🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.9

Radius: 14.9

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.05 AU - 1.27 AU

Year: 794 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,035,947 km

• M1: 207,043 km (0.111 R)
• M2: 673,639 km (0.11 R)
• M3: 1,141,731 km (0.115 R)
• M4: 2,119,203 km (0.111 R)
• M5: 2,755,144 km (0.043 R)
• M6: 4,445,750 km (0.112 R)
• M7: 5,216,777 km (0.116 R)
• M8: 5,843,742 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.9

Radius: 14.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.54 AU - 2.32 AU

Year: 1705 Days

Day: 6.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,035,947 km

• M1: 175,329 km (0.078 R)
• M2: 670,498 km (0.116 R)
• M3: 1,451,399 km (0.094 R)
• M4: 2,074,174 km (0.119 R)
• M5: 2,702,635 km (0.111 R)
• M6: 4,119,626 km (0.109 R)
• M7: 5,489,793 km (0.068 R)
• M8: 6,188,864 km (0.096 R)
• M9: 7,765,476 km (0.084 R)
• M10: 9,626,773 km (0.044 R)
• M11: 11,386,642 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.9

Radius: 13

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.96 AU - 5.18 AU

Year: 7258 Days

Day: 9.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,035,947 km

• M1: 163,361 km (0.102 R)
• M2: 617,390 km (0.101 R)
• M3: 1,108,520 km (0.042 R)
• M4: 2,515,339 km (0.04 R)
• M5: 2,945,732 km (0.085 R)
• M6: 3,613,237 km (0.078 R)
• M7: 5,038,456 km (0.116 R)
• M8: 5,828,632 km (0.07 R)
• M9: 6,271,442 km (0.054 R)
• M10: 6,773,343 km (0.026 R)
• M11: 7,379,813 km (0.106 R)
• M12: 9,055,608 km (0.109 R)
• M13: 12,190,431 km (0.06 R)
• M14: 13,089,514 km (0.117 R)
• M15: 17,761,456 km (0.101 R)
• M16: 19,891,730 km (0.088 R)
• M17: 22,105,479 km (0.11 R)
• M18: 22,934,550 km (0.107 R)
• M19: 23,870,285 km (0.095 R)
• M20: 31,147,473 km (0.114 R)
• M21: 33,147,148 km (0.111 R)
• M22: 38,340,588 km (0.071 R)
• M23: 41,503,685 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.8

Radius: 4.9

Gravity: 39.77 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.14 AU - 6.82 AU

Year: 10488 Days

Day: 20 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,035,947 km

• M1: 61,036 km (0.077 R)
• M2: 219,011 km (0.113 R)
• M3: 955,033 km (0.076 R)
• M4: 1,612,067 km (0.104 R)
• M5: 1,887,177 km (0.104 R)
• M6: 2,367,685 km (0.033 R)
• M7: 2,615,420 km (0.098 R)
• M8: 3,114,478 km (0.069 R)
• M9: 4,420,019 km (0.113 R)
• M10: 5,470,046 km (0.11 R)
• M11: 6,053,029 km (0.049 R)
• M12: 7,514,750 km (0.118 R)
• M13: 8,280,541 km (0.063 R)
• M14: 8,803,087 km (0.064 R)
• M15: 9,756,923 km (0.098 R)
• M16: 9,913,552 km (0.098 R)
• M17: 11,342,511 km (0.09 R)
• M18: 15,575,831 km (0.081 R)
• M19: 18,675,499 km (0.107 R)
• M20: 19,324,754 km (0.099 R)
• M21: 39,245,954 km (0.108 R)
• M22: 43,899,645 km (0.086 R)
• M23: 48,451,609 km (0.101 R)
• M24: 53,469,869 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.2

Radius: 7.4

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.33 AU - 12.67 AU

Year: 24796 Days

Day: 23.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,035,947 km

• M1: 98,136 km (0.063 R)
• M2: 394,938 km (0.076 R)
• M3: 634,445 km (0.109 R)
• M4: 1,036,863 km (0.066 R)
• M5: 1,341,893 km (0.11 R)
• M6: 2,887,089 km (0.084 R)
• M7: 3,771,512 km (0.114 R)
• M8: 4,536,406 km (0.112 R)
• M9: 4,899,480 km (0.117 R)
• M10: 5,281,852 km (0.106 R)
• M11: 5,683,971 km (0.085 R)
• M12: 6,020,267 km (0.03 R)
• M13: 7,014,046 km (0.12 R)
• M14: 9,910,111 km (0.08 R)
• M15: 11,030,001 km (0.088 R)
• M16: 13,592,911 km (0.054 R)
• M17: 15,291,595 km (0.105 R)
• M18: 15,696,407 km (0.072 R)
• M19: 16,025,522 km (0.109 R)
• M20: 17,040,544 km (0.11 R)
• M21: 20,537,095 km (0.07 R)
• M22: 22,870,522 km (0.099 R)
• M23: 26,985,960 km (0.085 R)
• M24: 29,403,910 km (0.11 R)
• M25: 39,604,839 km (0.077 R)
• M26: 42,241,652 km (0.058 R)
• M27: 57,975,608 km (0.071 R)
• M28: 67,239,905 km (0.097 R)
• M29: 73,475,443 km (0.09 R)
• M30: 75,325,370 km (0.101 R)
• M31: 75,792,714 km (0.095 R)
• M32: 78,637,168 km (0.115 R)
• M33: 78,877,273 km (0.106 R)
• M34: 83,035,944 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 18,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit