🌌 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: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.5

Radius: 13

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.54 AU - 0.78 AU

Year: 364 Days

Day: 5.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,934,575 km

• M1: 162,164 km (0.075 R)
• M2: 591,660 km (0.101 R)
• M3: 1,033,871 km (0.098 R)
• M4: 1,528,441 km (0.058 R)
• M5: 1,942,977 km (0.077 R)
• M6: 2,470,160 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.4

Radius: 14.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.8 AU - 1.96 AU

Year: 1748 Days

Day: 5.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,934,575 km

• M1: 179,069 km (0.116 R)
• M2: 649,255 km (0.03 R)
• M3: 1,422,227 km (0.105 R)
• M4: 1,870,572 km (0.12 R)
• M5: 3,433,870 km (0.048 R)
• M6: 4,665,359 km (0.053 R)
• M7: 5,488,596 km (0.104 R)
• M8: 7,424,991 km (0.085 R)
• M9: 9,909,363 km (0.085 R)
• M10: 11,201,739 km (0.087 R)
• M11: 12,566,221 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.8

Radius: 14.7

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.63 AU - 2.17 AU

Year: 1776 Days

Day: 6.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,934,575 km

• M1: 182,809 km (0.097 R)
• M2: 648,058 km (0.112 R)
• M3: 1,305,092 km (0.077 R)
• M4: 1,832,275 km (0.096 R)
• M5: 2,515,039 km (0.062 R)
• M6: 2,997,941 km (0.093 R)
• M7: 3,792,456 km (0.109 R)
• M8: 4,486,590 km (0.092 R)
• M9: 5,696,837 km (0.049 R)
• M10: 6,424,780 km (0.052 R)
• M11: 7,671,379 km (0.112 R)
• M12: 8,148,147 km (0.088 R)
• M13: 8,616,538 km (0.108 R)
• M14: 10,673,808 km (0.09 R)
• M15: 11,336,975 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.8

Radius: 13.1

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.69 AU - 2.79 AU

Year: 3076 Days

Day: 13.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,934,575 km

• M1: 162,912 km (0.119 R)
• M2: 636,240 km (0.108 R)
• M3: 1,056,610 km (0.07 R)
• M4: 1,507,049 km (0.106 R)
• M5: 2,032,437 km (0.061 R)
• M6: 2,521,472 km (0.11 R)
• M7: 3,255,698 km (0.086 R)
• M8: 3,827,162 km (0.085 R)
• M9: 4,275,806 km (0.117 R)
• M10: 5,109,366 km (0.111 R)
• M11: 7,503,231 km (0.045 R)
• M12: 8,239,552 km (0.069 R)
• M13: 8,777,206 km (0.087 R)
• M14: 9,823,793 km (0.093 R)
• M15: 10,463,174 km (0.111 R)
• M16: 11,274,144 km (0.088 R)
• M17: 11,750,763 km (0.084 R)
• M18: 12,240,846 km (0.089 R)
• M19: 12,666,302 km (0.067 R)
• M20: 14,254,583 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.7

Radius: 4

Gravity: 57.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.88 AU - 9.38 AU

Year: 14295 Days

Day: 17.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,934,575 km

• M1: 50,115 km (0.078 R)
• M2: 378,931 km (0.114 R)
• M3: 509,381 km (0.055 R)
• M4: 1,071,719 km (0.116 R)
• M5: 2,184,129 km (0.113 R)
• M6: 2,479,585 km (0.069 R)
• M7: 3,022,176 km (0.102 R)
• M8: 3,334,836 km (0.047 R)
• M9: 3,933,377 km (0.117 R)
• M10: 5,718,528 km (0.078 R)
• M11: 7,140,306 km (0.073 R)
• M12: 7,321,769 km (0.076 R)
• M13: 11,816,736 km (0.1 R)
• M14: 14,378,300 km (0.103 R)
• M15: 15,483,828 km (0.032 R)
• M16: 19,138,504 km (0.095 R)
• M17: 32,586,007 km (0.105 R)
• M18: 33,336,838 km (0.088 R)
• M19: 34,872,909 km (0.085 R)
• M20: 37,810,413 km (0.084 R)
• M21: 48,085,992 km (0.12 R)
• M22: 59,145,463 km (0.105 R)

Asteroid Belt

Center: 9.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.2

Radius: 4.4

Gravity: 19.12 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.85 AU - 11.69 AU

Year: 23973 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,934,575 km

• M1: 71,358 km (0.059 R)
• M2: 319,990 km (0.104 R)
• M3: 469,139 km (0.099 R)
• M4: 1,507,947 km (0.101 R)
• M5: 2,136,557 km (0.069 R)
• M6: 2,566,052 km (0.111 R)
• M7: 2,729,264 km (0.108 R)
• M8: 3,050,749 km (0.085 R)
• M9: 3,424,894 km (0.082 R)
• M10: 3,919,464 km (0.045 R)
• M11: 5,966,861 km (0.081 R)
• M12: 6,812,238 km (0.083 R)
• M13: 7,263,575 km (0.116 R)
• M14: 8,026,973 km (0.039 R)
• M15: 12,000,891 km (0.087 R)
• M16: 14,553,030 km (0.083 R)
• M17: 16,709,035 km (0.071 R)
• M18: 17,279,601 km (0.086 R)
• M19: 20,512,411 km (0.078 R)
• M20: 23,412,366 km (0.066 R)
• M21: 23,716,648 km (0.11 R)
• M22: 23,920,999 km (0.105 R)
• M23: 26,028,683 km (0.076 R)
• M24: 27,688,471 km (0.101 R)
• M25: 27,914,963 km (0.095 R)
• M26: 28,833,344 km (0.099 R)
• M27: 30,368,517 km (0.107 R)
• M28: 40,737,595 km (0.079 R)
• M29: 42,216,818 km (0.12 R)
• M30: 43,273,278 km (0.084 R)
• M31: 43,578,458 km (0.094 R)
• M32: 44,502,225 km (0.108 R)
• M33: 48,986,421 km (0.12 R)
• M34: 54,469,333 km (0.052 R)
• M35: 62,461,300 km (0.107 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 10,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit