🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.2

Radius: 14.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.56 AU - 0.62 AU

Year: 313 Days

Day: 5.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,040,833 km

• M1: 175,628 km (0.117 R)
• M2: 673,340 km (0.115 R)
• M3: 1,118,394 km (0.105 R)
• M4: 1,818,512 km (0.073 R)
• M5: 2,299,170 km (0.116 R)
• M6: 2,846,548 km (0.093 R)
• M7: 4,050,362 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.9

Radius: 10.3

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.57 AU - 0.69 AU

Year: 345 Days

Day: 11.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,040,833 km

• M1: 128,056 km (0.082 R)
• M2: 487,839 km (0.081 R)
• M3: 919,279 km (0.077 R)
• M4: 1,265,897 km (0.11 R)
• M5: 1,708,707 km (0.116 R)
• M6: 2,176,200 km (0.107 R)
• M7: 2,678,550 km (0.114 R)
• M8: 3,546,666 km (0.034 R)
• M9: 3,878,774 km (0.118 R)
• M10: 4,272,366 km (0.108 R)
• M11: 5,217,675 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.5

Radius: 9.7

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.89 AU - 1.05 AU

Year: 659 Days

Day: 8.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,040,833 km

• M1: 120,576 km (0.114 R)
• M2: 447,746 km (0.098 R)
• M3: 1,083,089 km (0.119 R)
• M4: 1,506,301 km (0.042 R)
• M5: 1,907,971 km (0.074 R)
• M6: 2,566,202 km (0.112 R)
• M7: 2,881,255 km (0.088 R)
• M8: 3,235,353 km (0.094 R)
• M9: 3,690,131 km (0.113 R)
• M10: 4,047,370 km (0.086 R)
• M11: 5,205,408 km (0.108 R)
• M12: 6,485,965 km (0.07 R)
• M13: 8,462,752 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.6

Radius: 13.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.44 AU - 1.86 AU

Year: 1463 Days

Day: 5.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,040,833 km

• M1: 169,494 km (0.069 R)
• M2: 625,768 km (0.119 R)
• M3: 1,143,227 km (0.102 R)
• M4: 1,654,552 km (0.03 R)
• M5: 2,099,307 km (0.087 R)
• M6: 2,613,325 km (0.109 R)
• M7: 3,037,286 km (0.076 R)
• M8: 3,806,667 km (0.083 R)
• M9: 4,355,542 km (0.067 R)
• M10: 5,983,915 km (0.099 R)
• M11: 6,526,058 km (0.094 R)
• M12: 7,560,078 km (0.089 R)
• M13: 8,039,240 km (0.098 R)
• M14: 8,646,458 km (0.085 R)
• M15: 9,804,794 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.6

Radius: 11.5

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.39 AU - 3.69 AU

Year: 3659 Days

Day: 7.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,040,833 km

• M1: 143,165 km (0.116 R)
• M2: 585,526 km (0.105 R)
• M3: 972,985 km (0.079 R)
• M4: 1,558,959 km (0.116 R)
• M5: 2,511,299 km (0.078 R)
• M6: 3,427,287 km (0.086 R)
• M7: 3,952,825 km (0.03 R)
• M8: 4,553,310 km (0.094 R)
• M9: 6,898,107 km (0.049 R)
• M10: 7,991,518 km (0.09 R)
• M11: 11,227,320 km (0.1 R)
• M12: 11,675,067 km (0.07 R)
• M13: 13,495,074 km (0.117 R)
• M14: 16,937,321 km (0.106 R)
• M15: 17,744,551 km (0.078 R)
• M16: 19,610,785 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.5

Radius: 6.1

Gravity: 20.57 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.03 AU - 11.49 AU

Year: 21047 Days

Day: 16.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 54,040,833 km

• M1: 76,145 km (0.077 R)
• M2: 362,476 km (0.115 R)
• M3: 738,565 km (0.109 R)
• M4: 1,560,605 km (0.09 R)
• M5: 2,066,395 km (0.083 R)
• M6: 2,626,789 km (0.036 R)
• M7: 3,008,862 km (0.093 R)
• M8: 3,456,459 km (0.105 R)
• M9: 3,727,231 km (0.111 R)
• M10: 4,519,052 km (0.119 R)
• M11: 4,806,280 km (0.086 R)
• M12: 5,338,550 km (0.034 R)
• M13: 5,742,165 km (0.1 R)
• M14: 6,655,759 km (0.118 R)
• M15: 9,272,226 km (0.102 R)
• M16: 10,462,576 km (0.08 R)
• M17: 14,485,711 km (0.115 R)
• M18: 16,583,522 km (0.119 R)
• M19: 17,793,021 km (0.1 R)
• M20: 18,783,808 km (0.108 R)
• M21: 25,176,424 km (0.076 R)
• M22: 27,238,481 km (0.077 R)
• M23: 29,534,509 km (0.094 R)
• M24: 32,350,390 km (0.086 R)
• M25: 36,471,811 km (0.045 R)
• M26: 38,955,734 km (0.042 R)
• M27: 39,556,220 km (0.049 R)
• M28: 39,858,707 km (0.059 R)
• M29: 40,621,806 km (0.119 R)
• M30: 42,810,273 km (0.114 R)
• M31: 44,095,319 km (0.116 R)
• M32: 45,737,754 km (0.104 R)
• M33: 50,730,433 km (0.112 R)
• M34: 55,316,057 km (0.097 R)
• M35: 58,587,313 km (0.108 R)
• M36: 71,609,060 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188

Radius: 4

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8.11 AU - 12.51 AU

Year: 22851 Days

Day: 22.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,040,833 km

• M1: 49,816 km (0.044 R)
• M2: 375,191 km (0.071 R)
• M3: 601,383 km (0.044 R)
• M4: 2,806,755 km (0.067 R)
• M5: 4,136,232 km (0.059 R)
• M6: 5,691,152 km (0.059 R)
• M7: 6,209,209 km (0.067 R)
• M8: 16,728,483 km (0.051 R)
• M9: 30,921,132 km (0.115 R)
• M10: 34,751,735 km (0.111 R)
• M11: 42,504,645 km (0.101 R)
• M12: 48,567,846 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 14,238 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit