🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.04 AU - 1.54 AU

Year: 649 Days

Day: 25.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,109,964 km

• M1: 150,196 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.31 AU - 2.13 AU

Year: 999 Days

Day: 17.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.7

Radius: 10.8

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.9 AU - 3.1 AU

Year: 1751 Days

Day: 5.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,109,964 km

• M1: 134,339 km (0.119 R)
• M2: 518,506 km (0.116 R)
• M3: 1,352,963 km (0.113 R)
• M4: 1,744,162 km (0.062 R)
• M5: 2,104,244 km (0.102 R)
• M6: 2,527,755 km (0.117 R)
• M7: 3,038,183 km (0.052 R)
• M8: 3,599,325 km (0.049 R)
• M9: 4,115,587 km (0.117 R)
• M10: 4,680,768 km (0.086 R)
• M11: 6,111,971 km (0.1 R)
• M12: 7,116,371 km (0.074 R)
• M13: 7,931,978 km (0.109 R)
• M14: 8,468,885 km (0.117 R)
• M15: 8,840,187 km (0.086 R)
• M16: 9,516,220 km (0.087 R)
• M17: 10,719,136 km (0.113 R)
• M18: 11,413,121 km (0.088 R)
• M19: 12,490,225 km (0.056 R)
• M20: 13,591,864 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 12.4

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.44 AU - 3.28 AU

Year: 2142 Days

Day: 11 Hours

Environment

Temp: -143 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,109,964 km

• M1: 159,023 km (0.112 R)
• M2: 599,289 km (0.107 R)
• M3: 1,414,597 km (0.117 R)
• M4: 1,861,147 km (0.085 R)
• M5: 2,298,870 km (0.11 R)
• M6: 2,835,179 km (0.078 R)
• M7: 3,420,107 km (0.096 R)
• M8: 4,200,259 km (0.107 R)
• M9: 4,769,779 km (0.037 R)
• M10: 5,207,651 km (0.117 R)
• M11: 6,241,223 km (0.088 R)
• M12: 7,349,444 km (0.057 R)
• M13: 8,056,743 km (0.096 R)
• M14: 8,744,444 km (0.097 R)
• M15: 10,381,045 km (0.101 R)
• M16: 12,869,306 km (0.051 R)
• M17: 13,985,606 km (0.107 R)
• M18: 14,979,684 km (0.116 R)
• M19: 15,971,966 km (0.079 R)
• M20: 16,806,872 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200

Radius: 11.1

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.21 AU - 8.81 AU

Year: 9116 Days

Day: 6.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 101.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,109,964 km

• M1: 138,228 km (0.092 R)
• M2: 597,494 km (0.119 R)
• M3: 1,217,128 km (0.111 R)
• M4: 3,053,442 km (0.049 R)
• M5: 3,682,052 km (0.115 R)
• M6: 4,419,570 km (0.084 R)
• M7: 6,218,634 km (0.065 R)
• M8: 7,508,317 km (0.038 R)
• M9: 9,128,163 km (0.043 R)
• M10: 13,304,337 km (0.111 R)
• M11: 14,205,365 km (0.058 R)
• M12: 15,835,683 km (0.089 R)
• M13: 17,214,676 km (0.085 R)
• M14: 18,348,628 km (0.074 R)
• M15: 23,310,041 km (0.103 R)
• M16: 23,766,464 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.1

Radius: 9.9

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.04 AU - 8.18 AU

Year: 10230 Days

Day: 11.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,109,964 km

• M1: 123,119 km (0.106 R)
• M2: 485,595 km (0.108 R)
• M3: 907,161 km (0.108 R)
• M4: 1,254,827 km (0.046 R)
• M5: 1,879,996 km (0.095 R)
• M6: 3,416,067 km (0.064 R)
• M7: 4,173,332 km (0.09 R)
• M8: 4,804,635 km (0.046 R)
• M9: 6,019,070 km (0.095 R)
• M10: 6,536,978 km (0.096 R)
• M11: 9,132,352 km (0.116 R)
• M12: 10,683,083 km (0.044 R)
• M13: 12,293,055 km (0.05 R)
• M14: 12,901,470 km (0.056 R)
• M15: 17,253,870 km (0.105 R)
• M16: 22,496,827 km (0.12 R)
• M17: 25,834,804 km (0.048 R)
• M18: 31,185,172 km (0.112 R)
• M19: 34,010,478 km (0.08 R)
• M20: 37,574,796 km (0.08 R)
• M21: 38,153,291 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.2

Radius: 12.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.65 AU - 8.99 AU

Year: 11602 Days

Day: 13.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,109,964 km

• M1: 154,235 km (0.098 R)
• M2: 585,975 km (0.106 R)
• M3: 1,268,740 km (0.062 R)
• M4: 1,874,761 km (0.09 R)
• M5: 2,493,497 km (0.068 R)
• M6: 3,183,891 km (0.084 R)
• M7: 3,674,872 km (0.118 R)
• M8: 4,891,850 km (0.104 R)
• M9: 5,371,910 km (0.049 R)
• M10: 6,071,430 km (0.049 R)
• M11: 6,526,506 km (0.103 R)
• M12: 7,359,617 km (0.074 R)
• M13: 8,107,008 km (0.104 R)
• M14: 8,659,922 km (0.092 R)
• M15: 9,622,733 km (0.086 R)
• M16: 12,367,406 km (0.083 R)
• M17: 20,339,775 km (0.112 R)
• M18: 23,037,922 km (0.115 R)
• M19: 26,563,196 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187

Radius: 9.1

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.05 AU - 9.81 AU

Year: 12826 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,109,964 km

• M1: 113,096 km (0.089 R)
• M2: 1,301,053 km (0.048 R)
• M3: 2,580,264 km (0.116 R)
• M4: 5,530,484 km (0.065 R)
• M5: 6,369,129 km (0.051 R)
• M6: 6,678,348 km (0.063 R)
• M7: 7,938,710 km (0.106 R)
• M8: 11,721,442 km (0.114 R)
• M9: 12,344,966 km (0.092 R)
• M10: 13,155,338 km (0.082 R)
• M11: 13,885,974 km (0.107 R)
• M12: 14,232,293 km (0.033 R)
• M13: 15,489,663 km (0.089 R)
• M14: 17,612,905 km (0.112 R)
• M15: 20,886,406 km (0.079 R)
• M16: 21,725,351 km (0.118 R)
• M17: 23,551,941 km (0.076 R)
• M18: 24,210,471 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.8

Radius: 6.6

Gravity: 19.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.72 AU - 11.08 AU

Year: 13797 Days

Day: 17.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,109,964 km

• M1: 82,129 km (0.067 R)
• M2: 312,061 km (0.1 R)
• M3: 529,576 km (0.045 R)
• M4: 803,939 km (0.081 R)
• M5: 1,237,025 km (0.102 R)
• M6: 1,798,765 km (0.084 R)
• M7: 2,518,181 km (0.105 R)
• M8: 3,004,075 km (0.111 R)
• M9: 3,308,806 km (0.108 R)
• M10: 3,833,296 km (0.076 R)
• M11: 4,316,796 km (0.115 R)
• M12: 4,672,241 km (0.105 R)
• M13: 5,818,011 km (0.096 R)
• M14: 6,665,034 km (0.105 R)
• M15: 7,140,157 km (0.062 R)
• M16: 7,408,685 km (0.041 R)
• M17: 7,824,268 km (0.075 R)
• M18: 8,451,681 km (0.111 R)
• M19: 9,322,191 km (0.094 R)
• M20: 11,120,507 km (0.076 R)
• M21: 17,964,311 km (0.119 R)
• M22: 23,360,306 km (0.105 R)
• M23: 24,052,645 km (0.101 R)
• M24: 25,168,196 km (0.101 R)
• M25: 25,686,403 km (0.104 R)
• M26: 25,895,691 km (0.088 R)
• M27: 27,611,429 km (0.04 R)
• M28: 31,148,371 km (0.05 R)
• M29: 32,229,216 km (0.079 R)
• M30: 34,465,554 km (0.115 R)
• M31: 37,605,314 km (0.119 R)
• M32: 51,739,172 km (0.063 R)
• M33: 54,970,336 km (0.104 R)
• M34: 56,546,798 km (0.092 R)
• M35: 58,695,323 km (0.043 R)
• M36: 62,207,582 km (0.092 R)
• M37: 63,536,011 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362

Radius: 4.3

Gravity: 19.58 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 11.57 AU - 18.57 AU

Year: 25912 Days

Day: 22.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 73,109,964 km

• M1: 53,556 km (0.047 R)
• M2: 486,642 km (0.114 R)
• M3: 759,508 km (0.116 R)
• M4: 908,059 km (0.046 R)
• M5: 1,910,066 km (0.075 R)
• M6: 2,402,841 km (0.035 R)
• M7: 2,899,656 km (0.111 R)
• M8: 3,461,994 km (0.065 R)
• M9: 4,521,895 km (0.109 R)
• M10: 5,088,572 km (0.09 R)
• M11: 5,543,798 km (0.076 R)
• M12: 5,701,324 km (0.052 R)
• M13: 6,276,678 km (0.062 R)
• M14: 6,578,417 km (0.116 R)
• M15: 7,164,541 km (0.116 R)
• M16: 9,518,314 km (0.09 R)
• M17: 12,408,246 km (0.059 R)
• M18: 12,610,353 km (0.105 R)
• M19: 12,814,703 km (0.091 R)
• M20: 13,090,711 km (0.093 R)
• M21: 13,797,711 km (0.113 R)
• M22: 16,554,500 km (0.095 R)
• M23: 17,380,729 km (0.102 R)
• M24: 19,748,565 km (0.066 R)
• M25: 22,026,192 km (0.106 R)
• M26: 24,157,663 km (0.068 R)
• M27: 26,090,916 km (0.116 R)
• M28: 27,208,262 km (0.074 R)
• M29: 28,009,060 km (0.113 R)
• M30: 28,590,696 km (0.082 R)
• M31: 29,898,331 km (0.061 R)
• M32: 31,369,925 km (0.058 R)
• M33: 35,936,550 km (0.084 R)
• M34: 37,739,653 km (0.083 R)
• M35: 41,524,928 km (0.098 R)
• M36: 47,830,329 km (0.113 R)
• M37: 49,163,545 km (0.097 R)
• M38: 60,153,902 km (0.095 R)
• M39: 60,926,874 km (0.041 R)
• M40: 61,121,202 km (0.079 R)
• M41: 69,235,540 km (0.094 R)
• M42: 70,511,311 km (0.091 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: 378 - 16,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit