🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.7

Radius: 13.7

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.04 AU - 1.14 AU

Year: 786 Days

Day: 5 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,257,800 km

• M1: 171,738 km (0.092 R)
• M2: 622,178 km (0.05 R)
• M3: 1,052,720 km (0.095 R)
• M4: 1,877,902 km (0.093 R)
• M5: 2,457,444 km (0.085 R)
• M6: 3,799,636 km (0.083 R)
• M7: 4,806,580 km (0.048 R)
• M8: 5,260,160 km (0.048 R)
• M9: 5,742,464 km (0.103 R)
• M10: 8,126,156 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.6

Radius: 13

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.5 AU - 4.58 AU

Year: 5605 Days

Day: 5.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,257,800 km

• M1: 173,384 km (0.056 R)
• M2: 700,716 km (0.095 R)
• M3: 1,228,947 km (0.12 R)
• M4: 2,382,047 km (0.037 R)
• M5: 2,892,624 km (0.05 R)
• M6: 3,601,868 km (0.114 R)
• M7: 4,231,525 km (0.1 R)
• M8: 4,648,754 km (0.09 R)
• M9: 5,396,743 km (0.115 R)
• M10: 5,918,840 km (0.097 R)
• M11: 6,602,801 km (0.088 R)
• M12: 7,031,399 km (0.041 R)
• M13: 7,763,082 km (0.093 R)
• M14: 9,054,860 km (0.107 R)
• M15: 10,618,457 km (0.092 R)
• M16: 12,855,693 km (0.051 R)
• M17: 13,790,530 km (0.094 R)
• M18: 14,825,897 km (0.065 R)
• M19: 15,391,377 km (0.118 R)
• M20: 15,912,426 km (0.093 R)
• M21: 17,988,396 km (0.066 R)
• M22: 24,035,441 km (0.072 R)
• M23: 26,346,878 km (0.076 R)
• M24: 26,842,944 km (0.098 R)
• M25: 28,196,506 km (0.099 R)
• M26: 29,065,370 km (0.106 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.7

Radius: 3.7

Gravity: 35.26 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.29 AU - 6.87 AU

Year: 9098 Days

Day: 23.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 41,257,800 km

• M1: 47,273 km (0.105 R)
• M2: 209,886 km (0.076 R)
• M3: 545,583 km (0.076 R)
• M4: 757,264 km (0.113 R)
• M5: 1,214,884 km (0.085 R)
• M6: 1,483,712 km (0.045 R)
• M7: 1,866,233 km (0.091 R)
• M8: 1,991,297 km (0.086 R)
• M9: 2,189,514 km (0.071 R)
• M10: 2,988,666 km (0.089 R)
• M11: 3,407,540 km (0.113 R)
• M12: 3,764,780 km (0.06 R)
• M13: 4,225,990 km (0.119 R)
• M14: 5,606,330 km (0.083 R)
• M15: 5,834,766 km (0.101 R)
• M16: 6,415,505 km (0.086 R)
• M17: 6,774,540 km (0.116 R)
• M18: 7,109,040 km (0.094 R)
• M19: 8,904,664 km (0.085 R)
• M20: 9,396,841 km (0.119 R)
• M21: 10,434,900 km (0.116 R)
• M22: 10,981,531 km (0.103 R)
• M23: 12,131,789 km (0.048 R)
• M24: 12,569,213 km (0.096 R)
• M25: 14,363,939 km (0.112 R)
• M26: 15,544,416 km (0.118 R)
• M27: 16,190,978 km (0.033 R)
• M28: 18,026,095 km (0.077 R)
• M29: 23,672,068 km (0.117 R)
• M30: 25,668,751 km (0.109 R)
• M31: 26,570,975 km (0.067 R)
• M32: 26,753,934 km (0.078 R)
• M33: 27,400,795 km (0.104 R)
• M34: 28,725,634 km (0.055 R)
• M35: 33,485,389 km (0.107 R)
• M36: 33,805,828 km (0.119 R)
• M37: 38,979,670 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.9

Radius: 4.2

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.11 AU - 8.51 AU

Year: 12267 Days

Day: 18.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,257,800 km

• M1: 52,210 km (0.059 R)
• M2: 259,552 km (0.11 R)
• M3: 3,865,160 km (0.104 R)
• M4: 4,158,222 km (0.061 R)
• M5: 6,207,264 km (0.115 R)
• M6: 7,261,181 km (0.107 R)
• M7: 12,772,666 km (0.063 R)
• M8: 13,625,972 km (0.11 R)
• M9: 18,531,586 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.9

Radius: 5.1

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.86 AU - 7.84 AU

Year: 13754 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,257,800 km

• M1: 64,028 km (0.101 R)
• M2: 319,990 km (0.112 R)
• M3: 584,479 km (0.049 R)
• M4: 874,250 km (0.084 R)
• M5: 1,654,104 km (0.038 R)
• M6: 1,844,841 km (0.094 R)
• M7: 2,288,399 km (0.12 R)
• M8: 2,506,961 km (0.058 R)
• M9: 3,718,105 km (0.095 R)
• M10: 5,789,138 km (0.108 R)
• M11: 6,805,656 km (0.066 R)
• M12: 7,067,751 km (0.12 R)
• M13: 7,414,669 km (0.113 R)
• M14: 7,732,564 km (0.085 R)
• M15: 9,506,047 km (0.1 R)
• M16: 10,611,127 km (0.096 R)
• M17: 11,220,439 km (0.113 R)
• M18: 12,068,808 km (0.087 R)
• M19: 12,508,776 km (0.102 R)
• M20: 15,439,099 km (0.076 R)
• M21: 15,696,856 km (0.072 R)
• M22: 15,957,455 km (0.048 R)
• M23: 16,892,143 km (0.088 R)
• M24: 21,633,049 km (0.108 R)
• M25: 23,447,970 km (0.109 R)
• M26: 24,046,063 km (0.102 R)
• M27: 25,720,811 km (0.11 R)
• M28: 27,565,951 km (0.11 R)
• M29: 27,850,037 km (0.076 R)
• M30: 30,496,274 km (0.118 R)
• M31: 34,607,523 km (0.094 R)
• M32: 40,276,983 km (0.073 R)
• M33: 41,134,328 km (0.029 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: 455 - 16,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit