🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.07 AU - 1.35 AU

Year: 464 Days

Day: 43.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.81 AU - 2.23 AU

Year: 1000 Days

Day: 16.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 118 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.76 AU - 2.74 AU

Year: 1175 Days

Day: 23.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,503,779 km

• M1: 391,946 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.67 AU - 4.79 AU

Year: 3030 Days

Day: 21.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,503,779 km

• M1: 3,316,136 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.12 AU - 4.88 AU

Year: 3324 Days

Day: 13.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,503,779 km

• M1: 704,307 km (0.075 R)

Asteroid Belt

Center: 8.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.5

Radius: 10

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 11.28 AU - 13.24 AU

Year: 14950 Days

Day: 8.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,503,779 km

• M1: 124,465 km (0.09 R)
• M2: 560,842 km (0.112 R)
• M3: 1,990,848 km (0.116 R)
• M4: 2,355,418 km (0.08 R)
• M5: 3,221,291 km (0.083 R)
• M6: 4,104,068 km (0.082 R)
• M7: 6,670,569 km (0.032 R)
• M8: 7,316,233 km (0.09 R)
• M9: 7,862,116 km (0.078 R)
• M10: 9,190,246 km (0.049 R)
• M11: 10,210,503 km (0.102 R)
• M12: 13,188,847 km (0.104 R)
• M13: 23,999,388 km (0.032 R)
• M14: 25,615,195 km (0.12 R)
• M15: 26,030,329 km (0.098 R)
• M16: 26,873,761 km (0.037 R)
• M17: 27,735,445 km (0.106 R)
• M18: 29,174,726 km (0.113 R)
• M19: 31,367,083 km (0.048 R)
• M20: 34,416,187 km (0.06 R)
• M21: 38,059,493 km (0.081 R)
• M22: 38,735,975 km (0.114 R)
• M23: 40,113,173 km (0.049 R)
• M24: 43,404,326 km (0.091 R)
• M25: 49,709,876 km (0.088 R)
• M26: 50,844,128 km (0.098 R)
• M27: 51,995,582 km (0.057 R)
• M28: 59,271,873 km (0.119 R)
• M29: 62,213,416 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.1

Radius: 7.2

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 13.44 AU - 18.78 AU

Year: 22518 Days

Day: 20.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,503,779 km

• M1: 93,499 km (0.105 R)
• M2: 542,891 km (0.116 R)
• M3: 1,018,911 km (0.114 R)
• M4: 1,562,550 km (0.039 R)
• M5: 2,061,907 km (0.068 R)
• M6: 2,480,333 km (0.11 R)
• M7: 2,854,627 km (0.049 R)
• M8: 3,107,447 km (0.117 R)
• M9: 3,835,689 km (0.071 R)
• M10: 4,176,025 km (0.088 R)
• M11: 4,776,361 km (0.081 R)
• M12: 5,097,398 km (0.095 R)
• M13: 5,664,523 km (0.091 R)
• M14: 5,983,765 km (0.079 R)
• M15: 7,014,195 km (0.114 R)
• M16: 7,289,306 km (0.087 R)
• M17: 8,158,320 km (0.104 R)
• M18: 10,570,436 km (0.094 R)
• M19: 11,554,192 km (0.102 R)
• M20: 13,989,046 km (0.119 R)
• M21: 15,556,982 km (0.046 R)
• M22: 16,343,268 km (0.041 R)
• M23: 17,488,290 km (0.038 R)
• M24: 20,397,221 km (0.072 R)
• M25: 22,506,252 km (0.118 R)
• M26: 25,936,082 km (0.068 R)
• M27: 27,832,085 km (0.065 R)
• M28: 29,579,987 km (0.097 R)
• M29: 34,861,689 km (0.089 R)
• M30: 35,934,306 km (0.102 R)
• M31: 37,863,969 km (0.12 R)
• M32: 40,152,667 km (0.093 R)
• M33: 45,319,478 km (0.108 R)
• M34: 52,815,827 km (0.074 R)
• M35: 53,873,784 km (0.118 R)
• M36: 55,487,197 km (0.057 R)
• M37: 66,460,350 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206

Radius: 6

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 14.24 AU - 23.58 AU

Year: 28637 Days

Day: 23.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,503,779 km

• M1: 77,641 km (0.115 R)
• M2: 288,574 km (0.116 R)
• M3: 1,159,832 km (0.041 R)
• M4: 1,619,846 km (0.109 R)
• M5: 1,928,017 km (0.065 R)
• M6: 2,154,808 km (0.108 R)
• M7: 2,399,251 km (0.101 R)
• M8: 2,944,236 km (0.103 R)
• M9: 3,853,043 km (0.087 R)
• M10: 5,929,910 km (0.099 R)
• M11: 6,536,679 km (0.107 R)
• M12: 7,638,467 km (0.119 R)
• M13: 7,920,310 km (0.112 R)
• M14: 9,222,559 km (0.076 R)
• M15: 12,308,015 km (0.096 R)
• M16: 13,091,459 km (0.053 R)
• M17: 16,481,347 km (0.079 R)
• M18: 20,057,185 km (0.099 R)
• M19: 28,470,420 km (0.049 R)
• M20: 28,807,912 km (0.11 R)
• M21: 40,647,237 km (0.107 R)
• M22: 56,062,101 km (0.05 R)
• M23: 57,484,029 km (0.116 R)
• M24: 58,384,758 km (0.077 R)
• M25: 63,795,414 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.7

Radius: 6.5

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 17.23 AU - 21.75 AU

Year: 29965 Days

Day: 15.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,503,779 km

• M1: 128,505 km (0.094 R)
• M2: 431,440 km (0.099 R)
• M3: 749,336 km (0.109 R)
• M4: 985,252 km (0.115 R)
• M5: 1,368,521 km (0.1 R)
• M6: 2,453,405 km (0.115 R)
• M7: 2,674,960 km (0.094 R)
• M8: 3,448,680 km (0.102 R)
• M9: 3,931,881 km (0.112 R)
• M10: 4,426,900 km (0.06 R)
• M11: 5,246,248 km (0.08 R)
• M12: 8,258,700 km (0.069 R)
• M13: 13,044,785 km (0.118 R)
• M14: 16,517,699 km (0.067 R)
• M15: 16,832,304 km (0.07 R)
• M16: 22,138,390 km (0.101 R)
• M17: 23,200,835 km (0.118 R)
• M18: 36,816,784 km (0.103 R)
• M19: 43,161,978 km (0.109 R)
• M20: 46,983,754 km (0.062 R)
• M21: 47,774,230 km (0.09 R)
• M22: 53,901,459 km (0.036 R)
• M23: 56,350,077 km (0.087 R)
• M24: 64,527,396 km (0.079 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 18,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit