🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.69 AU - 0.85 AU

Year: 237 Days

Day: 29.1 Hours

Environment

Temp: 135 °C

Axial Tilt: 167.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.77 AU - 0.85 AU

Year: 256 Days

Day: 14.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.44 AU - 1.85 AU

Year: 738 Days

Day: 46.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,785,539 km

• M1: 165,904 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.06 AU - 6.56 AU

Year: 4301 Days

Day: 25.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.2

Radius: 9

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.6 AU - 9.33 AU

Year: 7161 Days

Day: 12.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,785,539 km

• M1: 111,899 km (0.04 R)
• M2: 437,574 km (0.098 R)
• M3: 1,022,801 km (0.111 R)
• M4: 1,988,455 km (0.114 R)
• M5: 2,288,548 km (0.109 R)
• M6: 2,836,824 km (0.113 R)
• M7: 3,286,516 km (0.074 R)
• M8: 4,411,342 km (0.048 R)
• M9: 4,779,652 km (0.113 R)
• M10: 5,137,789 km (0.11 R)
• M11: 5,610,668 km (0.047 R)
• M12: 7,282,424 km (0.071 R)
• M13: 9,126,667 km (0.118 R)
• M14: 13,011,724 km (0.107 R)
• M15: 13,475,776 km (0.101 R)
• M16: 14,871,824 km (0.1 R)
• M17: 26,790,735 km (0.064 R)
• M18: 28,501,237 km (0.041 R)
• M19: 28,793,252 km (0.047 R)
• M20: 31,824,105 km (0.095 R)
• M21: 34,838,951 km (0.116 R)
• M22: 36,073,731 km (0.111 R)
• M23: 41,679,762 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.5

Radius: 12.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 11.23 AU - 14.49 AU

Year: 16208 Days

Day: 12.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,785,539 km

• M1: 159,322 km (0.044 R)
• M2: 1,751,941 km (0.12 R)
• M3: 3,270,060 km (0.116 R)
• M4: 5,129,113 km (0.055 R)
• M5: 9,712,492 km (0.1 R)
• M6: 11,602,362 km (0.07 R)
• M7: 14,440,234 km (0.058 R)
• M8: 21,830,967 km (0.07 R)
• M9: 29,377,132 km (0.088 R)
• M10: 29,966,249 km (0.073 R)
• M11: 30,683,421 km (0.094 R)
• M12: 33,284,329 km (0.026 R)
• M13: 34,573,115 km (0.041 R)
• M14: 36,703,987 km (0.103 R)
• M15: 39,488,901 km (0.089 R)
• M16: 40,932,969 km (0.079 R)
• M17: 42,862,483 km (0.117 R)
• M18: 48,521,321 km (0.082 R)
• M19: 52,558,818 km (0.047 R)
• M20: 54,128,998 km (0.03 R)
• M21: 67,017,602 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.8

Radius: 7.6

Gravity: 16.27 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 15.29 AU - 18.09 AU

Year: 23964 Days

Day: 21.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,785,539 km

• M1: 94,546 km (0.112 R)
• M2: 356,043 km (0.09 R)
• M3: 727,644 km (0.048 R)
• M4: 1,299,856 km (0.07 R)
• M5: 1,788,592 km (0.091 R)
• M6: 2,370,677 km (0.045 R)
• M7: 3,246,124 km (0.05 R)
• M8: 3,549,957 km (0.108 R)
• M9: 4,110,201 km (0.085 R)
• M10: 4,804,485 km (0.04 R)
• M11: 5,119,389 km (0.107 R)
• M12: 6,424,331 km (0.077 R)
• M13: 7,723,289 km (0.086 R)
• M14: 8,547,873 km (0.096 R)
• M15: 9,551,824 km (0.103 R)
• M16: 11,862,812 km (0.078 R)
• M17: 13,109,561 km (0.116 R)
• M18: 13,647,664 km (0.08 R)
• M19: 16,383,959 km (0.072 R)
• M20: 25,425,953 km (0.043 R)
• M21: 25,782,146 km (0.102 R)
• M22: 26,262,205 km (0.061 R)
• M23: 27,116,858 km (0.085 R)
• M24: 32,637,468 km (0.074 R)
• M25: 33,058,287 km (0.068 R)
• M26: 34,342,585 km (0.117 R)
• M27: 34,923,773 km (0.107 R)
• M28: 39,020,361 km (0.066 R)
• M29: 41,922,559 km (0.104 R)
• M30: 52,057,366 km (0.115 R)
• M31: 54,577,492 km (0.101 R)
• M32: 70,021,677 km (0.087 R)
• M33: 74,534,297 km (0.069 R)
• M34: 83,347,556 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.5

Radius: 7.2

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 15.9 AU - 20.62 AU

Year: 27424 Days

Day: 19.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 132.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,785,539 km

• M1: 89,609 km (0.102 R)
• M2: 325,076 km (0.04 R)
• M3: 584,180 km (0.091 R)
• M4: 973,284 km (0.081 R)
• M5: 1,459,776 km (0.106 R)
• M6: 1,684,921 km (0.09 R)
• M7: 3,445,837 km (0.105 R)
• M8: 3,979,902 km (0.097 R)
• M9: 5,453,291 km (0.072 R)
• M10: 6,586,794 km (0.119 R)
• M11: 8,295,800 km (0.117 R)
• M12: 10,032,482 km (0.095 R)
• M13: 10,597,513 km (0.068 R)
• M14: 11,518,438 km (0.09 R)
• M15: 14,442,478 km (0.093 R)
• M16: 17,200,015 km (0.097 R)
• M17: 19,126,686 km (0.105 R)
• M18: 19,897,115 km (0.101 R)
• M19: 22,122,234 km (0.089 R)
• M20: 28,153,422 km (0.106 R)
• M21: 30,040,599 km (0.032 R)
• M22: 32,279,331 km (0.095 R)
• M23: 32,549,954 km (0.091 R)
• M24: 37,086,359 km (0.071 R)
• M25: 37,681,460 km (0.032 R)
• M26: 42,511,377 km (0.066 R)
• M27: 43,491,542 km (0.115 R)
• M28: 46,522,395 km (0.091 R)
• M29: 53,377,567 km (0.042 R)
• M30: 55,287,334 km (0.064 R)
• M31: 59,445,407 km (0.076 R)
• M32: 65,739,887 km (0.108 R)
• M33: 67,050,065 km (0.047 R)
• M34: 69,496,738 km (0.118 R)
• M35: 72,233,332 km (0.093 R)
• M36: 74,567,807 km (0.093 R)
• M37: 81,371,368 km (0.11 R)
• M38: 84,666,261 km (0.094 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 12,979 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit