🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.8

Radius: 9.7

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.11 AU - 1.19 AU

Year: 822 Days

Day: 12.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,536,760 km

• M1: 120,576 km (0.102 R)
• M2: 864,975 km (0.113 R)
• M3: 2,610,184 km (0.09 R)
• M4: 3,518,243 km (0.088 R)
• M5: 4,347,314 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.8

Radius: 13.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.14 AU - 1.6 AU

Year: 1069 Days

Day: 14.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,536,760 km

• M1: 171,738 km (0.095 R)
• M2: 968,048 km (0.08 R)
• M3: 1,573,321 km (0.114 R)
• M4: 2,197,742 km (0.104 R)
• M5: 3,965,391 km (0.088 R)
• M6: 4,773,967 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.3

Radius: 13.3

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.63 AU - 1.93 AU

Year: 1584 Days

Day: 6.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,536,760 km

• M1: 165,605 km (0.075 R)
• M2: 648,357 km (0.063 R)
• M3: 1,220,270 km (0.071 R)
• M4: 1,734,288 km (0.102 R)
• M5: 2,160,044 km (0.069 R)
• M6: 2,739,735 km (0.066 R)
• M7: 3,198,253 km (0.09 R)
• M8: 4,177,521 km (0.027 R)
• M9: 4,605,670 km (0.081 R)
• M10: 5,759,817 km (0.053 R)
• M11: 6,367,334 km (0.098 R)
• M12: 6,990,559 km (0.04 R)
• M13: 7,768,917 km (0.048 R)
• M14: 8,239,103 km (0.044 R)
• M15: 9,075,804 km (0.094 R)
• M16: 10,278,720 km (0.063 R)
• M17: 11,174,662 km (0.107 R)
• M18: 11,890,039 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.7

Radius: 13.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.17 AU - 2.53 AU

Year: 2402 Days

Day: 9.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,536,760 km

• M1: 171,140 km (0.028 R)
• M2: 633,697 km (0.115 R)
• M3: 1,070,971 km (0.082 R)
• M4: 1,713,045 km (0.11 R)
• M5: 2,277,179 km (0.036 R)
• M6: 3,236,400 km (0.038 R)
• M7: 3,669,187 km (0.119 R)
• M8: 4,188,591 km (0.11 R)
• M9: 4,880,331 km (0.099 R)
• M10: 6,091,177 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.8

Radius: 9.9

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.18 AU - 5.4 AU

Year: 8114 Days

Day: 13.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,536,760 km

• M1: 123,119 km (0.106 R)
• M2: 537,804 km (0.083 R)
• M3: 895,044 km (0.085 R)
• M4: 1,311,525 km (0.1 R)
• M5: 2,371,276 km (0.084 R)
• M6: 3,142,303 km (0.063 R)
• M7: 3,806,069 km (0.087 R)
• M8: 4,723,104 km (0.116 R)
• M9: 7,653,577 km (0.069 R)
• M10: 15,833,588 km (0.081 R)
• M11: 20,006,621 km (0.103 R)
• M12: 20,816,544 km (0.105 R)
• M13: 23,377,809 km (0.088 R)
• M14: 25,624,170 km (0.093 R)
• M15: 31,417,946 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 10

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.62 AU - 6.6 AU

Year: 8861 Days

Day: 11.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,536,760 km

• M1: 124,914 km (0.049 R)
• M2: 585,227 km (0.094 R)
• M3: 901,926 km (0.113 R)
• M4: 1,467,854 km (0.104 R)
• M5: 1,880,296 km (0.097 R)
• M6: 2,686,030 km (0.033 R)
• M7: 3,261,533 km (0.119 R)
• M8: 3,863,963 km (0.051 R)
• M9: 4,811,666 km (0.061 R)
• M10: 5,127,617 km (0.111 R)
• M11: 5,871,866 km (0.105 R)
• M12: 7,325,060 km (0.086 R)
• M13: 8,585,422 km (0.11 R)
• M14: 9,535,219 km (0.054 R)
• M15: 10,712,404 km (0.04 R)
• M16: 11,143,845 km (0.089 R)
• M17: 15,564,761 km (0.093 R)
• M18: 16,259,194 km (0.095 R)
• M19: 16,973,973 km (0.114 R)
• M20: 19,244,719 km (0.117 R)
• M21: 23,467,418 km (0.052 R)
• M22: 25,890,006 km (0.099 R)
• M23: 26,963,371 km (0.12 R)
• M24: 28,167,933 km (0.084 R)
• M25: 29,198,812 km (0.119 R)
• M26: 30,900,338 km (0.107 R)
• M27: 34,035,460 km (0.032 R)
• M28: 44,980,789 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.1

Radius: 8

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.85 AU - 9.97 AU

Year: 16264 Days

Day: 17.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,536,760 km

• M1: 100,380 km (0.031 R)
• M2: 581,786 km (0.091 R)
• M3: 1,085,482 km (0.119 R)
• M4: 1,444,667 km (0.096 R)
• M5: 4,590,111 km (0.091 R)
• M6: 5,234,280 km (0.066 R)
• M7: 7,258,339 km (0.048 R)
• M8: 7,565,164 km (0.096 R)
• M9: 8,059,585 km (0.062 R)
• M10: 8,995,769 km (0.104 R)
• M11: 11,720,993 km (0.105 R)
• M12: 14,465,815 km (0.116 R)
• M13: 19,968,174 km (0.051 R)
• M14: 24,072,093 km (0.081 R)
• M15: 26,320,549 km (0.055 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 17,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit