🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.98 AU - 1.48 AU

Year: 496 Days

Day: 38.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 58,667,550 km

• M1: 33,510 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.75 AU - 2.61 AU

Year: 1170 Days

Day: 30.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,667,550 km

• M1: 686,654 km (0.088 R)

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.4

Radius: 8

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.46 AU - 5.5 AU

Year: 4662 Days

Day: 12 Hours

Environment

Temp: -151 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,667,550 km

• M1: 99,483 km (0.082 R)
• M2: 433,235 km (0.047 R)
• M3: 1,296,116 km (0.12 R)
• M4: 1,593,068 km (0.085 R)
• M5: 1,881,792 km (0.12 R)
• M6: 2,265,660 km (0.112 R)
• M7: 2,752,601 km (0.065 R)
• M8: 3,152,626 km (0.113 R)
• M9: 4,395,634 km (0.095 R)
• M10: 4,840,688 km (0.081 R)
• M11: 5,734,236 km (0.079 R)
• M12: 6,296,425 km (0.071 R)
• M13: 6,797,727 km (0.068 R)
• M14: 7,915,672 km (0.118 R)
• M15: 9,919,087 km (0.031 R)
• M16: 15,282,170 km (0.046 R)
• M17: 15,730,366 km (0.119 R)
• M18: 16,129,642 km (0.063 R)
• M19: 17,611,260 km (0.09 R)
• M20: 22,096,653 km (0.104 R)
• M21: 24,146,144 km (0.081 R)
• M22: 24,525,075 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.9

Radius: 14.5

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.9 AU - 8.42 AU

Year: 7705 Days

Day: 7.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,667,550 km

• M1: 180,265 km (0.12 R)
• M2: 847,322 km (0.091 R)
• M3: 1,695,243 km (0.115 R)
• M4: 2,153,162 km (0.07 R)
• M5: 5,646,272 km (0.09 R)
• M6: 7,258,937 km (0.118 R)
• M7: 8,025,327 km (0.08 R)
• M8: 8,845,124 km (0.113 R)
• M9: 11,536,090 km (0.078 R)
• M10: 13,156,086 km (0.117 R)
• M11: 14,986,864 km (0.119 R)
• M12: 17,121,327 km (0.093 R)
• M13: 18,261,412 km (0.083 R)
• M14: 22,653,007 km (0.083 R)
• M15: 23,161,790 km (0.049 R)
• M16: 24,555,892 km (0.077 R)
• M17: 25,455,274 km (0.106 R)
• M18: 32,484,729 km (0.112 R)
• M19: 34,788,686 km (0.045 R)
• M20: 38,867,771 km (0.049 R)
• M21: 42,096,990 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.2

Radius: 10.9

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.09 AU - 9.21 AU

Year: 10059 Days

Day: 9.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,667,550 km

• M1: 162,613 km (0.047 R)
• M2: 590,612 km (0.057 R)
• M3: 1,533,528 km (0.097 R)
• M4: 1,965,716 km (0.091 R)
• M5: 2,342,703 km (0.092 R)
• M6: 2,877,066 km (0.103 R)
• M7: 3,670,833 km (0.094 R)
• M8: 4,133,838 km (0.116 R)
• M9: 4,666,257 km (0.088 R)
• M10: 5,177,582 km (0.068 R)
• M11: 7,606,304 km (0.1 R)
• M12: 9,313,664 km (0.086 R)
• M13: 12,786,579 km (0.062 R)
• M14: 16,599,829 km (0.056 R)
• M15: 18,883,440 km (0.104 R)
• M16: 19,852,984 km (0.117 R)
• M17: 21,455,476 km (0.073 R)
• M18: 22,067,182 km (0.087 R)
• M19: 22,421,729 km (0.103 R)
• M20: 26,578,754 km (0.103 R)
• M21: 28,627,797 km (0.092 R)
• M22: 33,619,129 km (0.083 R)
• M23: 38,007,882 km (0.105 R)
• M24: 40,604,004 km (0.104 R)
• M25: 42,353,551 km (0.119 R)
• M26: 42,764,197 km (0.08 R)
• M27: 45,570,952 km (0.107 R)
• M28: 52,016,975 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.1

Radius: 8.6

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 10.12 AU - 14.3 AU

Year: 15506 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,667,550 km

• M1: 114,592 km (0.118 R)
• M2: 876,793 km (0.058 R)
• M3: 1,176,138 km (0.086 R)
• M4: 1,663,379 km (0.086 R)
• M5: 3,255,399 km (0.12 R)
• M6: 6,114,364 km (0.07 R)
• M7: 6,576,322 km (0.103 R)
• M8: 9,193,986 km (0.114 R)
• M9: 12,376,082 km (0.073 R)
• M10: 16,738,955 km (0.09 R)
• M11: 17,111,902 km (0.11 R)
• M12: 17,797,060 km (0.073 R)
• M13: 18,898,998 km (0.042 R)
• M14: 21,940,921 km (0.094 R)
• M15: 23,764,669 km (0.101 R)
• M16: 24,235,902 km (0.054 R)
• M17: 25,099,830 km (0.079 R)
• M18: 33,821,087 km (0.098 R)
• M19: 38,015,362 km (0.062 R)
• M20: 40,503,923 km (0.097 R)
• M21: 43,941,233 km (0.084 R)
• M22: 44,508,658 km (0.079 R)
• M23: 45,224,783 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.5

Radius: 4.4

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 14.63 AU - 17.57 AU

Year: 23478 Days

Day: 23.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,667,550 km

• M1: 56,099 km (0.11 R)
• M2: 332,257 km (0.053 R)
• M3: 854,653 km (0.092 R)
• M4: 1,043,894 km (0.096 R)
• M5: 3,274,398 km (0.059 R)
• M6: 3,489,969 km (0.115 R)
• M7: 3,638,968 km (0.055 R)
• M8: 4,683,610 km (0.07 R)
• M9: 4,957,673 km (0.116 R)
• M10: 6,869,983 km (0.104 R)
• M11: 8,139,770 km (0.077 R)
• M12: 8,491,325 km (0.112 R)
• M13: 8,990,982 km (0.088 R)
• M14: 10,607,686 km (0.115 R)
• M15: 12,523,735 km (0.105 R)
• M16: 20,828,063 km (0.099 R)
• M17: 25,625,068 km (0.074 R)
• M18: 36,138,657 km (0.119 R)
• M19: 43,253,232 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.5

Radius: 3.7

Gravity: 13.18 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 14.84 AU - 19.96 AU

Year: 26379 Days

Day: 21.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,667,550 km

• M1: 46,076 km (0.071 R)
• M2: 581,188 km (0.116 R)
• M3: 2,289,595 km (0.117 R)
• M4: 2,474,199 km (0.115 R)
• M5: 3,631,488 km (0.081 R)
• M6: 4,056,795 km (0.087 R)
• M7: 4,296,750 km (0.069 R)
• M8: 4,971,885 km (0.116 R)
• M9: 5,902,085 km (0.111 R)
• M10: 6,328,588 km (0.067 R)
• M11: 8,432,084 km (0.09 R)
• M12: 8,972,581 km (0.057 R)
• M13: 9,852,516 km (0.076 R)
• M14: 11,248,713 km (0.037 R)
• M15: 11,365,848 km (0.094 R)
• M16: 11,722,040 km (0.067 R)
• M17: 15,269,754 km (0.116 R)
• M18: 16,219,401 km (0.117 R)
• M19: 16,443,948 km (0.106 R)
• M20: 18,478,479 km (0.107 R)
• M21: 20,499,845 km (0.114 R)
• M22: 21,205,049 km (0.059 R)
• M23: 22,293,075 km (0.081 R)
• M24: 22,570,728 km (0.084 R)
• M25: 28,403,400 km (0.096 R)
• M26: 29,612,300 km (0.082 R)
• M27: 34,915,545 km (0.067 R)
• M28: 40,268,007 km (0.112 R)
• M29: 50,784,288 km (0.061 R)
• M30: 50,944,208 km (0.083 R)
• M31: 53,053,389 km (0.093 R)
• M32: 55,389,210 km (0.116 R)
• M33: 57,271,899 km (0.115 R)
• M34: 58,667,498 km (0.115 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 12,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit