🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

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: 366

Radius: 8.4

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.64 AU - 0.66 AU

Year: 349 Days

Day: 14.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,148,196 km

• M1: 104,419 km (0.107 R)
• M2: 371,751 km (0.066 R)
• M3: 735,573 km (0.082 R)
• M4: 1,024,446 km (0.048 R)
• M5: 1,617,303 km (0.062 R)
• M6: 1,983,817 km (0.08 R)
• M7: 2,602,255 km (0.084 R)
• M8: 2,885,294 km (0.112 R)
• M9: 3,942,502 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.6

Radius: 8.2

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.78 AU - 0.94 AU

Year: 532 Days

Day: 6.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,148,196 km

• M1: 102,026 km (0.063 R)
• M2: 473,477 km (0.065 R)
• M3: 760,406 km (0.078 R)
• M4: 1,118,992 km (0.114 R)
• M5: 1,712,896 km (0.115 R)
• M6: 2,053,979 km (0.114 R)
• M7: 2,339,262 km (0.101 R)
• M8: 2,705,627 km (0.042 R)
• M9: 3,085,755 km (0.083 R)
• M10: 3,422,949 km (0.067 R)
• M11: 3,910,937 km (0.029 R)
• M12: 4,261,445 km (0.045 R)
• M13: 4,810,020 km (0.068 R)
• M14: 5,299,654 km (0.085 R)
• M15: 5,803,500 km (0.12 R)
• M16: 6,720,535 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.1

Radius: 12.2

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.2 AU - 1.66 AU

Year: 1140 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,148,196 km

• M1: 151,842 km (0.09 R)
• M2: 877,392 km (0.061 R)
• M3: 1,404,425 km (0.074 R)
• M4: 1,789,939 km (0.08 R)
• M5: 2,211,057 km (0.074 R)
• M6: 2,826,353 km (0.052 R)
• M7: 3,306,113 km (0.098 R)
• M8: 4,671,642 km (0.091 R)
• M9: 5,346,179 km (0.084 R)
• M10: 6,652,917 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 11.4

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.46 AU - 5.54 AU

Year: 6366 Days

Day: 6.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,148,196 km

• M1: 141,819 km (0.12 R)
• M2: 541,395 km (0.073 R)
• M3: 1,167,761 km (0.068 R)
• M4: 1,564,495 km (0.093 R)
• M5: 2,036,925 km (0.082 R)
• M6: 2,444,130 km (0.114 R)
• M7: 3,004,972 km (0.091 R)
• M8: 4,359,731 km (0.063 R)
• M9: 5,796,917 km (0.089 R)
• M10: 6,217,587 km (0.047 R)
• M11: 7,012,101 km (0.09 R)
• M12: 8,349,656 km (0.103 R)
• M13: 8,719,461 km (0.091 R)
• M14: 9,715,035 km (0.091 R)
• M15: 10,403,934 km (0.071 R)
• M16: 11,323,212 km (0.115 R)
• M17: 11,879,567 km (0.117 R)
• M18: 13,323,037 km (0.063 R)
• M19: 14,701,432 km (0.057 R)
• M20: 15,120,754 km (0.106 R)
• M21: 16,299,586 km (0.076 R)
• M22: 17,739,914 km (0.094 R)
• M23: 19,050,541 km (0.093 R)
• M24: 19,405,985 km (0.082 R)
• M25: 20,647,648 km (0.077 R)
• M26: 21,864,028 km (0.091 R)
• M27: 23,288,948 km (0.088 R)
• M28: 24,690,530 km (0.097 R)
• M29: 30,667,863 km (0.107 R)
• M30: 34,935,591 km (0.074 R)
• M31: 35,791,141 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.1

Radius: 3.1

Gravity: 17.39 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.66 AU - 7.14 AU

Year: 12087 Days

Day: 15.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,148,196 km

• M1: 38,746 km (0.106 R)
• M2: 172,486 km (0.106 R)
• M3: 294,109 km (0.086 R)
• M4: 414,984 km (0.113 R)
• M5: 699,220 km (0.11 R)
• M6: 866,471 km (0.114 R)
• M7: 1,182,422 km (0.102 R)
• M8: 1,544,448 km (0.051 R)
• M9: 2,067,592 km (0.111 R)
• M10: 2,871,382 km (0.112 R)
• M11: 3,235,952 km (0.11 R)
• M12: 3,407,690 km (0.114 R)
• M13: 4,811,367 km (0.113 R)
• M14: 6,160,889 km (0.099 R)
• M15: 6,491,800 km (0.083 R)
• M16: 6,799,522 km (0.096 R)
• M17: 7,334,036 km (0.043 R)
• M18: 7,518,191 km (0.05 R)
• M19: 9,403,722 km (0.098 R)
• M20: 9,709,051 km (0.112 R)
• M21: 11,631,683 km (0.086 R)
• M22: 15,475,152 km (0.034 R)
• M23: 15,900,458 km (0.076 R)
• M24: 18,145,025 km (0.061 R)
• M25: 18,481,919 km (0.081 R)
• M26: 23,727,269 km (0.097 R)
• M27: 25,702,709 km (0.092 R)
• M28: 26,470,894 km (0.112 R)
• M29: 30,827,633 km (0.079 R)
• M30: 33,983,251 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.8

Radius: 4.8

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.43 AU - 7.71 AU

Year: 13889 Days

Day: 18.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,148,196 km

• M1: 60,587 km (0.105 R)
• M2: 1,844,392 km (0.103 R)
• M3: 2,071,183 km (0.106 R)
• M4: 3,354,433 km (0.112 R)
• M5: 4,271,468 km (0.105 R)
• M6: 6,117,955 km (0.079 R)
• M7: 7,841,621 km (0.118 R)
• M8: 10,609,631 km (0.12 R)
• M9: 12,721,055 km (0.092 R)
• M10: 27,269,298 km (0.083 R)
• M11: 32,662,900 km (0.085 R)
• M12: 37,647,501 km (0.039 R)
• M13: 40,195,601 km (0.103 R)
• M14: 40,818,826 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.4

Radius: 5.9

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.17 AU - 8.65 AU

Year: 16264 Days

Day: 22.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,148,196 km

• M1: 74,051 km (0.104 R)
• M2: 316,250 km (0.111 R)
• M3: 520,601 km (0.11 R)
• M4: 2,354,670 km (0.12 R)
• M5: 2,795,835 km (0.115 R)
• M6: 3,191,820 km (0.091 R)
• M7: 3,624,607 km (0.053 R)
• M8: 4,009,821 km (0.115 R)
• M9: 4,606,717 km (0.096 R)
• M10: 4,959,469 km (0.086 R)
• M11: 6,834,528 km (0.058 R)
• M12: 8,412,786 km (0.06 R)
• M13: 9,037,955 km (0.05 R)
• M14: 9,539,557 km (0.036 R)
• M15: 10,112,666 km (0.099 R)
• M16: 10,380,596 km (0.103 R)
• M17: 10,874,868 km (0.074 R)
• M18: 11,442,143 km (0.104 R)
• M19: 13,072,610 km (0.099 R)
• M20: 15,059,120 km (0.119 R)
• M21: 15,408,730 km (0.063 R)
• M22: 16,489,874 km (0.034 R)
• M23: 16,712,177 km (0.084 R)
• M24: 17,698,026 km (0.084 R)
• M25: 21,148,202 km (0.042 R)
• M26: 23,401,146 km (0.044 R)
• M27: 24,633,683 km (0.085 R)
• M28: 26,309,927 km (0.106 R)
• M29: 28,803,724 km (0.054 R)
• M30: 29,018,397 km (0.111 R)
• M31: 31,907,131 km (0.092 R)
• M32: 32,833,142 km (0.09 R)
• M33: 38,638,288 km (0.098 R)
• M34: 43,239,769 km (0.083 R)
• M35: 50,028,370 km (0.12 R)
• M36: 53,674,519 km (0.079 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 17,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit