🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.41 AU - 2.13 AU

Year: 1043 Days

Day: 19.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,188,686 km

• M1: 494,122 km (0.113 R)

Asteroid Belt

Center: 2.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.6

Radius: 13.8

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.37 AU - 4.15 AU

Year: 3229 Days

Day: 8.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,188,686 km

• M1: 172,038 km (0.058 R)
• M2: 623,823 km (0.099 R)
• M3: 1,078,451 km (0.062 R)
• M4: 1,611,618 km (0.091 R)
• M5: 2,853,879 km (0.105 R)
• M6: 3,644,204 km (0.08 R)
• M7: 4,513,517 km (0.106 R)
• M8: 5,144,222 km (0.077 R)
• M9: 5,710,300 km (0.031 R)
• M10: 7,024,069 km (0.085 R)
• M11: 7,904,153 km (0.115 R)
• M12: 8,989,037 km (0.106 R)
• M13: 10,913,165 km (0.11 R)
• M14: 11,414,766 km (0.085 R)
• M15: 11,931,777 km (0.099 R)
• M16: 12,631,446 km (0.06 R)
• M17: 13,314,809 km (0.095 R)
• M18: 14,158,242 km (0.093 R)
• M19: 15,084,103 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.1

Radius: 14.5

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.64 AU - 3.9 AU

Year: 3242 Days

Day: 12.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,188,686 km

• M1: 180,415 km (0.085 R)
• M2: 1,560,605 km (0.104 R)
• M3: 2,677,353 km (0.119 R)
• M4: 3,655,125 km (0.057 R)
• M5: 7,323,863 km (0.067 R)
• M6: 8,437,470 km (0.055 R)
• M7: 9,661,330 km (0.101 R)
• M8: 10,744,867 km (0.098 R)
• M9: 11,297,631 km (0.116 R)
• M10: 14,439,934 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.5

Radius: 12.2

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.31 AU - 5.49 AU

Year: 4804 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,188,686 km

• M1: 153,338 km (0.066 R)
• M2: 684,560 km (0.113 R)
• M3: 1,261,260 km (0.115 R)
• M4: 1,650,513 km (0.103 R)
• M5: 2,495,741 km (0.053 R)
• M6: 2,933,165 km (0.082 R)
• M7: 4,899,629 km (0.065 R)
• M8: 8,908,404 km (0.12 R)
• M9: 10,641,046 km (0.025 R)
• M10: 11,421,648 km (0.06 R)
• M11: 11,898,416 km (0.094 R)
• M12: 21,026,280 km (0.12 R)
• M13: 24,935,721 km (0.104 R)
• M14: 25,820,742 km (0.103 R)
• M15: 26,810,033 km (0.034 R)
• M16: 29,750,229 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 8.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.06 AU - 5.28 AU

Year: 5207 Days

Day: 8.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,188,686 km

• M1: 106,962 km (0.091 R)
• M2: 386,710 km (0.115 R)
• M3: 656,435 km (0.108 R)
• M4: 952,789 km (0.087 R)
• M5: 1,280,259 km (0.101 R)
• M6: 1,671,008 km (0.097 R)
• M7: 2,437,249 km (0.114 R)
• M8: 3,006,319 km (0.079 R)
• M9: 3,702,547 km (0.077 R)
• M10: 4,201,157 km (0.116 R)
• M11: 5,603,039 km (0.086 R)
• M12: 5,997,379 km (0.036 R)
• M13: 6,623,745 km (0.12 R)
• M14: 6,937,003 km (0.11 R)
• M15: 7,392,229 km (0.067 R)
• M16: 9,651,755 km (0.097 R)
• M17: 10,680,839 km (0.085 R)
• M18: 12,102,767 km (0.111 R)
• M19: 14,414,054 km (0.072 R)
• M20: 16,146,397 km (0.061 R)
• M21: 17,297,104 km (0.076 R)
• M22: 18,073,816 km (0.037 R)
• M23: 18,563,301 km (0.118 R)
• M24: 19,954,860 km (0.104 R)
• M25: 21,756,168 km (0.093 R)
• M26: 24,545,570 km (0.083 R)
• M27: 25,297,449 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.9

Radius: 8.5

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.12 AU - 6.28 AU

Year: 5252 Days

Day: 11.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,188,686 km

• M1: 105,766 km (0.057 R)
• M2: 485,445 km (0.094 R)
• M3: 810,970 km (0.043 R)
• M4: 1,204,562 km (0.072 R)
• M5: 1,773,184 km (0.083 R)
• M6: 2,083,450 km (0.062 R)
• M7: 2,921,646 km (0.115 R)
• M8: 3,707,185 km (0.111 R)
• M9: 5,274,073 km (0.04 R)
• M10: 5,980,474 km (0.119 R)
• M11: 6,558,371 km (0.098 R)
• M12: 8,039,689 km (0.12 R)
• M13: 9,650,110 km (0.065 R)
• M14: 10,021,412 km (0.093 R)
• M15: 11,013,844 km (0.109 R)
• M16: 13,753,430 km (0.067 R)
• M17: 15,475,451 km (0.099 R)
• M18: 16,156,869 km (0.117 R)
• M19: 16,739,703 km (0.113 R)
• M20: 18,446,614 km (0.066 R)
• M21: 19,342,107 km (0.083 R)
• M22: 21,081,781 km (0.113 R)
• M23: 23,289,247 km (0.073 R)
• M24: 23,585,002 km (0.09 R)
• M25: 25,646,610 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.4

Radius: 12.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.52 AU - 9.94 AU

Year: 10458 Days

Day: 7.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 116.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,188,686 km

• M1: 157,975 km (0.027 R)
• M2: 593,904 km (0.111 R)
• M3: 1,087,726 km (0.076 R)
• M4: 1,614,909 km (0.102 R)
• M5: 2,368,134 km (0.094 R)
• M6: 3,223,984 km (0.086 R)
• M7: 4,305,277 km (0.025 R)
• M8: 4,946,154 km (0.064 R)
• M9: 5,685,018 km (0.078 R)
• M10: 7,681,851 km (0.117 R)
• M11: 11,929,981 km (0.098 R)
• M12: 19,819,773 km (0.107 R)
• M13: 21,076,096 km (0.045 R)
• M14: 22,296,067 km (0.107 R)
• M15: 27,343,200 km (0.112 R)
• M16: 28,165,988 km (0.101 R)
• M17: 29,537,950 km (0.119 R)
• M18: 33,921,317 km (0.096 R)
• M19: 35,716,791 km (0.091 R)
• M20: 36,824,114 km (0.061 R)
• M21: 43,674,500 km (0.114 R)
• M22: 48,585,648 km (0.041 R)
• M23: 50,403,412 km (0.099 R)
• M24: 50,864,772 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651

Radius: 10.8

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 8.51 AU - 10.29 AU

Year: 12765 Days

Day: 6 Hours

Environment

Temp: -199 °C

Axial Tilt: 83.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,188,686 km

• M1: 134,339 km (0.109 R)
• M2: 899,083 km (0.077 R)
• M3: 1,335,759 km (0.116 R)
• M4: 2,033,334 km (0.111 R)
• M5: 2,758,585 km (0.075 R)
• M6: 3,218,149 km (0.114 R)
• M7: 4,687,948 km (0.118 R)
• M8: 5,209,147 km (0.09 R)
• M9: 6,484,768 km (0.113 R)
• M10: 7,429,778 km (0.069 R)
• M11: 8,417,124 km (0.077 R)
• M12: 12,024,078 km (0.062 R)
• M13: 12,445,944 km (0.093 R)
• M14: 14,772,939 km (0.106 R)
• M15: 15,894,923 km (0.077 R)
• M16: 17,683,216 km (0.084 R)
• M17: 18,625,832 km (0.112 R)
• M18: 20,869,202 km (0.12 R)
• M19: 23,287,003 km (0.059 R)
• M20: 24,515,201 km (0.1 R)
• M21: 26,997,778 km (0.084 R)
• M22: 28,247,070 km (0.078 R)
• M23: 37,068,557 km (0.071 R)
• M24: 39,795,427 km (0.045 R)
• M25: 42,932,345 km (0.113 R)
• M26: 45,354,334 km (0.101 R)
• M27: 46,524,938 km (0.101 R)
• M28: 47,117,794 km (0.116 R)
• M29: 49,539,634 km (0.112 R)
• M30: 50,624,967 km (0.069 R)
• M31: 55,290,176 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.7

Radius: 3.8

Gravity: 37.79 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.95 AU - 11.06 AU

Year: 16159 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,188,686 km

• M1: 47,273 km (0.104 R)
• M2: 191,036 km (0.069 R)
• M3: 331,958 km (0.105 R)
• M4: 543,788 km (0.104 R)
• M5: 716,275 km (0.026 R)
• M6: 1,002,605 km (0.052 R)
• M7: 1,332,767 km (0.072 R)
• M8: 2,013,438 km (0.081 R)
• M9: 2,579,815 km (0.102 R)
• M10: 3,509,267 km (0.077 R)
• M11: 4,512,769 km (0.076 R)
• M12: 5,114,751 km (0.072 R)
• M13: 8,205,593 km (0.077 R)
• M14: 10,054,174 km (0.075 R)
• M15: 12,732,574 km (0.074 R)
• M16: 13,187,950 km (0.088 R)
• M17: 13,519,758 km (0.078 R)
• M18: 14,619,003 km (0.108 R)
• M19: 15,554,887 km (0.096 R)
• M20: 16,530,116 km (0.111 R)
• M21: 16,993,720 km (0.106 R)
• M22: 19,102,900 km (0.092 R)
• M23: 22,115,951 km (0.117 R)
• M24: 26,992,991 km (0.07 R)
• M25: 27,312,831 km (0.036 R)
• M26: 27,527,654 km (0.089 R)
• M27: 27,743,374 km (0.033 R)
• M28: 28,728,476 km (0.074 R)
• M29: 29,623,670 km (0.056 R)
• M30: 30,307,033 km (0.077 R)
• M31: 34,130,006 km (0.046 R)
• M32: 36,806,163 km (0.1 R)
• M33: 39,481,870 km (0.083 R)
• M34: 43,441,277 km (0.051 R)
• M35: 45,969,930 km (0.091 R)
• M36: 49,864,112 km (0.06 R)
• M37: 50,506,934 km (0.118 R)
• M38: 51,318,054 km (0.072 R)
• M39: 57,946,137 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 13,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit