🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.8

Radius: 14

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.24 AU - 3.36 AU

Year: 2979 Days

Day: 10.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,317,486 km

• M1: 174,581 km (0.114 R)
• M2: 663,467 km (0.119 R)
• M3: 1,311,225 km (0.097 R)
• M4: 2,066,246 km (0.094 R)
• M5: 2,601,058 km (0.103 R)
• M6: 3,066,158 km (0.105 R)
• M7: 4,429,144 km (0.05 R)
• M8: 5,590,024 km (0.086 R)
• M9: 7,086,002 km (0.109 R)
• M10: 8,222,497 km (0.101 R)
• M11: 9,169,153 km (0.064 R)
• M12: 11,008,758 km (0.092 R)
• M13: 11,954,964 km (0.106 R)
• M14: 12,869,306 km (0.094 R)
• M15: 13,785,145 km (0.11 R)
• M16: 16,140,713 km (0.11 R)
• M17: 17,361,730 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.3

Radius: 11.4

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.11 AU - 4.45 AU

Year: 5630 Days

Day: 8.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,317,486 km

• M1: 141,819 km (0.105 R)
• M2: 686,804 km (0.076 R)
• M3: 1,303,147 km (0.114 R)
• M4: 1,892,563 km (0.096 R)
• M5: 2,992,705 km (0.08 R)
• M6: 4,283,885 km (0.054 R)
• M7: 4,677,477 km (0.105 R)
• M8: 5,623,384 km (0.097 R)
• M9: 6,126,781 km (0.118 R)
• M10: 6,500,027 km (0.093 R)
• M11: 7,606,005 km (0.095 R)
• M12: 9,149,705 km (0.102 R)
• M13: 9,889,766 km (0.106 R)
• M14: 10,536,627 km (0.101 R)
• M15: 13,306,132 km (0.074 R)
• M16: 16,528,620 km (0.114 R)
• M17: 16,889,300 km (0.092 R)
• M18: 19,966,080 km (0.115 R)
• M19: 20,929,640 km (0.111 R)
• M20: 21,636,639 km (0.105 R)
• M21: 23,777,235 km (0.037 R)
• M22: 24,314,441 km (0.075 R)
• M23: 26,299,156 km (0.079 R)
• M24: 27,289,195 km (0.043 R)
• M25: 27,878,162 km (0.11 R)

Planet 3 - Ice Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.1

Radius: 4.5

Gravity: 34.97 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.53 AU - 12.83 AU

Year: 23768 Days

Day: 16.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,317,486 km

• M1: 55,950 km (0.097 R)
• M2: 602,131 km (0.118 R)
• M3: 810,072 km (0.042 R)
• M4: 1,869,525 km (0.05 R)
• M5: 2,095,118 km (0.049 R)
• M6: 2,248,007 km (0.106 R)
• M7: 2,962,786 km (0.106 R)
• M8: 3,660,062 km (0.075 R)
• M9: 4,390,099 km (0.069 R)
• M10: 4,789,376 km (0.109 R)
• M11: 5,055,660 km (0.046 R)
• M12: 6,446,920 km (0.088 R)
• M13: 7,555,440 km (0.115 R)
• M14: 10,581,955 km (0.098 R)
• M15: 11,701,695 km (0.038 R)
• M16: 13,638,987 km (0.089 R)
• M17: 14,251,740 km (0.108 R)
• M18: 15,123,896 km (0.067 R)
• M19: 16,626,756 km (0.061 R)
• M20: 16,886,608 km (0.096 R)
• M21: 27,299,218 km (0.101 R)
• M22: 27,903,743 km (0.112 R)
• M23: 31,586,842 km (0.115 R)
• M24: 33,064,570 km (0.038 R)
• M25: 37,922,761 km (0.08 R)
• M26: 38,072,359 km (0.074 R)
• M27: 43,072,668 km (0.074 R)
• M28: 43,891,417 km (0.088 R)
• M29: 48,493,197 km (0.103 R)
• M30: 50,819,145 km (0.115 R)
• M31: 51,366,374 km (0.096 R)
• M32: 52,844,550 km (0.12 R)
• M33: 64,846,039 km (0.076 R)
• M34: 78,298,478 km (0.113 R)
• M35: 82,996,899 km (0.087 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 16,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit