🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.2

Radius: 14.3

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.64 AU - 0.66 AU

Year: 362 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 93,423,415 km

• M1: 177,872 km (0.105 R)
• M2: 674,836 km (0.087 R)
• M3: 1,242,560 km (0.077 R)
• M4: 1,693,897 km (0.065 R)
• M5: 2,198,191 km (0.092 R)
• M6: 3,071,843 km (0.059 R)
• M7: 3,686,092 km (0.116 R)
• M8: 4,313,655 km (0.062 R)
• M9: 4,922,368 km (0.099 R)
• M10: 5,475,880 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.7

Radius: 10.3

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.13 AU - 1.39 AU

Year: 976 Days

Day: 12.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 93,423,415 km

• M1: 128,056 km (0.066 R)
• M2: 473,477 km (0.092 R)
• M3: 828,323 km (0.106 R)
• M4: 1,265,000 km (0.106 R)
• M5: 1,778,868 km (0.12 R)
• M6: 2,132,218 km (0.105 R)
• M7: 2,969,967 km (0.107 R)
• M8: 3,591,097 km (0.082 R)
• M9: 4,245,887 km (0.032 R)
• M10: 4,866,120 km (0.116 R)
• M11: 5,227,398 km (0.101 R)
• M12: 6,488,359 km (0.113 R)
• M13: 6,833,182 km (0.096 R)
• M14: 7,736,304 km (0.094 R)
• M15: 8,662,166 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.2

Radius: 10.6

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.19 AU - 2.59 AU

Year: 2550 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,423,415 km

• M1: 131,796 km (0.077 R)
• M2: 465,848 km (0.062 R)
• M3: 852,109 km (0.101 R)
• M4: 1,232,088 km (0.09 R)
• M5: 1,681,779 km (0.056 R)
• M6: 2,131,919 km (0.099 R)
• M7: 2,540,321 km (0.09 R)
• M8: 2,901,002 km (0.116 R)
• M9: 4,048,717 km (0.089 R)
• M10: 4,959,618 km (0.106 R)
• M11: 6,389,325 km (0.076 R)
• M12: 7,307,258 km (0.104 R)
• M13: 7,814,394 km (0.084 R)
• M14: 9,966,210 km (0.083 R)
• M15: 10,550,689 km (0.098 R)
• M16: 11,034,638 km (0.117 R)
• M17: 11,449,024 km (0.045 R)
• M18: 13,632,555 km (0.115 R)
• M19: 14,110,071 km (0.086 R)
• M20: 15,251,054 km (0.092 R)
• M21: 18,112,712 km (0.116 R)
• M22: 18,573,772 km (0.045 R)
• M23: 18,924,729 km (0.108 R)
• M24: 21,378,284 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.3

Radius: 10.8

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.86 AU - 4.64 AU

Year: 6048 Days

Day: 7.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,423,415 km

• M1: 136,284 km (0.08 R)
• M2: 504,145 km (0.056 R)
• M3: 850,763 km (0.08 R)
• M4: 2,349,584 km (0.057 R)
• M5: 2,730,610 km (0.095 R)
• M6: 4,403,563 km (0.104 R)
• M7: 4,742,552 km (0.057 R)
• M8: 7,337,327 km (0.101 R)
• M9: 11,969,176 km (0.039 R)
• M10: 18,253,184 km (0.112 R)
• M11: 19,409,426 km (0.039 R)
• M12: 24,363,659 km (0.099 R)
• M13: 25,932,641 km (0.041 R)
• M14: 27,130,920 km (0.077 R)
• M15: 31,713,253 km (0.095 R)
• M16: 33,481,799 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.6

Radius: 7.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.24 AU - 7.76 AU

Year: 12784 Days

Day: 23.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,423,415 km

• M1: 97,837 km (0.087 R)
• M2: 357,539 km (0.06 R)
• M3: 981,063 km (0.048 R)
• M4: 1,406,519 km (0.089 R)
• M5: 2,134,014 km (0.047 R)
• M6: 2,483,923 km (0.093 R)
• M7: 4,081,778 km (0.096 R)
• M8: 5,124,774 km (0.071 R)
• M9: 6,008,299 km (0.079 R)
• M10: 6,302,259 km (0.082 R)
• M11: 6,674,459 km (0.027 R)
• M12: 8,595,295 km (0.07 R)
• M13: 9,267,139 km (0.105 R)
• M14: 16,903,961 km (0.084 R)
• M15: 17,163,214 km (0.114 R)
• M16: 23,722,632 km (0.057 R)
• M17: 25,293,410 km (0.111 R)
• M18: 26,320,549 km (0.084 R)
• M19: 30,420,577 km (0.118 R)
• M20: 31,288,843 km (0.105 R)
• M21: 34,717,926 km (0.053 R)
• M22: 35,242,566 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.2

Radius: 4

Gravity: 62.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.78 AU - 10.66 AU

Year: 22552 Days

Day: 17.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 93,423,415 km

• M1: 49,816 km (0.103 R)
• M2: 180,864 km (0.108 R)
• M3: 311,463 km (0.05 R)
• M4: 524,939 km (0.056 R)
• M5: 731,534 km (0.066 R)
• M6: 1,200,673 km (0.115 R)
• M7: 1,748,350 km (0.048 R)
• M8: 2,121,597 km (0.117 R)
• M9: 2,545,707 km (0.074 R)
• M10: 3,623,410 km (0.04 R)
• M11: 5,503,855 km (0.077 R)
• M12: 5,674,247 km (0.118 R)
• M13: 6,627,485 km (0.101 R)
• M14: 8,961,660 km (0.098 R)
• M15: 9,744,057 km (0.088 R)
• M16: 10,056,717 km (0.117 R)
• M17: 10,570,885 km (0.045 R)
• M18: 11,035,087 km (0.047 R)
• M19: 11,170,174 km (0.115 R)
• M20: 11,582,017 km (0.083 R)
• M21: 14,428,415 km (0.084 R)
• M22: 15,926,189 km (0.096 R)
• M23: 17,070,314 km (0.065 R)
• M24: 18,647,674 km (0.059 R)
• M25: 24,757,251 km (0.101 R)
• M26: 29,799,746 km (0.076 R)
• M27: 39,916,302 km (0.039 R)
• M28: 45,218,051 km (0.112 R)
• M29: 53,632,781 km (0.103 R)
• M30: 54,605,766 km (0.047 R)
• M31: 62,174,820 km (0.076 R)
• M32: 64,552,977 km (0.106 R)
• M33: 66,990,974 km (0.097 R)
• M34: 69,719,788 km (0.098 R)
• M35: 73,711,209 km (0.051 R)
• M36: 74,913,527 km (0.05 R)
• M37: 77,110,372 km (0.086 R)
• M38: 78,598,721 km (0.074 R)
• M39: 79,098,977 km (0.118 R)
• M40: 83,958,364 km (0.181 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 16,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit