🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.3

Radius: 12.1

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.07 AU - 1.73 AU

Year: 1087 Days

Day: 6.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,054,056 km

• M1: 152,291 km (0.073 R)
• M2: 660,175 km (0.097 R)
• M3: 1,134,401 km (0.107 R)
• M4: 1,904,680 km (0.046 R)
• M5: 3,057,930 km (0.047 R)
• M6: 3,576,586 km (0.098 R)
• M7: 7,610,343 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.9

Radius: 8.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.58 AU - 3.58 AU

Year: 3546 Days

Day: 13.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,054,056 km

• M1: 110,852 km (0.071 R)
• M2: 448,943 km (0.113 R)
• M3: 946,057 km (0.106 R)
• M4: 1,565,841 km (0.042 R)
• M5: 2,115,015 km (0.11 R)
• M6: 2,585,799 km (0.079 R)
• M7: 3,959,108 km (0.103 R)
• M8: 4,572,010 km (0.111 R)
• M9: 4,890,504 km (0.119 R)
• M10: 5,178,480 km (0.061 R)
• M11: 5,986,009 km (0.047 R)
• M12: 6,712,157 km (0.083 R)
• M13: 7,641,908 km (0.107 R)
• M14: 8,091,749 km (0.098 R)
• M15: 8,815,952 km (0.072 R)
• M16: 9,755,128 km (0.06 R)
• M17: 12,069,855 km (0.116 R)
• M18: 12,433,977 km (0.117 R)
• M19: 15,051,042 km (0.091 R)
• M20: 15,854,682 km (0.065 R)
• M21: 16,340,575 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.9

Radius: 13.1

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.97 AU - 3.31 AU

Year: 3650 Days

Day: 10.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,054,056 km

• M1: 163,062 km (0.064 R)
• M2: 675,434 km (0.112 R)
• M3: 1,104,032 km (0.077 R)
• M4: 1,622,838 km (0.078 R)
• M5: 2,751,703 km (0.118 R)
• M6: 3,204,686 km (0.079 R)
• M7: 4,263,091 km (0.106 R)
• M8: 4,993,128 km (0.113 R)
• M9: 6,615,218 km (0.101 R)
• M10: 7,032,596 km (0.106 R)
• M11: 8,154,131 km (0.103 R)
• M12: 8,599,783 km (0.114 R)
• M13: 10,230,998 km (0.106 R)
• M14: 10,669,320 km (0.107 R)
• M15: 11,078,620 km (0.108 R)
• M16: 11,541,027 km (0.11 R)
• M17: 12,459,558 km (0.098 R)
• M18: 13,711,542 km (0.078 R)
• M19: 14,343,444 km (0.115 R)
• M20: 16,573,200 km (0.118 R)
• M21: 19,084,948 km (0.065 R)
• M22: 19,689,473 km (0.114 R)

Asteroid Belt

Center: 5.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609

Radius: 4.2

Gravity: 34.52 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.56 AU - 8.62 AU

Year: 15095 Days

Day: 17.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,054,056 km

• M1: 52,958 km (0.099 R)
• M2: 589,715 km (0.073 R)
• M3: 1,440,328 km (0.098 R)
• M4: 1,788,443 km (0.078 R)
• M5: 2,094,221 km (0.09 R)
• M6: 2,974,754 km (0.093 R)
• M7: 3,988,878 km (0.119 R)
• M8: 5,214,234 km (0.112 R)
• M9: 7,718,203 km (0.095 R)
• M10: 7,949,631 km (0.117 R)
• M11: 8,523,638 km (0.092 R)
• M12: 10,411,713 km (0.114 R)
• M13: 13,874,455 km (0.102 R)
• M14: 15,060,616 km (0.109 R)
• M15: 15,204,529 km (0.105 R)
• M16: 21,558,100 km (0.118 R)
• M17: 33,586,218 km (0.07 R)
• M18: 35,458,136 km (0.094 R)
• M19: 36,225,872 km (0.083 R)
• M20: 41,347,954 km (0.047 R)
• M21: 43,350,321 km (0.077 R)
• M22: 47,085,182 km (0.068 R)
• M23: 52,666,230 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.1

Radius: 3.2

Gravity: 38.29 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.22 AU - 9.48 AU

Year: 15828 Days

Day: 22.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,054,056 km

• M1: 39,943 km (0.097 R)
• M2: 161,267 km (0.063 R)
• M3: 422,165 km (0.092 R)
• M4: 599,439 km (0.067 R)
• M5: 714,330 km (0.04 R)
• M6: 853,755 km (0.045 R)
• M7: 1,126,771 km (0.083 R)
• M8: 1,498,223 km (0.084 R)
• M9: 1,633,459 km (0.086 R)
• M10: 2,088,685 km (0.085 R)
• M11: 3,343,512 km (0.036 R)
• M12: 3,575,090 km (0.082 R)
• M13: 3,789,763 km (0.12 R)
• M14: 5,195,085 km (0.086 R)
• M15: 6,240,176 km (0.102 R)
• M16: 8,735,468 km (0.078 R)
• M17: 9,174,239 km (0.079 R)
• M18: 16,504,535 km (0.116 R)
• M19: 16,725,640 km (0.101 R)
• M20: 18,016,371 km (0.091 R)
• M21: 19,700,693 km (0.118 R)
• M22: 20,200,500 km (0.112 R)
• M23: 22,826,989 km (0.119 R)
• M24: 23,471,008 km (0.116 R)
• M25: 24,603,165 km (0.091 R)
• M26: 28,111,983 km (0.097 R)
• M27: 29,172,482 km (0.075 R)
• M28: 29,604,072 km (0.065 R)
• M29: 30,259,461 km (0.107 R)
• M30: 32,513,751 km (0.102 R)
• M31: 38,246,640 km (0.118 R)
• M32: 38,893,502 km (0.045 R)
• M33: 39,023,801 km (0.106 R)
• M34: 40,609,389 km (0.116 R)
• M35: 43,767,400 km (0.052 R)
• M36: 46,058,342 km (0.096 R)
• M37: 48,729,861 km (0.065 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 17,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit