🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61

Radius: 9.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.63 AU - 0.67 AU

Year: 355 Days

Day: 8.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,928,711 km

• M1: 114,442 km (0.05 R)
• M2: 472,430 km (0.105 R)
• M3: 761,304 km (0.114 R)
• M4: 1,079,947 km (0.084 R)
• M5: 1,618,499 km (0.059 R)
• M6: 2,066,545 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.7

Radius: 8.4

Gravity: 13.97 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.3 AU - 2.02 AU

Year: 1451 Days

Day: 6.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,928,711 km

• M1: 104,419 km (0.088 R)
• M2: 409,599 km (0.094 R)
• M3: 886,816 km (0.093 R)
• M4: 1,317,209 km (0.099 R)
• M5: 1,684,472 km (0.057 R)
• M6: 2,325,648 km (0.114 R)
• M7: 3,089,794 km (0.093 R)
• M8: 4,122,618 km (0.099 R)
• M9: 4,506,785 km (0.109 R)
• M10: 5,781,359 km (0.117 R)
• M11: 6,338,312 km (0.052 R)
• M12: 7,901,460 km (0.101 R)
• M13: 10,387,927 km (0.085 R)
• M14: 11,846,207 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.6

Radius: 8.2

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.21 AU - 3.79 AU

Year: 4441 Days

Day: 5.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,928,711 km

• M1: 102,026 km (0.111 R)
• M2: 394,041 km (0.045 R)
• M3: 762,201 km (0.075 R)
• M4: 1,196,933 km (0.117 R)
• M5: 1,573,171 km (0.092 R)
• M6: 1,972,448 km (0.103 R)
• M7: 2,501,276 km (0.083 R)
• M8: 5,144,970 km (0.114 R)
• M9: 5,465,109 km (0.073 R)
• M10: 5,798,413 km (0.098 R)
• M11: 8,343,522 km (0.071 R)
• M12: 9,961,872 km (0.059 R)
• M13: 12,622,021 km (0.099 R)
• M14: 15,065,254 km (0.103 R)
• M15: 16,170,483 km (0.105 R)
• M16: 17,928,258 km (0.09 R)
• M17: 23,594,875 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.2

Radius: 9.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.85 AU - 4.43 AU

Year: 5713 Days

Day: 8.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,928,711 km

• M1: 122,521 km (0.086 R)
• M2: 638,633 km (0.082 R)
• M3: 1,622,539 km (0.108 R)
• M4: 3,237,448 km (0.04 R)
• M5: 14,215,687 km (0.114 R)
• M6: 15,818,030 km (0.118 R)
• M7: 17,376,241 km (0.116 R)
• M8: 18,303,299 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.6

Radius: 4.4

Gravity: 43.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.27 AU - 10.37 AU

Year: 16277 Days

Day: 15.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,928,711 km

• M1: 54,753 km (0.056 R)
• M2: 225,294 km (0.084 R)
• M3: 441,314 km (0.108 R)
• M4: 1,286,542 km (0.118 R)
• M5: 2,579,516 km (0.09 R)
• M6: 3,675,171 km (0.118 R)
• M7: 5,691,601 km (0.097 R)
• M8: 7,091,537 km (0.119 R)
• M9: 7,944,694 km (0.12 R)
• M10: 9,514,873 km (0.039 R)
• M11: 13,674,293 km (0.077 R)
• M12: 14,468,208 km (0.104 R)
• M13: 18,553,427 km (0.099 R)
• M14: 25,216,217 km (0.111 R)
• M15: 28,321,121 km (0.116 R)
• M16: 35,410,265 km (0.112 R)
• M17: 36,627,692 km (0.067 R)
• M18: 42,679,674 km (0.09 R)
• M19: 43,595,213 km (0.089 R)
• M20: 49,031,899 km (0.067 R)
• M21: 50,204,597 km (0.062 R)
• M22: 50,883,173 km (0.082 R)
• M23: 52,605,942 km (0.084 R)
• M24: 53,130,282 km (0.069 R)
• M25: 54,189,435 km (0.06 R)
• M26: 66,579,729 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.8

Radius: 4

Gravity: 47.3 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.15 AU - 10.49 AU

Year: 20872 Days

Day: 23.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 80,928,711 km

• M1: 49,816 km (0.082 R)
• M2: 1,072,766 km (0.114 R)
• M3: 1,343,987 km (0.091 R)
• M4: 1,624,034 km (0.049 R)
• M5: 1,863,541 km (0.1 R)
• M6: 2,126,085 km (0.106 R)
• M7: 2,299,618 km (0.056 R)
• M8: 2,506,213 km (0.032 R)
• M9: 2,903,695 km (0.111 R)
• M10: 3,886,403 km (0.064 R)
• M11: 4,773,967 km (0.093 R)
• M12: 5,187,306 km (0.085 R)
• M13: 6,127,978 km (0.1 R)
• M14: 7,370,837 km (0.113 R)
• M15: 7,769,216 km (0.07 R)
• M16: 7,973,567 km (0.106 R)
• M17: 8,663,063 km (0.078 R)
• M18: 12,022,732 km (0.109 R)
• M19: 14,870,776 km (0.112 R)
• M20: 16,325,017 km (0.115 R)
• M21: 16,576,342 km (0.107 R)
• M22: 18,048,983 km (0.043 R)
• M23: 18,498,226 km (0.116 R)
• M24: 20,954,922 km (0.074 R)
• M25: 21,351,206 km (0.112 R)
• M26: 21,752,428 km (0.039 R)
• M27: 22,158,736 km (0.102 R)
• M28: 28,753,309 km (0.113 R)
• M29: 30,871,017 km (0.065 R)
• M30: 36,543,768 km (0.11 R)
• M31: 40,535,039 km (0.118 R)
• M32: 40,995,651 km (0.048 R)
• M33: 46,798,552 km (0.119 R)
• M34: 54,046,719 km (0.114 R)
• M35: 56,301,607 km (0.096 R)
• M36: 56,492,345 km (0.041 R)
• M37: 60,797,023 km (0.116 R)
• M38: 61,198,993 km (0.107 R)
• M39: 63,029,173 km (0.078 R)
• M40: 72,730,146 km (0.109 R)
• M41: 72,956,338 km (0.132 R)
• M42: 75,475,417 km (0.064 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 15,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit