🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.9

Radius: 10.2

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.63 AU - 0.75 AU

Year: 370 Days

Day: 8.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,954,508 km

• M1: 126,859 km (0.077 R)
• M2: 508,782 km (0.077 R)
• M3: 891,005 km (0.093 R)
• M4: 1,276,818 km (0.044 R)
• M5: 1,723,816 km (0.084 R)
• M6: 3,524,077 km (0.08 R)

Asteroid Belt

Center: 3.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.5

Radius: 12.3

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.82 AU - 6.42 AU

Year: 8602 Days

Day: 13.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,954,508 km

• M1: 153,039 km (0.076 R)
• M2: 734,675 km (0.119 R)
• M3: 1,150,557 km (0.05 R)
• M4: 1,603,540 km (0.082 R)
• M5: 3,033,994 km (0.074 R)
• M6: 3,477,552 km (0.04 R)
• M7: 4,152,538 km (0.106 R)
• M8: 5,270,931 km (0.12 R)
• M9: 5,675,594 km (0.118 R)
• M10: 6,226,413 km (0.112 R)
• M11: 7,329,248 km (0.062 R)
• M12: 7,797,789 km (0.076 R)
• M13: 10,182,080 km (0.113 R)
• M14: 10,997,239 km (0.118 R)
• M15: 13,331,564 km (0.054 R)
• M16: 14,418,692 km (0.059 R)
• M17: 15,041,318 km (0.119 R)
• M18: 16,954,974 km (0.091 R)
• M19: 19,913,721 km (0.091 R)
• M20: 21,993,430 km (0.066 R)
• M21: 23,355,070 km (0.067 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.5

Radius: 6.7

Gravity: 21.78 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.96 AU - 10.48 AU

Year: 16626 Days

Day: 17.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,954,508 km

• M1: 84,224 km (0.097 R)
• M2: 295,456 km (0.061 R)
• M3: 652,995 km (0.099 R)
• M4: 933,640 km (0.112 R)
• M5: 1,155,494 km (0.085 R)
• M6: 1,761,964 km (0.119 R)
• M7: 2,902,049 km (0.11 R)
• M8: 3,189,875 km (0.117 R)
• M9: 3,853,492 km (0.071 R)
• M10: 5,569,080 km (0.105 R)
• M11: 7,023,171 km (0.105 R)
• M12: 7,399,111 km (0.11 R)
• M13: 8,607,712 km (0.046 R)
• M14: 9,259,061 km (0.048 R)
• M15: 11,282,671 km (0.047 R)
• M16: 12,465,243 km (0.11 R)
• M17: 12,946,649 km (0.092 R)
• M18: 14,691,857 km (0.091 R)
• M19: 15,938,905 km (0.097 R)
• M20: 16,506,180 km (0.104 R)
• M21: 17,939,477 km (0.109 R)
• M22: 19,637,563 km (0.113 R)
• M23: 21,051,861 km (0.104 R)
• M24: 34,352,757 km (0.086 R)
• M25: 45,566,614 km (0.097 R)
• M26: 46,216,317 km (0.111 R)
• M27: 46,707,746 km (0.08 R)
• M28: 49,046,859 km (0.081 R)
• M29: 51,462,864 km (0.046 R)
• M30: 52,167,620 km (0.068 R)
• M31: 58,801,238 km (0.096 R)
• M32: 59,571,368 km (0.038 R)
• M33: 68,278,862 km (0.115 R)
• M34: 69,557,475 km (0.08 R)
• M35: 70,851,945 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.5

Radius: 6.8

Gravity: 16.17 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.48 AU - 11.48 AU

Year: 20357 Days

Day: 17.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,954,508 km

• M1: 84,523 km (0.087 R)
• M2: 311,313 km (0.061 R)
• M3: 627,713 km (0.054 R)
• M4: 1,010,683 km (0.118 R)
• M5: 2,535,983 km (0.066 R)
• M6: 5,228,446 km (0.107 R)
• M7: 6,557,323 km (0.111 R)
• M8: 7,892,634 km (0.088 R)
• M9: 9,805,093 km (0.068 R)
• M10: 12,622,021 km (0.109 R)
• M11: 16,346,559 km (0.075 R)
• M12: 19,601,809 km (0.042 R)
• M13: 19,883,352 km (0.081 R)
• M14: 23,580,664 km (0.091 R)
• M15: 34,296,957 km (0.046 R)
• M16: 37,084,714 km (0.081 R)
• M17: 42,008,578 km (0.055 R)
• M18: 45,032,400 km (0.104 R)
• M19: 46,847,620 km (0.118 R)
• M20: 66,060,625 km (0.114 R)
• M21: 68,401,532 km (0.094 R)
• M22: 69,483,573 km (0.102 R)
• M23: 74,608,497 km (0.104 R)
• M24: 75,524,784 km (0.089 R)
• M25: 76,680,577 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.3

Radius: 5.6

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.56 AU - 10.84 AU

Year: 21034 Days

Day: 18.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,954,508 km

• M1: 69,713 km (0.051 R)
• M2: 247,136 km (0.113 R)
• M3: 446,998 km (0.101 R)
• M4: 861,684 km (0.088 R)
• M5: 1,109,567 km (0.077 R)
• M6: 1,489,845 km (0.104 R)
• M7: 1,686,566 km (0.093 R)
• M8: 2,404,636 km (0.09 R)
• M9: 2,655,362 km (0.08 R)
• M10: 3,540,084 km (0.082 R)
• M11: 4,006,381 km (0.108 R)
• M12: 4,209,983 km (0.058 R)
• M13: 4,797,753 km (0.026 R)
• M14: 5,908,817 km (0.062 R)
• M15: 6,445,275 km (0.083 R)
• M16: 8,484,144 km (0.046 R)
• M17: 8,869,508 km (0.103 R)
• M18: 11,782,179 km (0.087 R)
• M19: 13,582,888 km (0.117 R)
• M20: 14,244,111 km (0.057 R)
• M21: 14,514,434 km (0.104 R)
• M22: 14,788,348 km (0.058 R)
• M23: 20,755,209 km (0.101 R)
• M24: 23,740,434 km (0.113 R)
• M25: 25,483,698 km (0.096 R)
• M26: 33,668,198 km (0.055 R)
• M27: 40,403,692 km (0.113 R)
• M28: 41,629,946 km (0.104 R)
• M29: 47,081,741 km (0.032 R)
• M30: 49,822,673 km (0.098 R)
• M31: 51,232,184 km (0.055 R)
• M32: 52,829,142 km (0.099 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: 352 - 17,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit