🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.03 AU - 1.15 AU

Year: 436 Days

Day: 31 Hours

Environment

Temp: -9 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.94 AU - 1.42 AU

Year: 491 Days

Day: 22.9 Hours

Environment

Temp: -33 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.84 AU - 2.2 AU

Year: 1099 Days

Day: 39.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,952,340 km

• M1: 849,566 km (0.107 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296

Radius: 9.2

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.77 AU - 6.31 AU

Year: 5684 Days

Day: 6.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,952,340 km

• M1: 114,592 km (0.115 R)
• M2: 460,911 km (0.092 R)
• M3: 933,042 km (0.11 R)
• M4: 1,278,763 km (0.105 R)
• M5: 1,974,393 km (0.113 R)
• M6: 2,619,010 km (0.054 R)
• M7: 3,495,055 km (0.098 R)
• M8: 4,232,273 km (0.084 R)
• M9: 5,275,569 km (0.112 R)
• M10: 7,360,215 km (0.073 R)
• M11: 8,603,822 km (0.103 R)
• M12: 8,898,231 km (0.09 R)
• M13: 9,861,940 km (0.062 R)
• M14: 11,995,804 km (0.104 R)
• M15: 12,881,873 km (0.055 R)
• M16: 14,523,560 km (0.119 R)
• M17: 15,747,420 km (0.086 R)
• M18: 18,642,887 km (0.081 R)
• M19: 19,136,859 km (0.049 R)
• M20: 19,894,273 km (0.111 R)
• M21: 24,642,659 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.1

Radius: 14.8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.52 AU - 6.72 AU

Year: 6522 Days

Day: 13.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,952,340 km

• M1: 184,005 km (0.032 R)
• M2: 715,227 km (0.025 R)
• M3: 1,185,862 km (0.103 R)
• M4: 2,066,994 km (0.091 R)
• M5: 3,599,026 km (0.083 R)
• M6: 4,924,912 km (0.106 R)
• M7: 7,160,801 km (0.098 R)
• M8: 8,648,552 km (0.092 R)
• M9: 11,455,307 km (0.075 R)
• M10: 12,229,476 km (0.103 R)
• M11: 12,710,433 km (0.089 R)
• M12: 14,465,217 km (0.049 R)
• M13: 15,994,107 km (0.089 R)
• M14: 18,174,197 km (0.118 R)
• M15: 22,001,658 km (0.11 R)
• M16: 22,714,791 km (0.101 R)
• M17: 24,103,957 km (0.069 R)
• M18: 25,289,819 km (0.12 R)
• M19: 29,940,518 km (0.12 R)
• M20: 30,425,215 km (0.032 R)
• M21: 32,213,358 km (0.074 R)
• M22: 35,998,484 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.8

Radius: 10.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 9.16 AU - 9.62 AU

Year: 11017 Days

Day: 7 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,952,340 km

• M1: 130,150 km (0.087 R)
• M2: 1,159,383 km (0.094 R)
• M3: 1,726,060 km (0.104 R)
• M4: 2,058,168 km (0.084 R)
• M5: 2,676,007 km (0.074 R)
• M6: 3,278,138 km (0.063 R)
• M7: 4,810,170 km (0.096 R)
• M8: 5,445,213 km (0.032 R)
• M9: 5,898,943 km (0.067 R)
• M10: 6,273,088 km (0.1 R)
• M11: 7,413,622 km (0.096 R)
• M12: 7,971,771 km (0.096 R)
• M13: 15,258,235 km (0.055 R)
• M14: 18,722,323 km (0.089 R)
• M15: 21,862,233 km (0.076 R)
• M16: 23,345,645 km (0.08 R)
• M17: 26,603,588 km (0.048 R)
• M18: 26,972,945 km (0.053 R)
• M19: 28,197,254 km (0.119 R)
• M20: 29,066,417 km (0.084 R)
• M21: 34,880,090 km (0.11 R)
• M22: 37,246,279 km (0.085 R)
• M23: 40,564,959 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.2

Radius: 10.5

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.58 AU - 10.26 AU

Year: 11070 Days

Day: 9.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,952,340 km

• M1: 145,559 km (0.086 R)
• M2: 722,857 km (0.082 R)
• M3: 1,142,778 km (0.112 R)
• M4: 4,236,462 km (0.101 R)
• M5: 7,358,570 km (0.09 R)
• M6: 8,502,545 km (0.109 R)
• M7: 11,703,640 km (0.093 R)
• M8: 16,052,899 km (0.091 R)
• M9: 17,139,877 km (0.07 R)
• M10: 17,588,072 km (0.085 R)
• M11: 18,821,806 km (0.067 R)
• M12: 21,981,612 km (0.083 R)
• M13: 26,956,340 km (0.073 R)
• M14: 29,224,991 km (0.108 R)
• M15: 29,757,859 km (0.11 R)
• M16: 37,287,568 km (0.106 R)
• M17: 37,914,533 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.9

Radius: 12.4

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.46 AU - 11.72 AU

Year: 11371 Days

Day: 5.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,952,340 km

• M1: 154,235 km (0.111 R)
• M2: 599,139 km (0.116 R)
• M3: 1,041,949 km (0.043 R)
• M4: 1,941,332 km (0.069 R)
• M5: 2,946,629 km (0.089 R)
• M6: 3,344,111 km (0.086 R)
• M7: 4,390,398 km (0.115 R)
• M8: 4,886,315 km (0.081 R)
• M9: 5,474,983 km (0.112 R)
• M10: 7,598,824 km (0.057 R)
• M11: 10,054,622 km (0.105 R)
• M12: 11,009,207 km (0.098 R)
• M13: 12,262,388 km (0.092 R)
• M14: 17,008,829 km (0.105 R)
• M15: 20,595,887 km (0.064 R)
• M16: 23,596,820 km (0.118 R)
• M17: 24,968,034 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.4

Radius: 10.5

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 9.42 AU - 12.54 AU

Year: 13931 Days

Day: 12.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,952,340 km

• M1: 141,220 km (0.062 R)
• M2: 472,580 km (0.091 R)
• M3: 991,684 km (0.095 R)
• M4: 1,339,200 km (0.027 R)
• M5: 2,037,224 km (0.103 R)
• M6: 2,437,548 km (0.077 R)
• M7: 3,318,530 km (0.12 R)
• M8: 5,073,911 km (0.085 R)
• M9: 6,336,367 km (0.063 R)
• M10: 8,940,567 km (0.078 R)
• M11: 9,363,331 km (0.099 R)
• M12: 11,069,046 km (0.06 R)
• M13: 13,174,785 km (0.058 R)
• M14: 13,862,337 km (0.096 R)
• M15: 15,610,239 km (0.082 R)
• M16: 22,111,164 km (0.065 R)
• M17: 23,082,203 km (0.087 R)
• M18: 25,633,894 km (0.033 R)
• M19: 26,596,856 km (0.119 R)
• M20: 28,594,885 km (0.046 R)
• M21: 30,453,190 km (0.07 R)
• M22: 35,056,615 km (0.105 R)
• M23: 39,114,009 km (0.118 R)
• M24: 44,230,705 km (0.038 R)
• M25: 49,941,753 km (0.084 R)
• M26: 51,274,371 km (0.114 R)
• M27: 51,611,265 km (0.095 R)
• M28: 54,359,378 km (0.103 R)
• M29: 57,203,683 km (0.072 R)
• M30: 61,274,390 km (0.089 R)
• M31: 64,942,081 km (0.078 R)
• M32: 66,729,327 km (0.047 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.9

Radius: 4.7

Gravity: 38.07 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 12.82 AU - 13.92 AU

Year: 18718 Days

Day: 24.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,952,340 km

• M1: 58,493 km (0.076 R)
• M2: 295,905 km (0.074 R)
• M3: 559,646 km (0.103 R)
• M4: 821,891 km (0.102 R)
• M5: 1,162,375 km (0.116 R)
• M6: 1,443,320 km (0.111 R)
• M7: 1,861,596 km (0.107 R)
• M8: 2,610,932 km (0.026 R)
• M9: 3,066,308 km (0.035 R)
• M10: 3,908,843 km (0.109 R)
• M11: 4,643,518 km (0.104 R)
• M12: 7,062,366 km (0.105 R)
• M13: 7,890,240 km (0.109 R)
• M14: 9,222,559 km (0.099 R)
• M15: 12,807,074 km (0.055 R)
• M16: 18,354,612 km (0.102 R)
• M17: 19,721,637 km (0.073 R)
• M18: 21,548,975 km (0.095 R)
• M19: 22,350,969 km (0.066 R)
• M20: 22,759,371 km (0.079 R)
• M21: 24,767,573 km (0.12 R)
• M22: 28,055,435 km (0.063 R)
• M23: 29,253,564 km (0.094 R)
• M24: 30,987,404 km (0.117 R)
• M25: 33,051,555 km (0.076 R)
• M26: 33,315,895 km (0.119 R)
• M27: 39,641,790 km (0.103 R)
• M28: 41,301,279 km (0.063 R)
• M29: 48,064,001 km (0.041 R)
• M30: 50,297,796 km (0.087 R)
• M31: 50,998,812 km (0.067 R)
• M32: 52,779,924 km (0.087 R)
• M33: 55,342,236 km (0.112 R)
• M34: 57,412,820 km (0.118 R)
• M35: 66,632,088 km (0.078 R)
• M36: 72,255,173 km (0.098 R)
• M37: 73,147,375 km (0.117 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: 441 - 19,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit