🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.52 AU - 0.68 AU

Year: 296 Days

Day: 29.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 173.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.6

Radius: 14.3

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.31 AU - 2.87 AU

Year: 2650 Days

Day: 10.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,755,369 km

• M1: 177,872 km (0.06 R)
• M2: 684,111 km (0.072 R)
• M3: 1,234,482 km (0.093 R)
• M4: 2,173,358 km (0.03 R)
• M5: 2,840,116 km (0.069 R)
• M6: 3,659,463 km (0.076 R)
• M7: 4,125,760 km (0.107 R)
• M8: 4,969,043 km (0.113 R)
• M9: 5,420,230 km (0.113 R)
• M10: 6,571,685 km (0.116 R)
• M11: 7,568,755 km (0.088 R)
• M12: 8,430,588 km (0.074 R)
• M13: 9,040,798 km (0.049 R)
• M14: 11,575,883 km (0.102 R)
• M15: 13,570,322 km (0.098 R)
• M16: 14,457,737 km (0.081 R)
• M17: 18,119,593 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.5

Radius: 10.1

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.57 AU - 2.75 AU

Year: 2758 Days

Day: 6.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,755,369 km

• M1: 125,662 km (0.083 R)
• M2: 526,136 km (0.06 R)
• M3: 843,283 km (0.091 R)
• M4: 1,371,663 km (0.054 R)
• M5: 2,617,215 km (0.111 R)
• M6: 3,594,837 km (0.111 R)
• M7: 6,284,158 km (0.074 R)
• M8: 9,744,506 km (0.097 R)
• M9: 12,321,629 km (0.086 R)
• M10: 14,256,378 km (0.097 R)
• M11: 17,956,232 km (0.038 R)
• M12: 19,319,667 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118

Radius: 8.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.71 AU - 3.53 AU

Year: 3504 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,755,369 km

• M1: 102,325 km (0.117 R)
• M2: 453,581 km (0.047 R)
• M3: 773,720 km (0.042 R)
• M4: 1,169,855 km (0.086 R)
• M5: 1,736,382 km (0.063 R)
• M6: 2,196,396 km (0.092 R)
• M7: 3,648,094 km (0.111 R)
• M8: 4,111,548 km (0.065 R)
• M9: 4,385,611 km (0.072 R)
• M10: 5,606,928 km (0.117 R)
• M11: 5,990,946 km (0.115 R)
• M12: 7,407,787 km (0.102 R)
• M13: 8,381,370 km (0.087 R)
• M14: 9,035,412 km (0.045 R)
• M15: 10,580,309 km (0.1 R)
• M16: 12,331,352 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.7

Radius: 7.9

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.64 AU - 7.36 AU

Year: 10537 Days

Day: 19.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,755,369 km

• M1: 99,931 km (0.09 R)
• M2: 458,218 km (0.045 R)
• M3: 807,081 km (0.076 R)
• M4: 1,053,917 km (0.102 R)
• M5: 1,374,804 km (0.059 R)
• M6: 3,538,887 km (0.056 R)
• M7: 4,393,689 km (0.061 R)
• M8: 5,497,273 km (0.107 R)
• M9: 6,113,766 km (0.034 R)
• M10: 6,538,624 km (0.055 R)
• M11: 6,878,660 km (0.12 R)
• M12: 8,719,013 km (0.105 R)
• M13: 9,730,593 km (0.032 R)
• M14: 11,489,116 km (0.086 R)
• M15: 11,934,918 km (0.041 R)
• M16: 12,443,551 km (0.086 R)
• M17: 13,558,803 km (0.034 R)
• M18: 14,855,069 km (0.102 R)
• M19: 15,384,196 km (0.096 R)
• M20: 15,986,627 km (0.114 R)
• M21: 18,020,709 km (0.084 R)
• M22: 18,487,754 km (0.115 R)
• M23: 20,150,085 km (0.099 R)
• M24: 25,648,256 km (0.12 R)
• M25: 28,965,589 km (0.073 R)
• M26: 33,350,751 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.4

Radius: 4.8

Gravity: 35.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.89 AU - 7.69 AU

Year: 11250 Days

Day: 15.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,755,369 km

• M1: 59,690 km (0.09 R)
• M2: 267,930 km (0.077 R)
• M3: 492,027 km (0.078 R)
• M4: 668,104 km (0.064 R)
• M5: 906,713 km (0.091 R)
• M6: 1,069,176 km (0.077 R)
• M7: 1,790,986 km (0.119 R)
• M8: 2,178,295 km (0.08 R)
• M9: 2,838,769 km (0.105 R)
• M10: 3,289,358 km (0.066 R)
• M11: 4,361,376 km (0.077 R)
• M12: 4,513,817 km (0.058 R)
• M13: 5,296,363 km (0.06 R)
• M14: 6,435,850 km (0.063 R)
• M15: 7,083,908 km (0.111 R)
• M16: 8,135,880 km (0.062 R)
• M17: 9,850,721 km (0.092 R)
• M18: 10,875,765 km (0.093 R)
• M19: 11,213,856 km (0.106 R)
• M20: 12,697,867 km (0.089 R)
• M21: 12,884,266 km (0.098 R)
• M22: 15,057,774 km (0.113 R)
• M23: 18,798,169 km (0.102 R)
• M24: 20,881,469 km (0.103 R)
• M25: 22,473,340 km (0.052 R)
• M26: 22,746,356 km (0.083 R)
• M27: 25,010,370 km (0.046 R)
• M28: 25,500,154 km (0.062 R)
• M29: 30,532,925 km (0.092 R)
• M30: 34,232,182 km (0.115 R)
• M31: 35,201,426 km (0.088 R)
• M32: 36,189,071 km (0.049 R)
• M33: 37,068,108 km (0.106 R)
• M34: 41,268,817 km (0.102 R)
• M35: 42,922,621 km (0.103 R)
• M36: 43,624,385 km (0.04 R)
• M37: 46,656,135 km (0.114 R)
• M38: 47,997,280 km (0.068 R)
• M39: 51,699,079 km (0.104 R)
• M40: 53,134,770 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.1

Radius: 8

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.67 AU - 9.25 AU

Year: 15645 Days

Day: 21.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,755,369 km

• M1: 100,380 km (0.104 R)
• M2: 1,298,809 km (0.118 R)
• M3: 1,617,602 km (0.068 R)
• M4: 1,969,306 km (0.079 R)
• M5: 2,350,183 km (0.079 R)
• M6: 2,638,607 km (0.072 R)
• M7: 2,950,668 km (0.089 R)
• M8: 3,314,341 km (0.078 R)
• M9: 4,487,188 km (0.101 R)
• M10: 5,004,946 km (0.078 R)
• M11: 5,523,453 km (0.08 R)
• M12: 7,341,964 km (0.051 R)
• M13: 7,962,347 km (0.033 R)
• M14: 9,307,680 km (0.102 R)
• M15: 10,979,885 km (0.113 R)
• M16: 13,253,474 km (0.07 R)
• M17: 15,285,013 km (0.095 R)
• M18: 15,591,240 km (0.111 R)
• M19: 18,105,381 km (0.108 R)
• M20: 18,362,241 km (0.087 R)
• M21: 23,513,045 km (0.072 R)
• M22: 25,174,928 km (0.069 R)
• M23: 30,628,518 km (0.069 R)
• M24: 35,333,970 km (0.032 R)
• M25: 37,648,847 km (0.072 R)
• M26: 39,342,594 km (0.032 R)
• M27: 41,086,457 km (0.047 R)
• M28: 42,127,209 km (0.108 R)
• M29: 45,040,628 km (0.045 R)
• M30: 46,306,525 km (0.11 R)
• M31: 47,433,446 km (0.106 R)
• M32: 48,413,761 km (0.086 R)
• M33: 51,779,563 km (0.058 R)
• M34: 55,118,438 km (0.062 R)
• M35: 59,537,559 km (0.097 R)
• M36: 63,395,987 km (0.049 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 19,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit