🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.78 AU - 0.86 AU

Year: 324 Days

Day: 18.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.84 AU - 2.22 AU

Year: 1263 Days

Day: 27.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.87 AU - 2.73 AU

Year: 1523 Days

Day: 40.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,018,209 km

• M1: 51,761 km (0.09 R)

Asteroid Belt

Center: 2.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.9

Radius: 11.2

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.73 AU - 3.47 AU

Year: 2383 Days

Day: 13.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,018,209 km

• M1: 150,196 km (0.107 R)
• M2: 537,056 km (0.038 R)
• M3: 947,553 km (0.081 R)
• M4: 1,485,507 km (0.076 R)
• M5: 1,886,280 km (0.064 R)
• M6: 2,762,624 km (0.117 R)
• M7: 3,591,246 km (0.072 R)
• M8: 4,192,780 km (0.091 R)
• M9: 5,173,094 km (0.109 R)
• M10: 7,904,901 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.9

Radius: 14.3

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.43 AU - 7.89 AU

Year: 7503 Days

Day: 7.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,018,209 km

• M1: 180,265 km (0.111 R)
• M2: 817,702 km (0.092 R)
• M3: 2,376,811 km (0.088 R)
• M4: 3,013,948 km (0.108 R)
• M5: 3,676,816 km (0.095 R)
• M6: 4,411,192 km (0.098 R)
• M7: 5,132,553 km (0.092 R)
• M8: 5,608,125 km (0.103 R)
• M9: 6,584,101 km (0.066 R)
• M10: 7,147,038 km (0.042 R)
• M11: 8,677,275 km (0.065 R)
• M12: 9,686,462 km (0.069 R)
• M13: 10,460,631 km (0.1 R)
• M14: 10,908,228 km (0.084 R)
• M15: 11,415,514 km (0.094 R)
• M16: 12,132,687 km (0.044 R)
• M17: 12,828,915 km (0.12 R)
• M18: 13,290,424 km (0.104 R)
• M19: 16,297,192 km (0.096 R)
• M20: 19,731,660 km (0.058 R)
• M21: 20,278,590 km (0.102 R)
• M22: 22,866,184 km (0.107 R)
• M23: 26,483,760 km (0.115 R)
• M24: 29,126,705 km (0.061 R)
• M25: 30,015,466 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.6

Radius: 8

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.03 AU - 7.57 AU

Year: 7741 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,018,209 km

• M1: 99,632 km (0.098 R)
• M2: 375,042 km (0.104 R)
• M3: 686,953 km (0.092 R)
• M4: 941,569 km (0.069 R)
• M5: 1,260,811 km (0.102 R)
• M6: 1,920,986 km (0.104 R)
• M7: 2,252,944 km (0.076 R)
• M8: 2,585,949 km (0.034 R)
• M9: 3,074,087 km (0.101 R)
• M10: 3,763,134 km (0.116 R)
• M11: 5,086,028 km (0.102 R)
• M12: 6,382,593 km (0.075 R)
• M13: 7,125,795 km (0.099 R)
• M14: 7,847,007 km (0.099 R)
• M15: 8,491,175 km (0.034 R)
• M16: 9,657,440 km (0.094 R)
• M17: 11,374,076 km (0.052 R)
• M18: 12,093,641 km (0.099 R)
• M19: 13,509,735 km (0.095 R)
• M20: 14,375,159 km (0.074 R)
• M21: 15,462,137 km (0.109 R)
• M22: 16,025,522 km (0.055 R)
• M23: 18,071,872 km (0.113 R)
• M24: 18,487,006 km (0.084 R)
• M25: 18,979,631 km (0.085 R)
• M26: 19,553,040 km (0.115 R)
• M27: 24,734,063 km (0.075 R)
• M28: 25,852,307 km (0.062 R)
• M29: 30,565,987 km (0.105 R)
• M30: 30,859,946 km (0.118 R)
• M31: 31,155,701 km (0.094 R)
• M32: 31,853,127 km (0.12 R)
• M33: 32,663,049 km (0.085 R)
• M34: 33,176,021 km (0.101 R)
• M35: 36,149,129 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.6

Radius: 11.4

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8 AU - 10.52 AU

Year: 12301 Days

Day: 9.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 79,018,209 km

• M1: 141,819 km (0.085 R)
• M2: 767,587 km (0.081 R)
• M3: 1,467,854 km (0.027 R)
• M4: 1,976,487 km (0.052 R)
• M5: 2,372,473 km (0.105 R)
• M6: 3,616,229 km (0.119 R)
• M7: 3,979,154 km (0.099 R)
• M8: 4,878,237 km (0.102 R)
• M9: 5,322,991 km (0.065 R)
• M10: 6,334,123 km (0.094 R)
• M11: 10,864,994 km (0.031 R)
• M12: 12,360,674 km (0.087 R)
• M13: 14,057,263 km (0.033 R)
• M14: 14,539,417 km (0.058 R)
• M15: 15,756,545 km (0.105 R)
• M16: 17,827,429 km (0.114 R)
• M17: 18,392,759 km (0.087 R)
• M18: 19,305,007 km (0.114 R)
• M19: 20,774,058 km (0.085 R)
• M20: 21,581,438 km (0.119 R)
• M21: 31,891,274 km (0.049 R)
• M22: 33,694,826 km (0.117 R)
• M23: 36,204,031 km (0.079 R)
• M24: 36,720,443 km (0.052 R)
• M25: 37,111,043 km (0.091 R)
• M26: 42,300,593 km (0.106 R)
• M27: 43,888,575 km (0.117 R)
• M28: 46,117,583 km (0.08 R)
• M29: 55,277,460 km (0.119 R)
• M30: 56,134,357 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.3

Radius: 6.7

Gravity: 15.11 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10.82 AU - 15.86 AU

Year: 21270 Days

Day: 21.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,018,209 km

• M1: 85,420 km (0.057 R)
• M2: 382,971 km (0.074 R)
• M3: 773,421 km (0.11 R)
• M4: 1,301,950 km (0.115 R)
• M5: 2,089,284 km (0.101 R)
• M6: 2,792,992 km (0.112 R)
• M7: 4,312,907 km (0.101 R)
• M8: 5,059,699 km (0.087 R)
• M9: 5,523,602 km (0.112 R)
• M10: 6,057,667 km (0.099 R)
• M11: 6,315,573 km (0.067 R)
• M12: 7,039,178 km (0.091 R)
• M13: 7,716,557 km (0.111 R)
• M14: 8,174,476 km (0.115 R)
• M15: 8,704,203 km (0.098 R)
• M16: 11,440,348 km (0.047 R)
• M17: 15,967,329 km (0.12 R)
• M18: 19,262,222 km (0.105 R)
• M19: 22,163,523 km (0.102 R)
• M20: 24,684,696 km (0.1 R)
• M21: 27,274,235 km (0.069 R)
• M22: 34,870,815 km (0.099 R)
• M23: 35,561,059 km (0.108 R)
• M24: 40,801,922 km (0.085 R)
• M25: 41,107,251 km (0.114 R)
• M26: 43,287,789 km (0.07 R)
• M27: 46,868,414 km (0.119 R)
• M28: 48,902,198 km (0.079 R)
• M29: 50,465,645 km (0.07 R)
• M30: 51,883,085 km (0.108 R)
• M31: 52,241,671 km (0.117 R)
• M32: 56,105,933 km (0.105 R)
• M33: 59,566,431 km (0.062 R)
• M34: 64,191,549 km (0.097 R)
• M35: 67,120,974 km (0.089 R)
• M36: 68,618,599 km (0.052 R)
• M37: 69,267,255 km (0.107 R)
• M38: 74,376,172 km (0.059 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: 200 - 12,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit