🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.6

Radius: 8.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.01 AU - 1.61 AU

Year: 953 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,505,341 km

• M1: 108,159 km (0.083 R)
• M2: 484,248 km (0.092 R)
• M3: 817,852 km (0.114 R)
• M4: 1,106,875 km (0.111 R)
• M5: 1,479,822 km (0.042 R)
• M6: 2,135,360 km (0.117 R)
• M7: 2,566,950 km (0.12 R)
• M8: 3,303,869 km (0.059 R)
• M9: 4,056,496 km (0.097 R)
• M10: 4,450,088 km (0.116 R)
• M11: 4,786,384 km (0.065 R)
• M12: 5,655,996 km (0.118 R)
• M13: 6,265,608 km (0.098 R)
• M14: 6,855,173 km (0.117 R)
• M15: 7,503,530 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.4

Radius: 15

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.26 AU - 2 AU

Year: 1323 Days

Day: 9.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 34,505,341 km

• M1: 186,698 km (0.066 R)
• M2: 1,058,255 km (0.087 R)
• M3: 1,638,994 km (0.119 R)
• M4: 2,309,492 km (0.099 R)
• M5: 2,857,768 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908

Radius: 9.3

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.02 AU - 2.68 AU

Year: 2291 Days

Day: 7.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,505,341 km

• M1: 115,938 km (0.08 R)
• M2: 407,355 km (0.117 R)
• M3: 757,713 km (0.071 R)
• M4: 1,305,092 km (0.039 R)
• M5: 1,662,780 km (0.082 R)
• M6: 2,124,290 km (0.08 R)
• M7: 2,715,052 km (0.065 R)
• M8: 3,287,862 km (0.09 R)
• M9: 4,119,776 km (0.097 R)
• M10: 4,455,025 km (0.103 R)
• M11: 6,386,632 km (0.088 R)
• M12: 7,040,674 km (0.1 R)
• M13: 7,770,113 km (0.117 R)
• M14: 9,740,617 km (0.095 R)
• M15: 10,880,702 km (0.117 R)
• M16: 11,360,911 km (0.091 R)
• M17: 11,855,182 km (0.11 R)
• M18: 16,288,067 km (0.098 R)
• M19: 16,810,911 km (0.082 R)
• M20: 18,729,055 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.7

Radius: 13.2

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.7 AU - 5.36 AU

Year: 6130 Days

Day: 10.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 151.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,505,341 km

• M1: 168,148 km (0.053 R)
• M2: 636,090 km (0.087 R)
• M3: 1,120,787 km (0.103 R)
• M4: 1,536,669 km (0.089 R)
• M5: 2,164,232 km (0.082 R)
• M6: 3,319,278 km (0.096 R)
• M7: 3,800,534 km (0.084 R)
• M8: 5,652,256 km (0.112 R)
• M9: 6,948,971 km (0.113 R)
• M10: 7,742,139 km (0.045 R)
• M11: 8,797,252 km (0.072 R)
• M12: 10,906,582 km (0.055 R)
• M13: 11,385,445 km (0.112 R)
• M14: 12,540,191 km (0.084 R)
• M15: 13,442,865 km (0.037 R)
• M16: 15,082,009 km (0.059 R)
• M17: 15,496,993 km (0.08 R)
• M18: 19,096,467 km (0.086 R)
• M19: 20,724,541 km (0.094 R)
• M20: 21,835,006 km (0.113 R)
• M21: 22,829,084 km (0.089 R)
• M22: 29,071,803 km (0.1 R)
• M23: 30,557,160 km (0.072 R)
• M24: 32,978,402 km (0.078 R)
• M25: 33,578,140 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.9

Radius: 8.9

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.64 AU - 5.86 AU

Year: 8767 Days

Day: 11.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,505,341 km

• M1: 110,702 km (0.112 R)
• M2: 587,022 km (0.119 R)
• M3: 1,275,920 km (0.083 R)
• M4: 1,725,911 km (0.11 R)
• M5: 2,065,199 km (0.103 R)
• M6: 2,507,709 km (0.052 R)
• M7: 3,194,962 km (0.103 R)
• M8: 4,112,445 km (0.068 R)
• M9: 4,723,403 km (0.107 R)
• M10: 5,261,208 km (0.066 R)
• M11: 6,346,540 km (0.085 R)
• M12: 7,243,529 km (0.096 R)
• M13: 8,356,687 km (0.078 R)
• M14: 12,436,370 km (0.082 R)
• M15: 15,203,332 km (0.089 R)
• M16: 17,753,228 km (0.087 R)
• M17: 20,411,133 km (0.085 R)
• M18: 25,443,606 km (0.104 R)
• M19: 27,388,977 km (0.04 R)
• M20: 31,903,541 km (0.115 R)
• M21: 35,925,779 km (0.105 R)
• M22: 36,890,536 km (0.11 R)
• M23: 39,250,592 km (0.09 R)
• M24: 39,888,178 km (0.113 R)
• M25: 47,362,536 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.4

Radius: 6.8

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.91 AU - 7.85 AU

Year: 10246 Days

Day: 21.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 34,505,341 km

• M1: 84,523 km (0.091 R)
• M2: 417,228 km (0.111 R)
• M3: 717,920 km (0.111 R)
• M4: 977,173 km (0.088 R)
• M5: 1,277,117 km (0.114 R)
• M6: 1,510,340 km (0.063 R)
• M7: 1,744,610 km (0.067 R)
• M8: 2,064,151 km (0.116 R)
• M9: 2,371,126 km (0.091 R)
• M10: 2,821,266 km (0.093 R)
• M11: 3,456,908 km (0.115 R)
• M12: 3,727,081 km (0.058 R)
• M13: 4,952,438 km (0.042 R)
• M14: 7,153,920 km (0.097 R)
• M15: 7,974,464 km (0.112 R)
• M16: 8,609,657 km (0.107 R)
• M17: 10,070,629 km (0.061 R)
• M18: 11,639,762 km (0.118 R)
• M19: 14,317,264 km (0.09 R)
• M20: 14,664,032 km (0.117 R)
• M21: 14,898,153 km (0.089 R)
• M22: 16,356,283 km (0.111 R)
• M23: 17,249,382 km (0.102 R)
• M24: 20,558,787 km (0.108 R)
• M25: 23,222,975 km (0.111 R)
• M26: 23,541,319 km (0.115 R)
• M27: 24,186,984 km (0.038 R)
• M28: 25,682,514 km (0.099 R)
• M29: 27,150,667 km (0.119 R)
• M30: 27,681,889 km (0.074 R)
• M31: 28,220,142 km (0.111 R)
• M32: 30,824,192 km (0.106 R)
• M33: 31,694,254 km (0.066 R)
• M34: 32,283,220 km (0.099 R)
• M35: 32,979,449 km (0.112 R)
• M36: 33,381,867 km (0.03 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 13,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit