🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.2

Radius: 10.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.86 AU - 1.08 AU

Year: 607 Days

Day: 5.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,628,764 km

• M1: 126,859 km (0.117 R)
• M2: 449,841 km (0.083 R)
• M3: 779,854 km (0.073 R)
• M4: 1,257,669 km (0.118 R)
• M5: 1,725,761 km (0.113 R)
• M6: 2,114,716 km (0.051 R)
• M7: 2,571,887 km (0.07 R)
• M8: 3,049,852 km (0.116 R)
• M9: 3,851,846 km (0.105 R)
• M10: 4,240,202 km (0.07 R)
• M11: 4,639,778 km (0.065 R)
• M12: 4,986,845 km (0.098 R)
• M13: 5,767,447 km (0.107 R)

Planet 2 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.8

Radius: 6.5

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.99 AU - 8.35 AU

Year: 14848 Days

Day: 16.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,628,764 km

• M1: 81,531 km (0.101 R)
• M2: 628,461 km (0.1 R)
• M3: 1,508,246 km (0.071 R)
• M4: 1,911,562 km (0.099 R)
• M5: 2,530,298 km (0.064 R)
• M6: 3,300,129 km (0.063 R)
• M7: 3,642,858 km (0.12 R)
• M8: 5,761,912 km (0.116 R)
• M9: 6,064,847 km (0.089 R)
• M10: 9,812,274 km (0.118 R)
• M11: 16,850,854 km (0.069 R)
• M12: 19,004,465 km (0.107 R)
• M13: 21,605,224 km (0.053 R)
• M14: 23,946,281 km (0.105 R)
• M15: 26,039,305 km (0.056 R)
• M16: 31,159,142 km (0.115 R)
• M17: 33,164,950 km (0.114 R)
• M18: 34,384,173 km (0.096 R)
• M19: 35,632,866 km (0.093 R)
• M20: 45,977,858 km (0.103 R)
• M21: 53,717,753 km (0.114 R)
• M22: 54,553,108 km (0.092 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.7

Radius: 4.8

Gravity: 30.46 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.33 AU - 10.77 AU

Year: 20257 Days

Day: 24.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,628,764 km

• M1: 59,690 km (0.083 R)
• M2: 341,981 km (0.12 R)
• M3: 518,057 km (0.102 R)
• M4: 1,449,903 km (0.113 R)
• M5: 2,146,729 km (0.116 R)
• M6: 2,498,883 km (0.119 R)
• M7: 4,539,996 km (0.086 R)
• M8: 4,823,634 km (0.094 R)
• M9: 5,868,874 km (0.116 R)
• M10: 6,335,021 km (0.086 R)
• M11: 6,599,510 km (0.077 R)
• M12: 7,881,863 km (0.119 R)
• M13: 10,253,288 km (0.092 R)
• M14: 12,163,952 km (0.11 R)
• M15: 15,063,758 km (0.075 R)
• M16: 16,756,308 km (0.097 R)
• M17: 18,127,971 km (0.082 R)
• M18: 19,480,186 km (0.051 R)
• M19: 20,995,313 km (0.086 R)
• M20: 21,583,233 km (0.052 R)
• M21: 22,282,752 km (0.113 R)
• M22: 25,013,961 km (0.108 R)
• M23: 27,492,648 km (0.063 R)
• M24: 29,516,557 km (0.117 R)
• M25: 31,003,710 km (0.114 R)
• M26: 34,126,117 km (0.06 R)
• M27: 37,451,977 km (0.085 R)
• M28: 39,340,650 km (0.1 R)
• M29: 40,987,573 km (0.049 R)
• M30: 42,679,824 km (0.055 R)
• M31: 44,258,231 km (0.107 R)
• M32: 46,698,023 km (0.077 R)
• M33: 49,054,787 km (0.114 R)
• M34: 49,226,077 km (0.111 R)
• M35: 49,915,424 km (0.073 R)
• M36: 57,926,689 km (0.119 R)
• M37: 58,118,025 km (0.102 R)
• M38: 59,859,793 km (0.078 R)
• M39: 63,854,056 km (0.059 R)
• M40: 75,290,215 km (0.034 R)
• M41: 76,434,788 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.7

Radius: 4.5

Gravity: 39.05 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 10.44 AU - 11.44 AU

Year: 23007 Days

Day: 22.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,628,764 km

• M1: 56,099 km (0.08 R)
• M2: 222,901 km (0.05 R)
• M3: 407,953 km (0.062 R)
• M4: 685,457 km (0.119 R)
• M5: 855,401 km (0.104 R)
• M6: 2,147,926 km (0.101 R)
• M7: 3,146,193 km (0.085 R)
• M8: 4,527,879 km (0.112 R)
• M9: 5,873,362 km (0.074 R)
• M10: 9,382,180 km (0.083 R)
• M11: 9,620,190 km (0.109 R)
• M12: 10,741,875 km (0.118 R)
• M13: 12,087,358 km (0.049 R)
• M14: 18,225,060 km (0.117 R)
• M15: 19,544,812 km (0.109 R)
• M16: 37,297,143 km (0.105 R)
• M17: 38,498,264 km (0.058 R)
• M18: 47,637,647 km (0.073 R)
• M19: 69,365,690 km (0.118 R)
• M20: 70,723,291 km (0.098 R)
• M21: 78,751,760 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 13,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit