🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585

Radius: 9.3

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.5 AU - 0.56 AU

Year: 262 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,140,143 km

• M1: 149,299 km (0.045 R)
• M2: 328,816 km (0.07 R)
• M3: 506,838 km (0.119 R)
• M4: 707,748 km (0.116 R)
• M5: 1,035,217 km (0.075 R)
• M6: 1,263,504 km (0.074 R)
• M7: 1,489,247 km (0.095 R)
• M8: 1,670,559 km (0.117 R)
• M9: 2,218,686 km (0.114 R)
• M10: 2,644,591 km (0.027 R)
• M11: 2,915,064 km (0.07 R)
• M12: 3,130,335 km (0.113 R)
• M13: 3,533,502 km (0.061 R)
• M14: 3,778,543 km (0.12 R)
• M15: 3,969,729 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.4

Radius: 10.9

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.41 AU - 0.65 AU

Year: 262 Days

Day: 12.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,140,143 km

• M1: 137,181 km (0.095 R)
• M2: 441,763 km (0.101 R)
• M3: 709,991 km (0.096 R)
• M4: 976,874 km (0.095 R)
• M5: 1,239,568 km (0.079 R)
• M6: 1,472,342 km (0.104 R)
• M7: 1,815,520 km (0.081 R)
• M8: 2,653,417 km (0.059 R)
• M9: 3,267,816 km (0.118 R)
• M10: 3,620,119 km (0.104 R)
• M11: 3,848,854 km (0.05 R)
• M12: 4,093,297 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.3

Radius: 9.9

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.58 AU - 0.82 AU

Year: 397 Days

Day: 13.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,140,143 km

• M1: 123,119 km (0.042 R)
• M2: 362,027 km (0.07 R)
• M3: 599,289 km (0.098 R)
• M4: 874,848 km (0.058 R)
• M5: 1,091,915 km (0.094 R)
• M6: 1,312,123 km (0.078 R)
• M7: 1,502,561 km (0.1 R)
• M8: 1,751,941 km (0.108 R)
• M9: 2,064,899 km (0.026 R)
• M10: 2,293,036 km (0.077 R)
• M11: 2,540,920 km (0.093 R)
• M12: 2,831,140 km (0.074 R)
• M13: 3,038,782 km (0.082 R)
• M14: 3,674,423 km (0.117 R)
• M15: 3,954,769 km (0.109 R)
• M16: 4,281,940 km (0.062 R)
• M17: 4,735,670 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.8

Radius: 13.2

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.69 AU - 2.93 AU

Year: 3195 Days

Day: 7.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,140,143 km

• M1: 180,116 km (0.064 R)
• M2: 795,412 km (0.059 R)
• M3: 1,199,027 km (0.106 R)
• M4: 1,823,448 km (0.103 R)
• M5: 2,182,184 km (0.115 R)
• M6: 2,641,898 km (0.065 R)
• M7: 3,066,008 km (0.115 R)
• M8: 3,360,267 km (0.098 R)
• M9: 4,743,300 km (0.088 R)
• M10: 5,084,383 km (0.104 R)
• M11: 6,151,464 km (0.053 R)
• M12: 6,801,467 km (0.112 R)
• M13: 7,501,436 km (0.116 R)
• M14: 8,425,502 km (0.069 R)
• M15: 9,222,410 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.9

Radius: 14.3

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.55 AU - 3.37 AU

Year: 3454 Days

Day: 13.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,140,143 km

• M1: 178,919 km (0.095 R)
• M2: 525,388 km (0.082 R)
• M3: 980,913 km (0.116 R)
• M4: 1,704,967 km (0.098 R)
• M5: 2,764,718 km (0.099 R)
• M6: 6,078,161 km (0.083 R)
• M7: 7,030,352 km (0.068 R)
• M8: 7,713,266 km (0.054 R)
• M9: 9,461,766 km (0.119 R)
• M10: 10,586,144 km (0.108 R)
• M11: 15,837,777 km (0.113 R)
• M12: 17,562,640 km (0.093 R)
• M13: 19,130,426 km (0.112 R)
• M14: 20,044,768 km (0.081 R)
• M15: 20,637,774 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.7

Radius: 14

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.34 AU - 3.44 AU

Year: 4233 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 66.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,140,143 km

• M1: 174,730 km (0.118 R)
• M2: 528,978 km (0.086 R)
• M3: 898,335 km (0.119 R)
• M4: 1,275,771 km (0.036 R)
• M5: 1,650,364 km (0.07 R)
• M6: 1,964,220 km (0.053 R)
• M7: 3,591,246 km (0.085 R)
• M8: 5,132,703 km (0.109 R)
• M9: 6,148,472 km (0.09 R)
• M10: 6,643,791 km (0.12 R)
• M11: 7,059,075 km (0.062 R)
• M12: 8,600,681 km (0.071 R)
• M13: 9,822,297 km (0.057 R)
• M14: 11,032,843 km (0.095 R)
• M15: 11,987,726 km (0.09 R)
• M16: 12,713,575 km (0.081 R)
• M17: 13,016,660 km (0.083 R)
• M18: 14,730,753 km (0.119 R)
• M19: 16,361,370 km (0.084 R)
• M20: 16,744,041 km (0.102 R)
• M21: 17,444,159 km (0.062 R)
• M22: 18,198,731 km (0.066 R)
• M23: 20,177,162 km (0.079 R)
• M24: 20,474,264 km (0.119 R)
• M25: 21,378,882 km (0.105 R)
• M26: 21,640,828 km (0.12 R)
• M27: 22,303,098 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.3

Radius: 4.4

Gravity: 31.47 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.47 AU - 7.61 AU

Year: 11344 Days

Day: 22.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 50,140,143 km

• M1: 67,469 km (0.067 R)
• M2: 235,018 km (0.115 R)
• M3: 660,774 km (0.108 R)
• M4: 763,996 km (0.098 R)
• M5: 1,434,943 km (0.101 R)
• M6: 1,732,044 km (0.088 R)
• M7: 3,210,221 km (0.106 R)
• M8: 3,440,452 km (0.101 R)
• M9: 4,208,936 km (0.096 R)
• M10: 5,087,824 km (0.091 R)
• M11: 5,344,982 km (0.065 R)
• M12: 5,742,913 km (0.025 R)
• M13: 6,654,412 km (0.043 R)
• M14: 7,173,367 km (0.108 R)
• M15: 8,931,890 km (0.119 R)
• M16: 10,560,862 km (0.106 R)
• M17: 10,931,116 km (0.064 R)
• M18: 12,426,198 km (0.115 R)
• M19: 12,525,979 km (0.103 R)
• M20: 13,859,495 km (0.078 R)
• M21: 14,070,727 km (0.088 R)
• M22: 17,312,662 km (0.075 R)
• M23: 18,630,470 km (0.11 R)
• M24: 20,314,044 km (0.118 R)
• M25: 20,698,062 km (0.116 R)
• M26: 23,146,082 km (0.109 R)
• M27: 23,831,390 km (0.084 R)
• M28: 24,737,055 km (0.115 R)
• M29: 26,308,282 km (0.11 R)
• M30: 28,756,151 km (0.058 R)
• M31: 32,834,638 km (0.108 R)
• M32: 34,475,428 km (0.025 R)
• M33: 35,563,453 km (0.093 R)
• M34: 35,986,516 km (0.044 R)
• M35: 37,356,832 km (0.05 R)
• M36: 41,530,463 km (0.113 R)
• M37: 43,560,058 km (0.057 R)
• M38: 43,653,556 km (0.089 R)
• M39: 44,593,180 km (0.089 R)
• M40: 48,747,513 km (0.082 R)
• M41: 49,840,027 km (0.12 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 17,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit