🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.1

Radius: 9.7

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.45 AU - 0.67 AU

Year: 289 Days

Day: 11.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,021,178 km

• M1: 120,576 km (0.057 R)
• M2: 483,500 km (0.03 R)
• M3: 902,075 km (0.113 R)
• M4: 1,210,696 km (0.049 R)
• M5: 2,090,780 km (0.111 R)
• M6: 3,003,476 km (0.093 R)
• M7: 3,371,786 km (0.079 R)
• M8: 3,877,577 km (0.118 R)
• M9: 4,513,069 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.9

Radius: 14.7

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.61 AU - 0.65 AU

Year: 345 Days

Day: 10.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 62,021,178 km

• M1: 182,809 km (0.093 R)
• M2: 1,137,093 km (0.119 R)
• M3: 1,619,995 km (0.096 R)
• M4: 2,654,315 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 9.7

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.64 AU - 2.18 AU

Year: 1822 Days

Day: 5.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,021,178 km

• M1: 130,150 km (0.056 R)
• M2: 467,493 km (0.061 R)
• M3: 774,319 km (0.067 R)
• M4: 1,108,819 km (0.107 R)
• M5: 1,423,573 km (0.042 R)
• M6: 1,916,349 km (0.043 R)
• M7: 2,467,467 km (0.096 R)
• M8: 2,925,386 km (0.054 R)
• M9: 3,657,967 km (0.07 R)
• M10: 4,142,066 km (0.096 R)
• M11: 4,527,879 km (0.051 R)
• M12: 4,958,721 km (0.12 R)
• M13: 5,691,152 km (0.055 R)
• M14: 6,317,518 km (0.109 R)
• M15: 6,673,561 km (0.059 R)
• M16: 7,150,928 km (0.116 R)
• M17: 7,736,454 km (0.105 R)
• M18: 9,035,113 km (0.111 R)
• M19: 9,389,510 km (0.106 R)
• M20: 9,989,398 km (0.092 R)
• M21: 10,473,497 km (0.046 R)
• M22: 10,793,038 km (0.092 R)
• M23: 11,905,148 km (0.088 R)
• M24: 14,011,187 km (0.104 R)
• M25: 14,399,393 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.9

Radius: 5.5

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.34 AU - 7.5 AU

Year: 11228 Days

Day: 23.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,021,178 km

• M1: 138,827 km (0.113 R)
• M2: 341,233 km (0.069 R)
• M3: 1,758,822 km (0.08 R)
• M4: 2,182,334 km (0.103 R)
• M5: 5,660,185 km (0.085 R)
• M6: 8,112,094 km (0.071 R)
• M7: 9,777,418 km (0.114 R)
• M8: 10,493,393 km (0.107 R)
• M9: 11,816,287 km (0.112 R)
• M10: 12,353,493 km (0.078 R)
• M11: 13,132,599 km (0.098 R)
• M12: 14,422,581 km (0.063 R)
• M13: 20,429,833 km (0.108 R)
• M14: 24,319,228 km (0.059 R)
• M15: 25,807,129 km (0.065 R)
• M16: 27,354,569 km (0.089 R)
• M17: 27,821,314 km (0.072 R)
• M18: 30,036,709 km (0.104 R)
• M19: 36,139,854 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.6

Radius: 7.2

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.67 AU - 7.53 AU

Year: 13059 Days

Day: 22.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,021,178 km

• M1: 89,759 km (0.065 R)
• M2: 377,585 km (0.081 R)
• M3: 874,250 km (0.087 R)
• M4: 1,264,551 km (0.114 R)
• M5: 2,867,342 km (0.044 R)
• M6: 3,705,390 km (0.091 R)
• M7: 4,914,739 km (0.074 R)
• M8: 5,998,426 km (0.088 R)
• M9: 6,870,282 km (0.079 R)
• M10: 8,264,834 km (0.09 R)
• M11: 8,815,803 km (0.088 R)
• M12: 9,637,843 km (0.112 R)
• M13: 11,658,760 km (0.106 R)
• M14: 13,819,103 km (0.08 R)
• M15: 14,398,197 km (0.117 R)
• M16: 14,660,741 km (0.119 R)
• M17: 16,021,782 km (0.089 R)
• M18: 18,758,077 km (0.112 R)
• M19: 20,032,202 km (0.095 R)
• M20: 20,607,406 km (0.114 R)
• M21: 23,741,182 km (0.111 R)
• M22: 24,200,148 km (0.106 R)
• M23: 28,087,150 km (0.082 R)
• M24: 29,120,273 km (0.099 R)
• M25: 30,393,051 km (0.09 R)
• M26: 32,596,030 km (0.111 R)
• M27: 33,967,842 km (0.048 R)
• M28: 35,735,939 km (0.103 R)
• M29: 37,071,100 km (0.09 R)
• M30: 37,564,773 km (0.07 R)
• M31: 41,540,038 km (0.075 R)
• M32: 41,805,873 km (0.116 R)
• M33: 43,287,490 km (0.061 R)
• M34: 46,641,325 km (0.118 R)
• M35: 47,361,190 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.3

Radius: 6

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.75 AU - 9.25 AU

Year: 15619 Days

Day: 22.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,021,178 km

• M1: 74,649 km (0.094 R)
• M2: 499,507 km (0.114 R)
• M3: 725,250 km (0.083 R)
• M4: 2,300,815 km (0.115 R)
• M5: 2,685,282 km (0.043 R)
• M6: 3,609,647 km (0.074 R)
• M7: 4,664,162 km (0.083 R)
• M8: 5,034,268 km (0.062 R)
• M9: 7,141,802 km (0.043 R)
• M10: 7,911,184 km (0.092 R)
• M11: 8,147,698 km (0.061 R)
• M12: 9,937,787 km (0.119 R)
• M13: 10,779,574 km (0.109 R)
• M14: 11,366,446 km (0.05 R)
• M15: 12,540,191 km (0.055 R)
• M16: 12,732,574 km (0.069 R)
• M17: 13,057,650 km (0.103 R)
• M18: 13,522,152 km (0.109 R)
• M19: 14,274,030 km (0.114 R)
• M20: 15,490,560 km (0.054 R)
• M21: 16,697,067 km (0.057 R)
• M22: 18,957,192 km (0.092 R)
• M23: 20,960,158 km (0.048 R)
• M24: 21,413,439 km (0.119 R)
• M25: 23,975,303 km (0.119 R)
• M26: 26,313,069 km (0.116 R)
• M27: 31,082,997 km (0.117 R)
• M28: 32,029,652 km (0.054 R)
• M29: 36,138,806 km (0.115 R)
• M30: 40,446,028 km (0.051 R)
• M31: 41,716,413 km (0.12 R)
• M32: 43,744,961 km (0.082 R)
• M33: 47,685,219 km (0.034 R)
• M34: 49,421,153 km (0.118 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 15,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit