🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.77 AU - 0.97 AU

Year: 359 Days

Day: 34 Hours

Environment

Temp: -43 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.15 AU - 1.17 AU

Year: 553 Days

Day: 35.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,062,836 km

• M1: 51,013 km (0.1 R)
• M2: 90,507 km (0.092 R)

Asteroid Belt

Center: 1.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.6

Radius: 12

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.34 AU - 2.68 AU

Year: 1761 Days

Day: 10.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,062,836 km

• M1: 149,299 km (0.108 R)
• M2: 1,141,282 km (0.116 R)
• M3: 1,726,210 km (0.068 R)
• M4: 2,246,960 km (0.069 R)
• M5: 3,643,456 km (0.12 R)
• M6: 4,368,707 km (0.116 R)
• M7: 5,255,224 km (0.089 R)
• M8: 7,670,780 km (0.051 R)
• M9: 9,621,537 km (0.071 R)
• M10: 10,603,198 km (0.102 R)
• M11: 11,573,340 km (0.111 R)
• M12: 12,439,512 km (0.091 R)
• M13: 13,646,916 km (0.097 R)
• M14: 14,037,067 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.9

Radius: 11.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.56 AU - 3.6 AU

Year: 2394 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,062,836 km

• M1: 147,204 km (0.101 R)
• M2: 746,194 km (0.117 R)
• M3: 2,619,309 km (0.074 R)
• M4: 3,028,459 km (0.111 R)
• M5: 4,647,108 km (0.075 R)
• M6: 5,907,470 km (0.078 R)
• M7: 6,434,952 km (0.093 R)
• M8: 8,837,793 km (0.063 R)
• M9: 9,469,994 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.7

Radius: 10.2

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.8 AU - 7.76 AU

Year: 8700 Days

Day: 6.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,062,836 km

• M1: 126,859 km (0.118 R)
• M2: 473,328 km (0.068 R)
• M3: 1,012,329 km (0.051 R)
• M4: 1,517,970 km (0.113 R)
• M5: 2,170,516 km (0.1 R)
• M6: 2,839,068 km (0.096 R)
• M7: 3,734,412 km (0.055 R)
• M8: 5,188,054 km (0.116 R)
• M9: 7,061,169 km (0.066 R)
• M10: 8,028,469 km (0.081 R)
• M11: 8,439,115 km (0.101 R)
• M12: 8,950,590 km (0.117 R)
• M13: 11,771,557 km (0.034 R)
• M14: 13,128,410 km (0.104 R)
• M15: 15,765,521 km (0.115 R)
• M16: 16,215,362 km (0.086 R)
• M17: 25,148,748 km (0.071 R)
• M18: 26,931,057 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.7

Radius: 14.8

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.14 AU - 10.46 AU

Year: 12562 Days

Day: 6.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,062,836 km

• M1: 184,005 km (0.096 R)
• M2: 774,019 km (0.103 R)
• M3: 1,710,951 km (0.11 R)
• M4: 4,189,189 km (0.12 R)
• M5: 5,140,183 km (0.075 R)
• M6: 5,961,176 km (0.064 R)
• M7: 10,485,764 km (0.093 R)
• M8: 13,296,109 km (0.116 R)
• M9: 14,476,586 km (0.087 R)
• M10: 17,250,430 km (0.027 R)
• M11: 17,873,056 km (0.065 R)
• M12: 33,277,149 km (0.048 R)
• M13: 38,763,501 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.6

Radius: 11.5

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.01 AU - 9.79 AU

Year: 12765 Days

Day: 9.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,062,836 km

• M1: 145,110 km (0.091 R)
• M2: 843,134 km (0.052 R)
• M3: 1,452,147 km (0.108 R)
• M4: 2,268,353 km (0.097 R)
• M5: 2,862,555 km (0.087 R)
• M6: 3,299,231 km (0.11 R)
• M7: 4,391,296 km (0.105 R)
• M8: 5,128,963 km (0.061 R)
• M9: 7,003,873 km (0.107 R)
• M10: 7,843,865 km (0.116 R)
• M11: 8,794,560 km (0.046 R)
• M12: 11,560,774 km (0.113 R)
• M13: 12,561,135 km (0.106 R)
• M14: 18,594,567 km (0.115 R)
• M15: 24,846,262 km (0.101 R)
• M16: 32,479,343 km (0.07 R)
• M17: 34,804,094 km (0.109 R)
• M18: 38,921,626 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.8

Radius: 7.7

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.35 AU - 12.09 AU

Year: 14471 Days

Day: 20.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,062,836 km

• M1: 95,892 km (0.102 R)
• M2: 340,186 km (0.091 R)
• M3: 596,447 km (0.063 R)
• M4: 956,678 km (0.082 R)
• M5: 1,219,073 km (0.094 R)
• M6: 1,515,576 km (0.115 R)
• M7: 2,124,140 km (0.069 R)
• M8: 2,373,520 km (0.115 R)
• M9: 3,790,062 km (0.092 R)
• M10: 4,428,695 km (0.109 R)
• M11: 5,204,959 km (0.111 R)
• M12: 5,661,681 km (0.092 R)
• M13: 7,024,966 km (0.069 R)
• M14: 9,435,437 km (0.117 R)
• M15: 11,222,832 km (0.113 R)
• M16: 12,533,010 km (0.088 R)
• M17: 20,127,197 km (0.112 R)
• M18: 20,900,917 km (0.083 R)
• M19: 33,669,544 km (0.117 R)
• M20: 38,954,986 km (0.082 R)
• M21: 39,219,625 km (0.063 R)
• M22: 44,190,912 km (0.091 R)
• M23: 48,488,859 km (0.065 R)
• M24: 48,795,085 km (0.119 R)
• M25: 51,610,069 km (0.068 R)
• M26: 53,545,715 km (0.053 R)
• M27: 55,028,829 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.6

Radius: 3.8

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 10.35 AU - 12.11 AU

Year: 16669 Days

Day: 16.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 42,062,836 km

• M1: 47,273 km (0.113 R)
• M2: 236,065 km (0.025 R)
• M3: 388,506 km (0.077 R)
• M4: 855,999 km (0.101 R)
• M5: 1,286,841 km (0.064 R)
• M6: 1,772,585 km (0.091 R)
• M7: 2,921,946 km (0.057 R)
• M8: 3,071,992 km (0.079 R)
• M9: 3,650,786 km (0.108 R)
• M10: 4,244,540 km (0.069 R)
• M11: 5,426,214 km (0.059 R)
• M12: 5,555,317 km (0.098 R)
• M13: 6,196,793 km (0.112 R)
• M14: 7,152,573 km (0.086 R)
• M15: 7,545,118 km (0.075 R)
• M16: 7,869,297 km (0.059 R)
• M17: 8,764,490 km (0.11 R)
• M18: 11,479,542 km (0.115 R)
• M19: 12,236,657 km (0.052 R)
• M20: 12,740,652 km (0.091 R)
• M21: 13,789,782 km (0.111 R)
• M22: 14,091,222 km (0.044 R)
• M23: 20,605,611 km (0.116 R)
• M24: 23,213,251 km (0.099 R)
• M25: 23,725,624 km (0.1 R)
• M26: 27,334,822 km (0.113 R)
• M27: 27,524,213 km (0.081 R)
• M28: 28,484,931 km (0.074 R)
• M29: 30,778,864 km (0.116 R)
• M30: 36,070,291 km (0.089 R)
• M31: 36,757,244 km (0.093 R)
• M32: 37,803,831 km (0.1 R)
• M33: 41,186,687 km (0.088 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 12,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit