🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.75 AU - 0.79 AU

Year: 248 Days

Day: 47 Hours

Environment

Temp: 187 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.76 AU - 2.76 AU

Year: 1247 Days

Day: 45.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.98 AU - 3.78 AU

Year: 2281 Days

Day: 18.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,149,715 km

• M1: 2,200,285 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.5

Radius: 10.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.09 AU - 5.45 AU

Year: 3824 Days

Day: 5.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 106,149,715 km

• M1: 154,385 km (0.096 R)
• M2: 497,263 km (0.075 R)
• M3: 1,073,963 km (0.1 R)
• M4: 2,454,303 km (0.104 R)
• M5: 3,858,129 km (0.026 R)
• M6: 6,045,100 km (0.046 R)
• M7: 7,897,870 km (0.112 R)
• M8: 8,828,967 km (0.09 R)
• M9: 10,377,903 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567

Radius: 14.4

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 6.54 AU - 9.84 AU

Year: 8604 Days

Day: 5.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 106,149,715 km

• M1: 179,069 km (0.114 R)
• M2: 659,427 km (0.099 R)
• M3: 1,583,344 km (0.088 R)
• M4: 2,546,754 km (0.103 R)
• M5: 3,118,218 km (0.095 R)
• M6: 4,333,850 km (0.029 R)
• M7: 4,803,288 km (0.099 R)
• M8: 5,306,835 km (0.117 R)
• M9: 6,420,890 km (0.119 R)
• M10: 8,847,068 km (0.094 R)
• M11: 9,561,698 km (0.102 R)
• M12: 11,055,731 km (0.116 R)
• M13: 12,589,708 km (0.066 R)
• M14: 13,494,775 km (0.117 R)
• M15: 14,321,752 km (0.099 R)
• M16: 16,471,474 km (0.095 R)
• M17: 17,623,527 km (0.073 R)
• M18: 18,113,161 km (0.088 R)
• M19: 20,012,306 km (0.104 R)
• M20: 26,504,105 km (0.119 R)
• M21: 27,990,360 km (0.092 R)
• M22: 28,947,038 km (0.112 R)
• M23: 32,155,614 km (0.094 R)
• M24: 35,594,270 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.4

Radius: 4.5

Gravity: 31.82 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.17 AU - 13.59 AU

Year: 16969 Days

Day: 25 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 106,149,715 km

• M1: 61,335 km (0.072 R)
• M2: 445,353 km (0.09 R)
• M3: 631,153 km (0.117 R)
• M4: 922,420 km (0.108 R)
• M5: 1,399,488 km (0.111 R)
• M6: 1,601,445 km (0.086 R)
• M7: 1,822,700 km (0.085 R)
• M8: 2,064,151 km (0.045 R)
• M9: 2,455,200 km (0.05 R)
• M10: 8,301,335 km (0.059 R)
• M11: 9,661,330 km (0.106 R)
• M12: 9,827,234 km (0.087 R)
• M13: 10,108,029 km (0.098 R)
• M14: 10,685,626 km (0.066 R)
• M15: 19,600,612 km (0.078 R)
• M16: 22,083,039 km (0.099 R)
• M17: 24,458,803 km (0.097 R)
• M18: 24,767,274 km (0.072 R)
• M19: 26,134,000 km (0.104 R)
• M20: 28,787,717 km (0.101 R)
• M21: 29,131,642 km (0.107 R)
• M22: 34,623,530 km (0.112 R)
• M23: 40,622,853 km (0.104 R)
• M24: 43,564,994 km (0.116 R)
• M25: 46,331,508 km (0.072 R)
• M26: 47,917,993 km (0.094 R)
• M27: 62,315,442 km (0.118 R)
• M28: 63,083,328 km (0.107 R)
• M29: 66,018,887 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.6

Radius: 7.3

Gravity: 16.56 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 13.91 AU - 15.19 AU

Year: 20374 Days

Day: 17.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 106,149,715 km

• M1: 90,806 km (0.095 R)
• M2: 320,588 km (0.097 R)
• M3: 555,158 km (0.111 R)
• M4: 877,392 km (0.116 R)
• M5: 1,136,345 km (0.085 R)
• M6: 2,240,378 km (0.07 R)
• M7: 5,777,769 km (0.118 R)
• M8: 6,701,835 km (0.105 R)
• M9: 7,126,693 km (0.114 R)
• M10: 7,370,388 km (0.116 R)
• M11: 7,619,768 km (0.076 R)
• M12: 9,467,301 km (0.093 R)
• M13: 10,938,746 km (0.069 R)
• M14: 12,556,796 km (0.105 R)
• M15: 17,996,923 km (0.099 R)
• M16: 20,435,518 km (0.044 R)
• M17: 22,874,412 km (0.074 R)
• M18: 26,769,193 km (0.085 R)
• M19: 27,122,393 km (0.097 R)
• M20: 28,079,072 km (0.119 R)
• M21: 30,955,091 km (0.087 R)
• M22: 32,131,977 km (0.104 R)
• M23: 35,983,973 km (0.03 R)
• M24: 36,702,790 km (0.045 R)
• M25: 37,431,182 km (0.105 R)
• M26: 38,317,849 km (0.084 R)
• M27: 50,432,285 km (0.038 R)
• M28: 65,719,093 km (0.045 R)
• M29: 73,710,760 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708

Radius: 4.8

Gravity: 30.73 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 17.61 AU - 22.05 AU

Year: 32416 Days

Day: 21.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 106,149,715 km

• M1: 88,861 km (0.075 R)
• M2: 277,055 km (0.084 R)
• M3: 742,305 km (0.049 R)
• M4: 1,042,248 km (0.083 R)
• M5: 1,600,847 km (0.055 R)
• M6: 2,783,268 km (0.106 R)
• M7: 4,048,118 km (0.068 R)
• M8: 11,074,282 km (0.114 R)
• M9: 14,382,489 km (0.108 R)
• M10: 14,976,841 km (0.099 R)
• M11: 18,690,758 km (0.052 R)
• M12: 19,500,681 km (0.117 R)
• M13: 19,914,319 km (0.115 R)
• M14: 27,481,278 km (0.032 R)
• M15: 29,735,868 km (0.117 R)
• M16: 32,978,252 km (0.047 R)
• M17: 33,712,927 km (0.098 R)
• M18: 40,655,765 km (0.088 R)
• M19: 42,184,356 km (0.06 R)
• M20: 46,999,313 km (0.037 R)
• M21: 51,970,001 km (0.09 R)
• M22: 58,983,448 km (0.104 R)
• M23: 68,247,596 km (0.116 R)
• M24: 73,845,997 km (0.094 R)
• M25: 77,141,788 km (0.109 R)
• M26: 89,022,701 km (0.067 R)
• M27: 89,306,039 km (0.097 R)
• M28: 100,830,610 km (0.11 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 12,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit