🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.5 AU - 0.54 AU

Year: 165 Days

Day: 27.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 95,447,057 km

• M1: 140,024 km (0.087 R)
• M2: 265,536 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.37 AU - 1.93 AU

Year: 932 Days

Day: 31.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 8

Gravity: 15.59 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.88 AU - 4.62 AU

Year: 3853 Days

Day: 10.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 95,447,057 km

• M1: 99,483 km (0.1 R)
• M2: 486,043 km (0.067 R)
• M3: 742,454 km (0.044 R)
• M4: 1,187,059 km (0.114 R)
• M5: 1,722,919 km (0.115 R)
• M6: 2,178,444 km (0.088 R)
• M7: 2,800,173 km (0.099 R)
• M8: 3,114,328 km (0.079 R)
• M9: 3,704,941 km (0.111 R)
• M10: 4,589,064 km (0.089 R)
• M11: 5,868,874 km (0.049 R)
• M12: 6,261,568 km (0.118 R)
• M13: 6,511,696 km (0.064 R)
• M14: 6,899,603 km (0.097 R)
• M15: 7,580,274 km (0.107 R)
• M16: 8,455,122 km (0.084 R)
• M17: 8,838,990 km (0.114 R)
• M18: 9,477,324 km (0.07 R)
• M19: 10,491,747 km (0.114 R)
• M20: 12,098,578 km (0.034 R)
• M21: 12,586,267 km (0.11 R)
• M22: 13,653,050 km (0.091 R)
• M23: 14,235,434 km (0.116 R)
• M24: 14,889,326 km (0.113 R)
• M25: 16,971,729 km (0.086 R)
• M26: 19,571,441 km (0.104 R)
• M27: 20,040,280 km (0.112 R)
• M28: 20,861,573 km (0.109 R)
• M29: 21,991,186 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.5

Radius: 8.9

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.5 AU - 6.14 AU

Year: 5396 Days

Day: 12.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,447,057 km

• M1: 111,151 km (0.093 R)
• M2: 604,824 km (0.081 R)
• M3: 1,104,631 km (0.064 R)
• M4: 1,697,936 km (0.104 R)
• M5: 1,977,385 km (0.052 R)
• M6: 3,294,145 km (0.031 R)
• M7: 4,596,993 km (0.112 R)
• M8: 5,005,395 km (0.047 R)
• M9: 5,437,883 km (0.095 R)
• M10: 5,739,921 km (0.118 R)
• M11: 7,204,783 km (0.053 R)
• M12: 7,644,302 km (0.053 R)
• M13: 8,218,608 km (0.12 R)
• M14: 8,617,286 km (0.087 R)
• M15: 12,650,594 km (0.062 R)
• M16: 15,401,250 km (0.115 R)
• M17: 16,820,336 km (0.074 R)
• M18: 17,204,354 km (0.114 R)
• M19: 19,213,453 km (0.077 R)
• M20: 19,845,504 km (0.077 R)
• M21: 20,418,913 km (0.06 R)
• M22: 22,512,984 km (0.095 R)
• M23: 24,418,561 km (0.086 R)
• M24: 26,601,793 km (0.063 R)
• M25: 28,367,197 km (0.081 R)
• M26: 28,820,628 km (0.081 R)
• M27: 29,928,251 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.1

Radius: 10.4

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.25 AU - 6.55 AU

Year: 7119 Days

Day: 8.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 152.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 95,447,057 km

• M1: 129,402 km (0.1 R)
• M2: 513,420 km (0.093 R)
• M3: 920,476 km (0.107 R)
• M4: 3,217,401 km (0.116 R)
• M5: 4,993,427 km (0.067 R)
• M6: 5,788,839 km (0.096 R)
• M7: 6,640,201 km (0.101 R)
• M8: 10,179,537 km (0.086 R)
• M9: 11,080,714 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.7

Radius: 10.5

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.4 AU - 9.84 AU

Year: 12110 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 95,447,057 km

• M1: 130,599 km (0.09 R)
• M2: 748,737 km (0.088 R)
• M3: 1,328,130 km (0.073 R)
• M4: 1,727,706 km (0.108 R)
• M5: 2,774,891 km (0.115 R)
• M6: 3,565,964 km (0.072 R)
• M7: 3,944,297 km (0.101 R)
• M8: 5,312,220 km (0.057 R)
• M9: 6,066,792 km (0.103 R)
• M10: 6,489,855 km (0.118 R)
• M11: 8,289,068 km (0.114 R)
• M12: 8,714,226 km (0.03 R)
• M13: 10,727,514 km (0.058 R)
• M14: 11,062,763 km (0.049 R)
• M15: 11,404,893 km (0.089 R)
• M16: 11,813,145 km (0.115 R)
• M17: 13,223,405 km (0.095 R)
• M18: 16,895,584 km (0.058 R)
• M19: 17,426,506 km (0.097 R)
• M20: 19,829,198 km (0.118 R)
• M21: 23,552,539 km (0.077 R)
• M22: 24,311,150 km (0.104 R)
• M23: 24,793,454 km (0.041 R)
• M24: 28,884,806 km (0.107 R)
• M25: 29,973,729 km (0.088 R)
• M26: 33,168,690 km (0.094 R)
• M27: 39,426,519 km (0.092 R)
• M28: 43,961,728 km (0.065 R)
• M29: 52,433,455 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.6

Radius: 3.9

Gravity: 15.1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 12.5 AU - 12.76 AU

Year: 19737 Days

Day: 24.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 95,447,057 km

• M1: 211,382 km (0.089 R)
• M2: 460,911 km (0.11 R)
• M3: 763,099 km (0.065 R)
• M4: 1,845,290 km (0.055 R)
• M5: 2,292,587 km (0.097 R)
• M6: 4,209,983 km (0.098 R)
• M7: 4,849,963 km (0.087 R)
• M8: 4,978,767 km (0.12 R)
• M9: 8,662,016 km (0.067 R)
• M10: 9,792,677 km (0.092 R)
• M11: 20,159,959 km (0.101 R)
• M12: 26,149,558 km (0.119 R)
• M13: 26,646,373 km (0.113 R)
• M14: 34,277,809 km (0.081 R)
• M15: 51,919,437 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.2

Radius: 6.1

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.78 AU - 19.5 AU

Year: 27197 Days

Day: 20.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,447,057 km

• M1: 104,569 km (0.077 R)
• M2: 360,680 km (0.11 R)
• M3: 772,224 km (0.103 R)
• M4: 2,944,684 km (0.089 R)
• M5: 3,349,796 km (0.069 R)
• M6: 4,713,530 km (0.054 R)
• M7: 6,271,592 km (0.089 R)
• M8: 8,941,465 km (0.051 R)
• M9: 13,102,679 km (0.114 R)
• M10: 13,331,713 km (0.082 R)
• M11: 14,354,963 km (0.089 R)
• M12: 15,010,052 km (0.101 R)
• M13: 16,468,182 km (0.093 R)
• M14: 19,071,634 km (0.042 R)
• M15: 19,464,628 km (0.087 R)
• M16: 24,843,270 km (0.031 R)
• M17: 30,329,024 km (0.076 R)
• M18: 30,595,906 km (0.113 R)
• M19: 33,069,357 km (0.117 R)
• M20: 35,229,850 km (0.113 R)
• M21: 35,672,959 km (0.1 R)
• M22: 46,210,333 km (0.086 R)
• M23: 50,012,812 km (0.078 R)
• M24: 50,760,054 km (0.117 R)
• M25: 53,433,816 km (0.112 R)
• M26: 58,852,700 km (0.109 R)
• M27: 60,737,334 km (0.098 R)
• M28: 68,678,587 km (0.058 R)
• M29: 69,370,029 km (0.069 R)
• M30: 94,591,332 km (0.103 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 20,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit