🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.67 AU - 0.87 AU

Year: 289 Days

Day: 45.9 Hours

Environment

Temp: -16 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.32 AU - 1.72 AU

Year: 801 Days

Day: 38.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.67 AU - 1.71 AU

Year: 939 Days

Day: 12.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,132,123 km

• M1: 58,343 km (0.027 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.72 AU - 1.92 AU

Year: 1050 Days

Day: 14.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 97,132,123 km

• M1: 17,952 km (0.099 R)
• M2: 192,981 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.1

Radius: 8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.21 AU - 3.63 AU

Year: 2133 Days

Day: 6.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,132,123 km

• M1: 99,632 km (0.047 R)
• M2: 438,322 km (0.091 R)
• M3: 723,904 km (0.12 R)
• M4: 1,044,193 km (0.071 R)
• M5: 1,381,387 km (0.117 R)
• M6: 1,661,584 km (0.104 R)
• M7: 1,969,007 km (0.113 R)
• M8: 2,230,355 km (0.051 R)
• M9: 2,659,551 km (0.056 R)
• M10: 4,511,872 km (0.104 R)
• M11: 4,949,446 km (0.102 R)
• M12: 5,221,115 km (0.113 R)
• M13: 6,049,588 km (0.064 R)
• M14: 6,557,174 km (0.106 R)
• M15: 6,911,272 km (0.057 R)
• M16: 7,993,463 km (0.086 R)
• M17: 8,845,872 km (0.077 R)
• M18: 9,790,133 km (0.097 R)
• M19: 12,480,801 km (0.118 R)
• M20: 12,985,843 km (0.092 R)
• M21: 13,585,431 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.2

Radius: 12.4

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.7 AU - 8.7 AU

Year: 8259 Days

Day: 14.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,132,123 km

• M1: 154,235 km (0.093 R)
• M2: 605,722 km (0.119 R)
• M3: 1,332,169 km (0.053 R)
• M4: 2,101,401 km (0.118 R)
• M5: 2,569,044 km (0.104 R)
• M6: 2,980,438 km (0.061 R)
• M7: 3,645,700 km (0.027 R)
• M8: 4,972,932 km (0.062 R)
• M9: 7,852,991 km (0.109 R)
• M10: 9,531,329 km (0.085 R)
• M11: 10,479,480 km (0.107 R)
• M12: 11,489,416 km (0.12 R)
• M13: 12,563,080 km (0.12 R)
• M14: 13,411,449 km (0.057 R)
• M15: 14,297,667 km (0.037 R)
• M16: 15,796,189 km (0.101 R)
• M17: 17,813,666 km (0.071 R)
• M18: 19,547,056 km (0.109 R)
• M19: 22,435,941 km (0.093 R)
• M20: 25,777,359 km (0.074 R)
• M21: 26,319,352 km (0.092 R)
• M22: 27,053,728 km (0.092 R)
• M23: 30,128,712 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.3

Radius: 5.8

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.63 AU - 13.65 AU

Year: 18082 Days

Day: 19.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,132,123 km

• M1: 72,705 km (0.105 R)
• M2: 397,482 km (0.088 R)
• M3: 810,820 km (0.085 R)
• M4: 1,334,862 km (0.113 R)
• M5: 1,552,975 km (0.109 R)
• M6: 2,334,325 km (0.095 R)
• M7: 3,871,144 km (0.071 R)
• M8: 4,380,375 km (0.107 R)
• M9: 6,416,103 km (0.092 R)
• M10: 6,620,304 km (0.099 R)
• M11: 8,511,221 km (0.027 R)
• M12: 9,265,643 km (0.064 R)
• M13: 10,173,702 km (0.114 R)
• M14: 10,677,847 km (0.066 R)
• M15: 23,984,129 km (0.109 R)
• M16: 24,476,755 km (0.082 R)
• M17: 25,279,048 km (0.085 R)
• M18: 25,789,327 km (0.101 R)
• M19: 33,671,638 km (0.104 R)
• M20: 42,300,444 km (0.08 R)
• M21: 43,454,741 km (0.11 R)
• M22: 53,121,157 km (0.055 R)
• M23: 59,881,933 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.7

Radius: 3.8

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 12.48 AU - 17.42 AU

Year: 24711 Days

Day: 20 Hours

Environment

Temp: -218 °C

Axial Tilt: 106.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 97,132,123 km

• M1: 49,218 km (0.11 R)
• M2: 176,226 km (0.1 R)
• M3: 310,266 km (0.067 R)
• M4: 457,769 km (0.039 R)
• M5: 684,111 km (0.068 R)
• M6: 2,010,147 km (0.114 R)
• M7: 3,048,505 km (0.103 R)
• M8: 4,227,187 km (0.112 R)
• M9: 4,981,011 km (0.087 R)
• M10: 5,174,441 km (0.092 R)
• M11: 5,306,236 km (0.1 R)
• M12: 7,026,762 km (0.111 R)
• M13: 8,211,278 km (0.075 R)
• M14: 9,820,801 km (0.109 R)
• M15: 10,540,666 km (0.077 R)
• M16: 11,798,634 km (0.1 R)
• M17: 13,899,737 km (0.074 R)
• M18: 15,071,537 km (0.108 R)
• M19: 20,501,191 km (0.064 R)
• M20: 20,665,899 km (0.098 R)
• M21: 24,148,836 km (0.092 R)
• M22: 30,076,054 km (0.079 R)
• M23: 32,137,512 km (0.111 R)
• M24: 38,132,946 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876

Radius: 4.5

Gravity: 43.26 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.41 AU - 18.13 AU

Year: 25509 Days

Day: 17.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,132,123 km

• M1: 55,950 km (0.047 R)
• M2: 195,973 km (0.075 R)
• M3: 1,089,671 km (0.1 R)
• M4: 1,518,867 km (0.101 R)
• M5: 1,665,623 km (0.114 R)
• M6: 1,862,493 km (0.095 R)
• M7: 2,186,971 km (0.044 R)
• M8: 3,296,987 km (0.083 R)
• M9: 4,362,424 km (0.099 R)
• M10: 5,552,774 km (0.053 R)
• M11: 6,176,148 km (0.117 R)
• M12: 7,095,128 km (0.113 R)
• M13: 7,560,826 km (0.118 R)
• M14: 8,213,073 km (0.111 R)
• M15: 8,438,517 km (0.072 R)
• M16: 8,784,537 km (0.072 R)
• M17: 10,006,602 km (0.067 R)
• M18: 10,658,100 km (0.111 R)
• M19: 11,617,322 km (0.054 R)
• M20: 13,315,706 km (0.062 R)
• M21: 15,172,814 km (0.028 R)
• M22: 18,511,091 km (0.118 R)
• M23: 21,446,650 km (0.096 R)
• M24: 23,870,135 km (0.109 R)
• M25: 29,383,864 km (0.055 R)
• M26: 34,507,741 km (0.098 R)
• M27: 38,131,450 km (0.087 R)
• M28: 38,444,409 km (0.103 R)
• M29: 39,075,413 km (0.07 R)
• M30: 52,801,167 km (0.042 R)
• M31: 58,212,122 km (0.093 R)
• M32: 58,419,315 km (0.093 R)
• M33: 61,801,872 km (0.077 R)
• M34: 63,760,707 km (0.117 R)
• M35: 67,573,059 km (0.086 R)
• M36: 70,588,802 km (0.119 R)
• M37: 73,451,208 km (0.103 R)
• M38: 77,136,701 km (0.098 R)
• M39: 80,428,752 km (0.066 R)
• M40: 82,762,030 km (0.119 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 14,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit