🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.3

Radius: 13.9

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.84 AU - 1.24 AU

Year: 732 Days

Day: 9.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,568,573 km

• M1: 173,833 km (0.117 R)
• M2: 656,585 km (0.059 R)
• M3: 1,272,779 km (0.116 R)
• M4: 1,813,575 km (0.108 R)
• M5: 2,316,373 km (0.077 R)
• M6: 2,878,113 km (0.116 R)
• M7: 3,556,689 km (0.08 R)
• M8: 4,781,896 km (0.095 R)
• M9: 5,341,242 km (0.101 R)
• M10: 6,020,118 km (0.114 R)
• M11: 6,510,948 km (0.085 R)
• M12: 7,007,314 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 8.6

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.14 AU - 1.48 AU

Year: 1035 Days

Day: 11.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,568,573 km

• M1: 107,112 km (0.105 R)
• M2: 401,670 km (0.054 R)
• M3: 829,071 km (0.057 R)
• M4: 1,125,724 km (0.096 R)
• M5: 1,485,507 km (0.117 R)
• M6: 1,941,780 km (0.088 R)
• M7: 2,334,624 km (0.102 R)
• M8: 2,779,678 km (0.074 R)
• M9: 3,079,023 km (0.032 R)
• M10: 3,384,652 km (0.096 R)
• M11: 3,824,021 km (0.057 R)
• M12: 4,426,152 km (0.069 R)
• M13: 6,016,826 km (0.083 R)
• M14: 6,426,874 km (0.097 R)
• M15: 7,027,360 km (0.033 R)
• M16: 7,930,034 km (0.096 R)
• M17: 8,649,150 km (0.056 R)
• M18: 11,034,489 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.1

Radius: 8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.26 AU - 1.48 AU

Year: 1107 Days

Day: 12.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,568,573 km

• M1: 99,483 km (0.066 R)
• M2: 409,898 km (0.082 R)
• M3: 814,560 km (0.109 R)
• M4: 1,561,652 km (0.06 R)
• M5: 2,260,873 km (0.067 R)
• M6: 2,922,694 km (0.044 R)
• M7: 4,513,368 km (0.091 R)
• M8: 5,323,291 km (0.107 R)
• M9: 6,030,440 km (0.026 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670

Radius: 9.9

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.67 AU - 2.87 AU

Year: 3182 Days

Day: 5.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,568,573 km

• M1: 123,269 km (0.113 R)
• M2: 730,636 km (0.071 R)
• M3: 1,143,526 km (0.075 R)
• M4: 1,888,823 km (0.09 R)
• M5: 2,269,848 km (0.071 R)
• M6: 2,686,179 km (0.099 R)
• M7: 3,031,451 km (0.078 R)
• M8: 4,294,057 km (0.096 R)
• M9: 5,303,394 km (0.057 R)
• M10: 5,611,566 km (0.111 R)
• M11: 6,434,952 km (0.103 R)
• M12: 7,431,424 km (0.096 R)
• M13: 9,690,352 km (0.086 R)
• M14: 11,372,729 km (0.113 R)
• M15: 11,843,813 km (0.109 R)
• M16: 14,004,754 km (0.119 R)
• M17: 16,147,295 km (0.067 R)
• M18: 17,018,254 km (0.119 R)
• M19: 17,409,003 km (0.051 R)
• M20: 19,941,995 km (0.104 R)
• M21: 20,880,721 km (0.112 R)
• M22: 21,199,963 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.2

Radius: 8.3

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.61 AU - 3.61 AU

Year: 4734 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,568,573 km

• M1: 103,223 km (0.119 R)
• M2: 425,456 km (0.118 R)
• M3: 761,004 km (0.059 R)
• M4: 1,074,412 km (0.118 R)
• M5: 1,497,923 km (0.073 R)
• M6: 1,913,955 km (0.047 R)
• M7: 2,275,084 km (0.08 R)
• M8: 4,148,648 km (0.06 R)
• M9: 4,599,536 km (0.04 R)
• M10: 6,119,301 km (0.063 R)
• M11: 6,472,501 km (0.088 R)
• M12: 6,975,898 km (0.1 R)
• M13: 8,291,013 km (0.088 R)
• M14: 9,089,417 km (0.071 R)
• M15: 11,260,681 km (0.101 R)
• M16: 11,694,066 km (0.07 R)
• M17: 14,588,635 km (0.102 R)
• M18: 18,190,203 km (0.112 R)
• M19: 20,090,246 km (0.07 R)
• M20: 20,513,907 km (0.1 R)
• M21: 22,268,690 km (0.113 R)
• M22: 24,121,460 km (0.086 R)
• M23: 25,330,211 km (0.091 R)
• M24: 26,325,784 km (0.109 R)
• M25: 27,606,791 km (0.109 R)
• M26: 28,483,584 km (0.107 R)
• M27: 29,924,960 km (0.102 R)
• M28: 30,385,123 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.6

Radius: 6

Gravity: 23.77 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.89 AU - 9.97 AU

Year: 18420 Days

Day: 22.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,568,573 km

• M1: 74,649 km (0.087 R)
• M2: 341,382 km (0.049 R)
• M3: 742,305 km (0.096 R)
• M4: 1,484,310 km (0.116 R)
• M5: 2,004,013 km (0.098 R)
• M6: 2,316,822 km (0.065 R)
• M7: 2,519,827 km (0.11 R)
• M8: 3,968,233 km (0.083 R)
• M9: 5,299,205 km (0.119 R)
• M10: 6,150,417 km (0.114 R)
• M11: 6,586,196 km (0.111 R)
• M12: 7,666,891 km (0.104 R)
• M13: 8,915,435 km (0.117 R)
• M14: 10,114,312 km (0.072 R)
• M15: 11,288,207 km (0.088 R)
• M16: 12,619,179 km (0.087 R)
• M17: 17,320,441 km (0.029 R)
• M18: 18,276,821 km (0.107 R)
• M19: 21,851,312 km (0.09 R)
• M20: 23,173,757 km (0.048 R)
• M21: 23,801,919 km (0.12 R)
• M22: 24,333,889 km (0.059 R)
• M23: 25,201,407 km (0.107 R)
• M24: 29,974,028 km (0.059 R)
• M25: 30,221,014 km (0.119 R)
• M26: 31,604,495 km (0.071 R)
• M27: 32,247,018 km (0.076 R)
• M28: 33,293,305 km (0.091 R)
• M29: 42,646,164 km (0.028 R)
• M30: 46,334,500 km (0.109 R)
• M31: 50,928,800 km (0.066 R)
• M32: 56,191,952 km (0.069 R)
• M33: 58,664,506 km (0.113 R)
• M34: 62,810,461 km (0.088 R)
• M35: 63,012,568 km (0.067 R)
• M36: 66,097,276 km (0.04 R)
• M37: 69,496,888 km (0.104 R)
• M38: 71,239,703 km (0.119 R)
• M39: 75,495,014 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 14,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit