🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.92 AU - 1.48 AU

Year: 485 Days

Day: 27 Hours

Environment

Temp: -3 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,726,884 km

• M1: 40,691 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.53 AU - 2.49 AU

Year: 1051 Days

Day: 25.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.98 AU - 2.68 AU

Year: 1312 Days

Day: 18 Hours

Environment

Temp: -82 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,726,884 km

• M1: 35,903 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.07 AU - 2.79 AU

Year: 1398 Days

Day: 32.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.98 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.3

Radius: 12.3

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.14 AU - 5.9 AU

Year: 4785 Days

Day: 7.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,726,884 km

• M1: 153,039 km (0.112 R)
• M2: 552,764 km (0.054 R)
• M3: 1,073,963 km (0.1 R)
• M4: 1,711,549 km (0.047 R)
• M5: 2,926,434 km (0.08 R)
• M6: 3,558,335 km (0.112 R)
• M7: 4,523,989 km (0.051 R)
• M8: 5,455,834 km (0.104 R)
• M9: 6,043,455 km (0.081 R)
• M10: 6,936,704 km (0.108 R)
• M11: 7,591,643 km (0.085 R)
• M12: 8,709,438 km (0.065 R)
• M13: 10,235,636 km (0.116 R)
• M14: 12,522,090 km (0.078 R)
• M15: 14,681,685 km (0.119 R)
• M16: 16,173,624 km (0.057 R)
• M17: 17,827,578 km (0.051 R)
• M18: 20,204,838 km (0.081 R)
• M19: 21,042,137 km (0.116 R)
• M20: 21,613,003 km (0.065 R)
• M21: 22,341,245 km (0.04 R)
• M22: 24,389,390 km (0.099 R)
• M23: 25,258,703 km (0.105 R)
• M24: 26,642,483 km (0.077 R)
• M25: 27,905,089 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.1

Radius: 12.2

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.22 AU - 7.06 AU

Year: 6313 Days

Day: 13.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,726,884 km

• M1: 152,291 km (0.117 R)
• M2: 993,031 km (0.105 R)
• M3: 1,601,296 km (0.074 R)
• M4: 2,145,832 km (0.105 R)
• M5: 3,194,513 km (0.11 R)
• M6: 3,796,644 km (0.11 R)
• M7: 4,908,306 km (0.095 R)
• M8: 5,467,353 km (0.088 R)
• M9: 6,412,363 km (0.106 R)
• M10: 9,061,592 km (0.072 R)
• M11: 11,627,195 km (0.108 R)
• M12: 12,538,246 km (0.073 R)
• M13: 13,011,275 km (0.114 R)
• M14: 14,269,393 km (0.107 R)
• M15: 18,641,241 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.6

Radius: 14.9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.37 AU - 10.76 AU

Year: 10906 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,726,884 km

• M1: 186,249 km (0.096 R)
• M2: 842,086 km (0.068 R)
• M3: 1,416,542 km (0.114 R)
• M4: 1,997,281 km (0.093 R)
• M5: 2,655,063 km (0.059 R)
• M6: 4,954,083 km (0.085 R)
• M7: 5,439,379 km (0.108 R)
• M8: 6,282,213 km (0.055 R)
• M9: 7,965,937 km (0.115 R)
• M10: 10,291,286 km (0.104 R)
• M11: 11,195,007 km (0.109 R)
• M12: 14,419,888 km (0.087 R)
• M13: 15,483,679 km (0.119 R)
• M14: 16,958,714 km (0.093 R)
• M15: 17,693,090 km (0.06 R)
• M16: 19,304,708 km (0.087 R)
• M17: 20,514,506 km (0.072 R)
• M18: 21,859,989 km (0.084 R)
• M19: 22,554,422 km (0.073 R)
• M20: 23,353,275 km (0.061 R)
• M21: 24,819,932 km (0.12 R)
• M22: 32,974,063 km (0.065 R)
• M23: 33,887,957 km (0.101 R)
• M24: 36,246,666 km (0.104 R)
• M25: 37,837,341 km (0.12 R)
• M26: 38,336,100 km (0.093 R)
• M27: 47,790,087 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.3

Radius: 7.2

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 12.69 AU - 17.25 AU

Year: 21370 Days

Day: 19.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,726,884 km

• M1: 90,357 km (0.053 R)
• M2: 1,333,515 km (0.084 R)
• M3: 1,560,605 km (0.055 R)
• M4: 2,035,877 km (0.081 R)
• M5: 2,603,901 km (0.067 R)
• M6: 3,326,757 km (0.112 R)
• M7: 3,898,521 km (0.051 R)
• M8: 4,841,585 km (0.095 R)
• M9: 5,347,675 km (0.091 R)
• M10: 5,575,213 km (0.084 R)
• M11: 7,353,783 km (0.091 R)
• M12: 7,779,089 km (0.041 R)
• M13: 8,121,220 km (0.032 R)
• M14: 9,758,269 km (0.053 R)
• M15: 10,447,167 km (0.063 R)
• M16: 10,683,981 km (0.072 R)
• M17: 11,045,858 km (0.103 R)
• M18: 12,978,962 km (0.032 R)
• M19: 13,252,726 km (0.086 R)
• M20: 16,444,097 km (0.112 R)
• M21: 19,661,199 km (0.083 R)
• M22: 20,204,838 km (0.065 R)
• M23: 29,137,327 km (0.085 R)
• M24: 29,843,878 km (0.107 R)
• M25: 31,536,727 km (0.112 R)
• M26: 32,406,788 km (0.073 R)
• M27: 38,245,444 km (0.098 R)
• M28: 40,531,299 km (0.116 R)
• M29: 41,707,737 km (0.085 R)
• M30: 47,933,103 km (0.075 R)
• M31: 63,356,194 km (0.061 R)
• M32: 64,939,538 km (0.057 R)
• M33: 66,548,912 km (0.117 R)
• M34: 69,220,730 km (0.064 R)
• M35: 69,637,958 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263

Radius: 7

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 13.78 AU - 21.82 AU

Year: 27708 Days

Day: 16.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,726,884 km

• M1: 87,066 km (0.103 R)
• M2: 778,807 km (0.093 R)
• M3: 1,198,578 km (0.061 R)
• M4: 1,483,562 km (0.094 R)
• M5: 1,743,862 km (0.12 R)
• M6: 3,343,213 km (0.066 R)
• M7: 3,764,930 km (0.102 R)
• M8: 4,381,871 km (0.084 R)
• M9: 4,680,618 km (0.047 R)
• M10: 5,431,001 km (0.073 R)
• M11: 7,583,565 km (0.041 R)
• M12: 9,627,371 km (0.091 R)
• M13: 10,076,314 km (0.063 R)
• M14: 11,884,803 km (0.113 R)
• M15: 14,400,441 km (0.114 R)
• M16: 15,975,557 km (0.045 R)
• M17: 16,844,870 km (0.118 R)
• M18: 24,757,999 km (0.114 R)
• M19: 25,813,561 km (0.114 R)
• M20: 31,301,410 km (0.064 R)
• M21: 31,791,044 km (0.092 R)
• M22: 37,108,201 km (0.087 R)
• M23: 37,794,556 km (0.112 R)
• M24: 38,769,784 km (0.103 R)
• M25: 42,240,455 km (0.106 R)
• M26: 47,182,869 km (0.088 R)
• M27: 54,765,387 km (0.068 R)
• M28: 56,735,142 km (0.104 R)
• M29: 65,884,249 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 16,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit