: 318 Days

Day: 17.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.8

Radius: 10.9

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.48 AU - 1.62 AU

Year: 1227 Days

Day: 8.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,838,344 km

• M1: 139,126 km (0.087 R)
• M2: 603,328 km (0.071 R)
• M3: 943,813 km (0.082 R)
• M4: 1,506,151 km (0.111 R)
• M5: 1,961,826 km (0.105 R)
• M6: 2,579,366 km (0.119 R)
• M7: 3,182,545 km (0.061 R)
• M8: 3,861,719 km (0.085 R)
• M9: 6,376,759 km (0.078 R)
• M10: 7,382,655 km (0.115 R)
• M11: 8,014,257 km (0.043 R)
• M12: 8,545,180 km (0.119 R)
• M13: 8,902,868 km (0.119 R)
• M14: 10,590,781 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.6

Radius: 11.7

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.3 AU - 1.88 AU

Year: 1275 Days

Day: 7.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,838,344 km

• M1: 146,008 km (0.074 R)
• M2: 563,386 km (0.097 R)
• M3: 1,018,911 km (0.089 R)
• M4: 1,604,288 km (0.111 R)
• M5: 1,980,975 km (0.116 R)
• M6: 2,731,059 km (0.081 R)
• M7: 3,350,394 km (0.055 R)
• M8: 4,307,820 km (0.115 R)
• M9: 4,851,010 km (0.086 R)
• M10: 5,418,285 km (0.091 R)
• M11: 5,939,484 km (0.112 R)
• M12: 8,769,128 km (0.034 R)
• M13: 9,488,993 km (0.09 R)
• M14: 10,978,838 km (0.105 R)
• M15: 11,461,740 km (0.059 R)
• M16: 12,067,163 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.6

Radius: 8.9

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.23 AU - 2.01 AU

Year: 1311 Days

Day: 5.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,838,344 km

• M1: 110,702 km (0.117 R)
• M2: 495,917 km (0.114 R)
• M3: 945,159 km (0.114 R)
• M4: 1,434,494 km (0.097 R)
• M5: 2,425,879 km (0.071 R)
• M6: 2,778,032 km (0.107 R)
• M7: 3,220,393 km (0.079 R)
• M8: 3,724,538 km (0.044 R)
• M9: 4,144,759 km (0.113 R)
• M10: 4,471,780 km (0.089 R)
• M11: 5,138,687 km (0.113 R)
• M12: 6,418,347 km (0.029 R)
• M13: 7,242,183 km (0.075 R)
• M14: 7,795,096 km (0.105 R)
• M15: 9,593,861 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.9

Radius: 7.7

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.03 AU - 12.17 AU

Year: 21943 Days

Day: 16.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,838,344 km

• M1: 98,286 km (0.111 R)
• M2: 1,174,493 km (0.099 R)
• M3: 2,535,983 km (0.116 R)
• M4: 6,455,896 km (0.085 R)
• M5: 6,855,023 km (0.108 R)
• M6: 7,702,944 km (0.076 R)
• M7: 9,892,758 km (0.059 R)
• M8: 13,368,365 km (0.09 R)
• M9: 25,223,099 km (0.091 R)
• M10: 28,271,454 km (0.106 R)
• M11: 28,861,768 km (0.062 R)
• M12: 29,944,856 km (0.088 R)
• M13: 30,434,789 km (0.086 R)
• M14: 31,054,872 km (0.098 R)
• M15: 41,091,244 km (0.041 R)
• M16: 47,412,203 km (0.061 R)
• M17: 57,495,249 km (0.109 R)
• M18: 65,365,892 km (0.058 R)
• M19: 65,983,582 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.2

Radius: 5.5

Gravity: 25.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.79 AU - 13.15 AU

Year: 23102 Days

Day: 20.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,838,344 km

• M1: 69,264 km (0.084 R)
• M2: 241,900 km (0.079 R)
• M3: 591,510 km (0.095 R)
• M4: 1,056,759 km (0.047 R)
• M5: 1,313,469 km (0.114 R)
• M6: 3,047,009 km (0.106 R)
• M7: 3,693,871 km (0.067 R)
• M8: 4,571,262 km (0.111 R)
• M9: 6,682,387 km (0.087 R)
• M10: 8,134,534 km (0.081 R)
• M11: 9,077,150 km (0.119 R)
• M12: 11,646,344 km (0.101 R)
• M13: 12,058,935 km (0.054 R)
• M14: 15,801,724 km (0.114 R)
• M15: 19,474,352 km (0.074 R)
• M16: 19,763,524 km (0.091 R)
• M17: 20,055,539 km (0.085 R)
• M18: 20,948,938 km (0.103 R)
• M19: 24,007,765 km (0.115 R)
• M20: 28,573,044 km (0.098 R)
• M21: 31,124,286 km (0.075 R)
• M22: 32,320,321 km (0.081 R)
• M23: 43,996,734 km (0.112 R)
• M24: 56,422,183 km (0.116 R)
• M25: 56,617,558 km (0.053 R)
• M26: 57,206,675 km (0.096 R)
• M27: 81,236,581 km (0.064 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 19,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit