🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.91 AU - 1.01 AU

Year: 433 Days

Day: 15.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.49 AU - 1.73 AU

Year: 940 Days

Day: 26.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.4

Radius: 9.3

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.77 AU - 3.49 AU

Year: 2548 Days

Day: 11.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,233,409 km

• M1: 115,938 km (0.095 R)
• M2: 431,141 km (0.11 R)
• M3: 1,004,849 km (0.091 R)
• M4: 1,662,332 km (0.098 R)
• M5: 2,856,123 km (0.113 R)
• M6: 3,310,152 km (0.113 R)
• M7: 4,524,887 km (0.09 R)
• M8: 5,369,965 km (0.075 R)
• M9: 5,866,630 km (0.117 R)
• M10: 6,240,026 km (0.072 R)
• M11: 7,117,418 km (0.095 R)
• M12: 8,319,437 km (0.114 R)
• M13: 8,823,582 km (0.09 R)
• M14: 9,515,921 km (0.098 R)
• M15: 12,529,420 km (0.097 R)
• M16: 13,150,102 km (0.05 R)
• M17: 15,886,845 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.2

Radius: 9.2

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.29 AU - 4.39 AU

Year: 3463 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,233,409 km

• M1: 114,592 km (0.095 R)
• M2: 498,759 km (0.087 R)
• M3: 866,770 km (0.114 R)
• M4: 1,305,989 km (0.105 R)
• M5: 1,600,847 km (0.059 R)
• M6: 2,033,185 km (0.051 R)
• M7: 2,621,553 km (0.109 R)
• M8: 3,098,022 km (0.06 R)
• M9: 3,551,453 km (0.106 R)
• M10: 4,092,100 km (0.058 R)
• M11: 5,549,782 km (0.05 R)
• M12: 6,220,279 km (0.075 R)
• M13: 6,666,231 km (0.12 R)
• M14: 8,450,335 km (0.09 R)
• M15: 9,337,600 km (0.082 R)
• M16: 11,514,997 km (0.083 R)
• M17: 12,233,815 km (0.081 R)
• M18: 13,711,393 km (0.066 R)
• M19: 14,111,268 km (0.108 R)
• M20: 14,416,298 km (0.108 R)
• M21: 15,953,117 km (0.041 R)
• M22: 17,247,288 km (0.08 R)
• M23: 17,537,807 km (0.08 R)
• M24: 19,536,884 km (0.067 R)
• M25: 19,852,535 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.2

Radius: 8.5

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.62 AU - 9.3 AU

Year: 10335 Days

Day: 11.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 109.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,233,409 km

• M1: 105,766 km (0.027 R)
• M2: 413,489 km (0.1 R)
• M3: 795,711 km (0.109 R)
• M4: 1,193,941 km (0.096 R)
• M5: 1,499,270 km (0.088 R)
• M6: 1,887,776 km (0.119 R)
• M7: 2,288,698 km (0.119 R)
• M8: 2,725,374 km (0.047 R)
• M9: 2,996,146 km (0.035 R)
• M10: 4,211,030 km (0.113 R)
• M11: 4,661,470 km (0.109 R)
• M12: 5,020,205 km (0.076 R)
• M13: 6,643,193 km (0.033 R)
• M14: 7,737,202 km (0.086 R)
• M15: 9,314,711 km (0.034 R)
• M16: 10,178,938 km (0.088 R)
• M17: 10,579,861 km (0.096 R)
• M18: 11,148,183 km (0.069 R)
• M19: 12,629,651 km (0.079 R)
• M20: 15,712,115 km (0.03 R)
• M21: 23,662,045 km (0.08 R)
• M22: 25,265,584 km (0.101 R)
• M23: 25,908,406 km (0.088 R)
• M24: 27,322,406 km (0.059 R)
• M25: 31,028,992 km (0.094 R)
• M26: 31,343,447 km (0.116 R)
• M27: 38,811,971 km (0.12 R)
• M28: 43,346,432 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.9

Radius: 10.2

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.01 AU - 10.03 AU

Year: 12466 Days

Day: 6.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,233,409 km

• M1: 126,859 km (0.1 R)
• M2: 698,323 km (0.105 R)
• M3: 1,968,858 km (0.112 R)
• M4: 2,859,115 km (0.039 R)
• M5: 3,418,311 km (0.09 R)
• M6: 4,670,146 km (0.094 R)
• M7: 5,078,549 km (0.086 R)
• M8: 8,216,663 km (0.045 R)
• M9: 9,576,956 km (0.076 R)
• M10: 10,383,887 km (0.108 R)
• M11: 11,390,382 km (0.026 R)
• M12: 12,794,657 km (0.083 R)
• M13: 14,010,439 km (0.051 R)
• M14: 14,987,163 km (0.062 R)
• M15: 17,766,842 km (0.037 R)
• M16: 19,204,178 km (0.118 R)
• M17: 19,875,723 km (0.111 R)
• M18: 21,029,571 km (0.097 R)
• M19: 21,424,061 km (0.046 R)
• M20: 23,386,186 km (0.06 R)
• M21: 24,759,046 km (0.113 R)
• M22: 25,554,607 km (0.108 R)
• M23: 30,287,435 km (0.095 R)
• M24: 35,462,474 km (0.084 R)
• M25: 37,734,118 km (0.046 R)
• M26: 38,787,437 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.6

Radius: 5.1

Gravity: 22.17 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.58 AU - 11.22 AU

Year: 14334 Days

Day: 22 Hours

Environment

Temp: -203 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,233,409 km

• M1: 63,729 km (0.118 R)
• M2: 257,458 km (0.116 R)
• M3: 744,549 km (0.1 R)
• M4: 1,630,766 km (0.117 R)
• M5: 1,808,937 km (0.051 R)
• M6: 3,394,525 km (0.079 R)
• M7: 3,659,613 km (0.088 R)
• M8: 5,162,174 km (0.026 R)
• M9: 5,694,144 km (0.103 R)
• M10: 6,539,372 km (0.088 R)
• M11: 7,868,100 km (0.107 R)
• M12: 9,163,767 km (0.1 R)
• M13: 11,628,691 km (0.045 R)
• M14: 12,790,618 km (0.082 R)
• M15: 13,562,992 km (0.09 R)
• M16: 16,066,512 km (0.049 R)
• M17: 16,661,912 km (0.087 R)
• M18: 19,108,435 km (0.104 R)
• M19: 19,357,216 km (0.082 R)
• M20: 27,547,700 km (0.111 R)
• M21: 30,381,233 km (0.103 R)
• M22: 37,003,482 km (0.077 R)
• M23: 40,171,815 km (0.103 R)
• M24: 41,961,305 km (0.106 R)
• M25: 43,230,793 km (0.114 R)
• M26: 46,741,107 km (0.115 R)
• M27: 54,821,636 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.6

Radius: 3.4

Gravity: 42.44 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.63 AU - 13.15 AU

Year: 20069 Days

Day: 17 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,233,409 km

• M1: 79,885 km (0.114 R)
• M2: 237,561 km (0.103 R)
• M3: 739,013 km (0.097 R)
• M4: 1,240,765 km (0.1 R)
• M5: 1,475,933 km (0.061 R)
• M6: 3,609,647 km (0.089 R)
• M7: 4,276,854 km (0.106 R)
• M8: 4,951,390 km (0.076 R)
• M9: 5,539,908 km (0.101 R)
• M10: 7,918,514 km (0.092 R)
• M11: 10,779,873 km (0.119 R)
• M12: 11,511,855 km (0.113 R)
• M13: 12,804,231 km (0.072 R)
• M14: 12,938,570 km (0.099 R)
• M15: 14,047,240 km (0.114 R)
• M16: 14,190,256 km (0.113 R)
• M17: 15,368,638 km (0.063 R)
• M18: 17,174,584 km (0.082 R)
• M19: 20,921,113 km (0.051 R)
• M20: 21,578,446 km (0.066 R)
• M21: 26,352,413 km (0.114 R)
• M22: 33,791,017 km (0.05 R)
• M23: 40,315,280 km (0.114 R)
• M24: 42,813,265 km (0.076 R)
• M25: 45,881,817 km (0.061 R)
• M26: 48,277,178 km (0.098 R)
• M27: 60,373,362 km (0.034 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 20,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit