🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.55 AU - 0.79 AU

Year: 354 Days

Day: 13.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,324,530 km

• M1: 82,578 km (0.11 R)

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.9

Radius: 11.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.4 AU - 1.42 AU

Year: 1081 Days

Day: 6.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,324,530 km

• M1: 144,362 km (0.105 R)
• M2: 605,123 km (0.118 R)
• M3: 993,330 km (0.12 R)
• M4: 1,483,562 km (0.075 R)
• M5: 2,043,806 km (0.04 R)
• M6: 2,646,686 km (0.106 R)
• M7: 3,147,390 km (0.102 R)
• M8: 3,666,494 km (0.065 R)
• M9: 4,160,766 km (0.119 R)
• M10: 4,752,276 km (0.101 R)
• M11: 5,634,005 km (0.107 R)
• M12: 6,445,873 km (0.107 R)
• M13: 7,029,305 km (0.079 R)
• M14: 7,429,629 km (0.043 R)
• M15: 9,102,881 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349

Radius: 11.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.07 AU - 2.71 AU

Year: 2386 Days

Day: 5.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,324,530 km

• M1: 143,016 km (0.074 R)
• M2: 536,757 km (0.117 R)
• M3: 1,133,503 km (0.112 R)
• M4: 1,618,799 km (0.113 R)
• M5: 1,976,786 km (0.077 R)
• M6: 2,663,141 km (0.063 R)
• M7: 3,502,236 km (0.103 R)
• M8: 4,548,673 km (0.096 R)
• M9: 4,954,532 km (0.078 R)
• M10: 5,957,137 km (0.05 R)
• M11: 6,419,095 km (0.113 R)
• M12: 7,063,413 km (0.051 R)
• M13: 7,525,820 km (0.084 R)
• M14: 8,451,233 km (0.088 R)
• M15: 10,114,910 km (0.116 R)
• M16: 11,060,070 km (0.093 R)
• M17: 11,684,790 km (0.115 R)
• M18: 12,449,834 km (0.092 R)
• M19: 13,370,459 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.4

Radius: 11.5

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.17 AU - 3.21 AU

Year: 2849 Days

Day: 12.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,324,530 km

• M1: 143,165 km (0.098 R)
• M2: 645,964 km (0.087 R)
• M3: 1,117,047 km (0.11 R)
• M4: 1,793,230 km (0.074 R)
• M5: 2,308,295 km (0.108 R)
• M6: 2,726,272 km (0.039 R)
• M7: 3,356,827 km (0.113 R)
• M8: 3,776,299 km (0.102 R)
• M9: 4,230,777 km (0.075 R)
• M10: 4,698,720 km (0.105 R)
• M11: 6,089,980 km (0.038 R)
• M12: 7,706,834 km (0.056 R)
• M13: 8,202,750 km (0.077 R)
• M14: 8,580,036 km (0.096 R)
• M15: 9,222,410 km (0.119 R)
• M16: 10,363,991 km (0.118 R)
• M17: 11,469,818 km (0.029 R)
• M18: 13,064,681 km (0.056 R)
• M19: 18,033,575 km (0.055 R)
• M20: 18,555,821 km (0.088 R)
• M21: 19,327,895 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.2

Radius: 12.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.94 AU - 5.64 AU

Year: 6769 Days

Day: 10.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,324,530 km

• M1: 167,250 km (0.042 R)
• M2: 737,518 km (0.113 R)
• M3: 1,159,683 km (0.085 R)
• M4: 1,696,440 km (0.114 R)
• M5: 2,154,658 km (0.102 R)
• M6: 2,714,304 km (0.083 R)
• M7: 3,633,433 km (0.051 R)
• M8: 4,354,944 km (0.101 R)
• M9: 7,357,074 km (0.034 R)
• M10: 7,767,869 km (0.086 R)
• M11: 8,841,683 km (0.088 R)
• M12: 10,102,943 km (0.1 R)
• M13: 12,448,936 km (0.104 R)
• M14: 17,197,322 km (0.07 R)
• M15: 18,260,514 km (0.097 R)
• M16: 21,409,998 km (0.119 R)
• M17: 24,243,382 km (0.114 R)
• M18: 26,006,842 km (0.093 R)
• M19: 29,882,324 km (0.113 R)
• M20: 31,613,321 km (0.045 R)
• M21: 33,921,168 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.3

Radius: 11.9

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.73 AU - 5.11 AU

Year: 7046 Days

Day: 10 Hours

Environment

Temp: -217 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,324,530 km

• M1: 147,952 km (0.049 R)
• M2: 530,175 km (0.038 R)
• M3: 1,431,951 km (0.108 R)
• M4: 2,251,598 km (0.075 R)
• M5: 2,908,781 km (0.113 R)
• M6: 3,988,878 km (0.1 R)
• M7: 4,522,792 km (0.092 R)
• M8: 9,282,548 km (0.049 R)
• M9: 9,934,795 km (0.095 R)
• M10: 11,278,931 km (0.039 R)
• M11: 15,324,357 km (0.076 R)
• M12: 16,236,007 km (0.092 R)
• M13: 17,045,780 km (0.04 R)
• M14: 17,460,764 km (0.118 R)
• M15: 18,527,696 km (0.106 R)
• M16: 19,040,219 km (0.095 R)
• M17: 22,813,825 km (0.104 R)
• M18: 24,002,081 km (0.096 R)
• M19: 26,779,365 km (0.076 R)
• M20: 28,680,904 km (0.1 R)
• M21: 29,664,659 km (0.092 R)
• M22: 30,165,064 km (0.026 R)
• M23: 32,117,616 km (0.065 R)
• M24: 34,924,221 km (0.075 R)
• M25: 35,819,714 km (0.099 R)
• M26: 39,434,747 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.9

Radius: 3.7

Gravity: 62.23 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.27 AU - 10.13 AU

Year: 18018 Days

Day: 24 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,324,530 km

• M1: 61,634 km (0.11 R)
• M2: 388,655 km (0.063 R)
• M3: 620,382 km (0.083 R)
• M4: 752,477 km (0.048 R)
• M5: 998,566 km (0.091 R)
• M6: 1,964,669 km (0.038 R)
• M7: 2,084,946 km (0.097 R)
• M8: 2,210,309 km (0.085 R)
• M9: 2,713,107 km (0.097 R)
• M10: 5,188,653 km (0.116 R)
• M11: 5,943,075 km (0.096 R)
• M12: 6,110,624 km (0.115 R)
• M13: 15,160,996 km (0.116 R)
• M14: 16,439,908 km (0.111 R)
• M15: 18,847,985 km (0.062 R)
• M16: 23,090,581 km (0.051 R)
• M17: 24,456,110 km (0.097 R)
• M18: 26,888,123 km (0.089 R)
• M19: 28,044,963 km (0.102 R)
• M20: 29,476,465 km (0.105 R)
• M21: 33,398,473 km (0.1 R)
• M22: 34,061,939 km (0.049 R)
• M23: 37,940,713 km (0.114 R)
• M24: 44,934,413 km (0.091 R)
• M25: 45,095,381 km (0.075 R)
• M26: 75,867,812 km (0.098 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 16,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit