🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.64 AU - 0.82 AU

Year: 224 Days

Day: 13.7 Hours

Environment

Temp: 183 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,306,861 km

• M1: 93,199 km (0.027 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.68 AU - 0.82 AU

Year: 234 Days

Day: 22.4 Hours

Environment

Temp: 194 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,306,861 km

• M1: 38,746 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.56 AU - 2.1 AU

Year: 891 Days

Day: 36 Hours

Environment

Temp: -55 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,306,861 km

• M1: 593,455 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.95 AU - 2.01 AU

Year: 1003 Days

Day: 42.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.6

Radius: 14.7

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.85 AU - 6.59 AU

Year: 4923 Days

Day: 8.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,306,861 km

• M1: 182,809 km (0.119 R)
• M2: 942,018 km (0.083 R)
• M3: 1,428,510 km (0.094 R)
• M4: 2,268,801 km (0.089 R)
• M5: 3,862,168 km (0.075 R)
• M6: 4,432,884 km (0.093 R)
• M7: 5,663,327 km (0.045 R)
• M8: 6,226,862 km (0.118 R)
• M9: 8,181,807 km (0.103 R)
• M10: 9,629,615 km (0.098 R)
• M11: 11,069,046 km (0.088 R)
• M12: 13,173,588 km (0.071 R)
• M13: 14,423,479 km (0.092 R)
• M14: 16,529,368 km (0.071 R)
• M15: 17,274,964 km (0.048 R)
• M16: 18,344,140 km (0.1 R)
• M17: 19,773,996 km (0.096 R)
• M18: 22,297,563 km (0.106 R)
• M19: 23,350,432 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.4

Radius: 10.1

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.54 AU - 10.04 AU

Year: 9379 Days

Day: 12.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,306,861 km

• M1: 127,158 km (0.065 R)
• M2: 839,543 km (0.109 R)
• M3: 1,260,960 km (0.104 R)
• M4: 1,592,619 km (0.101 R)
• M5: 3,271,107 km (0.107 R)
• M6: 5,585,685 km (0.114 R)
• M7: 7,392,828 km (0.068 R)
• M8: 7,734,659 km (0.085 R)
• M9: 8,166,697 km (0.051 R)
• M10: 9,296,012 km (0.118 R)
• M11: 9,921,032 km (0.094 R)
• M12: 11,555,837 km (0.116 R)
• M13: 14,569,337 km (0.096 R)
• M14: 18,002,458 km (0.068 R)
• M15: 19,616,021 km (0.094 R)
• M16: 23,615,969 km (0.083 R)
• M17: 24,526,720 km (0.062 R)
• M18: 25,893,147 km (0.09 R)
• M19: 26,418,386 km (0.091 R)
• M20: 27,219,482 km (0.11 R)
• M21: 33,390,993 km (0.115 R)
• M22: 35,711,106 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.3

Radius: 8.5

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.27 AU - 10.73 AU

Year: 10538 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,306,861 km

• M1: 105,766 km (0.107 R)
• M2: 385,065 km (0.096 R)
• M3: 714,779 km (0.04 R)
• M4: 1,271,432 km (0.109 R)
• M5: 1,911,113 km (0.117 R)
• M6: 2,304,106 km (0.11 R)
• M7: 2,940,197 km (0.108 R)
• M8: 3,346,654 km (0.091 R)
• M9: 3,663,203 km (0.093 R)
• M10: 4,978,916 km (0.077 R)
• M11: 5,933,351 km (0.064 R)
• M12: 6,509,751 km (0.113 R)
• M13: 7,322,217 km (0.106 R)
• M14: 9,336,104 km (0.048 R)
• M15: 10,885,489 km (0.058 R)
• M16: 11,257,689 km (0.078 R)
• M17: 11,859,970 km (0.091 R)
• M18: 13,734,281 km (0.04 R)
• M19: 14,485,412 km (0.077 R)
• M20: 16,692,280 km (0.095 R)
• M21: 18,961,231 km (0.09 R)
• M22: 19,345,548 km (0.089 R)
• M23: 22,013,327 km (0.096 R)
• M24: 22,695,194 km (0.05 R)
• M25: 24,280,931 km (0.088 R)
• M26: 25,845,127 km (0.119 R)
• M27: 28,166,137 km (0.119 R)
• M28: 31,258,475 km (0.112 R)
• M29: 32,556,237 km (0.118 R)
• M30: 32,886,250 km (0.113 R)
• M31: 34,913,450 km (0.096 R)
• M32: 38,230,035 km (0.048 R)
• M33: 43,857,009 km (0.037 R)
• M34: 45,208,626 km (0.095 R)
• M35: 45,756,902 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.3

Radius: 3

Gravity: 100.03 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 14.41 AU - 23.71 AU

Year: 29947 Days

Day: 24.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,306,861 km

• M1: 37,250 km (0.04 R)
• M2: 186,399 km (0.069 R)
• M3: 349,610 km (0.098 R)
• M4: 492,327 km (0.108 R)
• M5: 727,794 km (0.093 R)
• M6: 1,105,977 km (0.075 R)
• M7: 1,452,595 km (0.07 R)
• M8: 2,865,398 km (0.054 R)
• M9: 3,254,651 km (0.088 R)
• M10: 3,478,300 km (0.115 R)
• M11: 6,163,881 km (0.086 R)
• M12: 6,757,934 km (0.096 R)
• M13: 7,719,250 km (0.066 R)
• M14: 11,577,230 km (0.103 R)
• M15: 16,456,663 km (0.117 R)
• M16: 16,829,760 km (0.094 R)
• M17: 17,304,135 km (0.115 R)
• M18: 19,085,696 km (0.078 R)
• M19: 19,601,360 km (0.12 R)
• M20: 22,777,024 km (0.108 R)
• M21: 33,129,795 km (0.11 R)
• M22: 33,426,148 km (0.078 R)
• M23: 34,781,655 km (0.1 R)
• M24: 36,016,884 km (0.047 R)
• M25: 37,441,056 km (0.117 R)
• M26: 46,042,335 km (0.034 R)
• M27: 47,342,490 km (0.114 R)
• M28: 47,530,235 km (0.081 R)
• M29: 52,788,301 km (0.105 R)
• M30: 54,417,422 km (0.099 R)
• M31: 54,830,013 km (0.069 R)
• M32: 55,661,179 km (0.096 R)
• M33: 56,711,954 km (0.101 R)
• M34: 57,990,268 km (0.106 R)
• M35: 84,675,686 km (0.04 R)
• M36: 86,905,442 km (0.076 R)
• M37: 87,186,836 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.1

Radius: 3.9

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 16.34 AU - 22.06 AU

Year: 30278 Days

Day: 20.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,306,861 km

• M1: 53,257 km (0.067 R)
• M2: 250,726 km (0.118 R)
• M3: 701,016 km (0.098 R)
• M4: 864,975 km (0.076 R)
• M5: 1,666,371 km (0.091 R)
• M6: 4,747,339 km (0.032 R)
• M7: 6,580,810 km (0.068 R)
• M8: 11,449,623 km (0.12 R)
• M9: 16,263,682 km (0.089 R)
• M10: 16,771,866 km (0.054 R)
• M11: 17,067,023 km (0.103 R)
• M12: 19,150,323 km (0.036 R)
• M13: 22,628,324 km (0.074 R)
• M14: 27,923,789 km (0.085 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 12,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit