🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.68 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.7

Radius: 12.7

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.18 AU - 3.54 AU

Year: 4040 Days

Day: 13.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,555,298 km

• M1: 157,975 km (0.05 R)
• M2: 917,334 km (0.115 R)
• M3: 1,898,247 km (0.03 R)
• M4: 2,692,163 km (0.074 R)
• M5: 3,127,044 km (0.065 R)
• M6: 4,335,645 km (0.098 R)
• M7: 4,829,917 km (0.105 R)
• M8: 5,932,304 km (0.088 R)
• M9: 6,543,261 km (0.085 R)
• M10: 7,195,807 km (0.106 R)
• M11: 7,891,288 km (0.071 R)
• M12: 9,484,655 km (0.12 R)
• M13: 10,072,425 km (0.094 R)
• M14: 11,131,129 km (0.04 R)
• M15: 14,257,724 km (0.057 R)
• M16: 15,877,720 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.1

Radius: 11.9

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.12 AU - 4.3 AU

Year: 5667 Days

Day: 9.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,555,298 km

• M1: 148,102 km (0.061 R)
• M2: 547,977 km (0.106 R)
• M3: 980,315 km (0.111 R)
• M4: 1,368,821 km (0.119 R)
• M5: 2,030,641 km (0.057 R)
• M6: 2,567,698 km (0.096 R)
• M7: 3,580,775 km (0.096 R)
• M8: 4,462,205 km (0.075 R)
• M9: 5,067,329 km (0.1 R)
• M10: 6,382,743 km (0.06 R)
• M11: 7,216,452 km (0.103 R)
• M12: 8,403,511 km (0.12 R)
• M13: 10,237,581 km (0.096 R)
• M14: 10,947,123 km (0.119 R)
• M15: 11,423,443 km (0.081 R)
• M16: 11,913,675 km (0.065 R)
• M17: 13,765,697 km (0.111 R)
• M18: 14,475,240 km (0.117 R)
• M19: 15,639,261 km (0.064 R)
• M20: 17,500,857 km (0.083 R)
• M21: 20,014,101 km (0.057 R)
• M22: 21,123,668 km (0.081 R)
• M23: 24,772,061 km (0.076 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.1

Radius: 5.4

Gravity: 23.77 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.51 AU - 7.97 AU

Year: 11479 Days

Day: 18.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,555,298 km

• M1: 67,169 km (0.089 R)
• M2: 379,530 km (0.051 R)
• M3: 548,127 km (0.118 R)
• M4: 777,460 km (0.112 R)
• M5: 1,162,974 km (0.062 R)
• M6: 1,433,596 km (0.047 R)
• M7: 3,464,537 km (0.06 R)
• M8: 4,055,000 km (0.075 R)
• M9: 4,256,209 km (0.097 R)
• M10: 5,642,832 km (0.112 R)
• M11: 6,040,912 km (0.105 R)
• M12: 7,180,399 km (0.078 R)
• M13: 11,504,824 km (0.05 R)
• M14: 12,026,472 km (0.109 R)
• M15: 12,992,425 km (0.117 R)
• M16: 15,146,036 km (0.106 R)
• M17: 16,780,692 km (0.097 R)
• M18: 17,831,169 km (0.081 R)
• M19: 19,245,467 km (0.109 R)
• M20: 19,733,006 km (0.078 R)
• M21: 24,121,161 km (0.1 R)
• M22: 26,143,425 km (0.043 R)
• M23: 26,441,124 km (0.066 R)
• M24: 31,295,725 km (0.115 R)
• M25: 31,969,813 km (0.111 R)
• M26: 34,286,186 km (0.057 R)
• M27: 37,840,333 km (0.091 R)
• M28: 41,902,962 km (0.056 R)
• M29: 44,531,397 km (0.11 R)
• M30: 46,391,796 km (0.051 R)
• M31: 49,961,201 km (0.104 R)
• M32: 51,969,103 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.6

Radius: 6.7

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.62 AU - 9.42 AU

Year: 17771 Days

Day: 24.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,555,298 km

• M1: 83,476 km (0.116 R)
• M2: 338,390 km (0.1 R)
• M3: 561,291 km (0.083 R)
• M4: 949,797 km (0.116 R)
• M5: 1,332,618 km (0.078 R)
• M6: 1,814,323 km (0.095 R)
• M7: 2,427,076 km (0.04 R)
• M8: 2,828,148 km (0.084 R)
• M9: 4,955,729 km (0.05 R)
• M10: 5,307,882 km (0.106 R)
• M11: 5,905,825 km (0.075 R)
• M12: 6,465,022 km (0.055 R)
• M13: 6,842,906 km (0.072 R)
• M14: 7,235,301 km (0.113 R)
• M15: 7,969,827 km (0.098 R)
• M16: 8,453,476 km (0.097 R)
• M17: 9,267,887 km (0.111 R)
• M18: 10,701,184 km (0.077 R)
• M19: 15,283,816 km (0.096 R)
• M20: 17,036,056 km (0.055 R)
• M21: 22,609,175 km (0.112 R)
• M22: 26,540,457 km (0.025 R)
• M23: 27,726,619 km (0.118 R)
• M24: 34,696,982 km (0.087 R)
• M25: 36,244,722 km (0.028 R)
• M26: 37,035,646 km (0.106 R)
• M27: 39,200,776 km (0.111 R)
• M28: 40,174,059 km (0.098 R)
• M29: 45,283,126 km (0.115 R)
• M30: 46,354,396 km (0.115 R)
• M31: 52,466,367 km (0.106 R)
• M32: 53,647,891 km (0.112 R)
• M33: 56,063,896 km (0.043 R)
• M34: 60,189,207 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 14,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit