🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.3

Radius: 13.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.87 AU - 0.97 AU

Year: 570 Days

Day: 7 Hours

Environment

Temp: -153 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,015,689 km

• M1: 168,746 km (0.049 R)
• M2: 718,070 km (0.119 R)
• M3: 1,142,479 km (0.118 R)
• M4: 1,757,925 km (0.097 R)
• M5: 2,274,037 km (0.106 R)
• M6: 2,721,933 km (0.112 R)
• M7: 3,657,219 km (0.119 R)
• M8: 4,109,454 km (0.108 R)
• M9: 4,584,277 km (0.06 R)
• M10: 5,047,731 km (0.062 R)
• M11: 5,961,625 km (0.114 R)
• M12: 6,383,192 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.9

Radius: 9.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.72 AU - 3.88 AU

Year: 3871 Days

Day: 6 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 76,015,689 km

• M1: 113,096 km (0.061 R)
• M2: 498,011 km (0.048 R)
• M3: 813,663 km (0.047 R)
• M4: 1,206,806 km (0.111 R)
• M5: 3,152,925 km (0.104 R)
• M6: 5,170,402 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.9

Radius: 10

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.71 AU - 4.07 AU

Year: 4954 Days

Day: 14.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,015,689 km

• M1: 124,465 km (0.069 R)
• M2: 678,127 km (0.091 R)
• M3: 1,210,696 km (0.044 R)
• M4: 1,537,866 km (0.115 R)
• M5: 2,223,623 km (0.033 R)
• M6: 3,294,444 km (0.095 R)
• M7: 3,944,746 km (0.069 R)
• M8: 4,312,757 km (0.052 R)
• M9: 5,556,963 km (0.099 R)
• M10: 6,323,502 km (0.101 R)
• M11: 6,636,461 km (0.106 R)
• M12: 7,226,176 km (0.051 R)
• M13: 10,407,823 km (0.03 R)
• M14: 14,691,259 km (0.049 R)
• M15: 15,979,147 km (0.073 R)
• M16: 17,832,066 km (0.11 R)
• M17: 19,100,955 km (0.074 R)
• M18: 23,268,453 km (0.113 R)
• M19: 25,014,858 km (0.09 R)
• M20: 25,800,846 km (0.039 R)
• M21: 27,837,770 km (0.09 R)
• M22: 28,257,691 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.3

Radius: 9

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.59 AU - 6.93 AU

Year: 8926 Days

Day: 8.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,015,689 km

• M1: 111,899 km (0.069 R)
• M2: 410,048 km (0.111 R)
• M3: 1,058,405 km (0.056 R)
• M4: 1,416,093 km (0.049 R)
• M5: 1,728,903 km (0.11 R)
• M6: 2,323,853 km (0.116 R)
• M7: 3,477,103 km (0.114 R)
• M8: 4,543,138 km (0.12 R)
• M9: 5,535,121 km (0.066 R)
• M10: 6,511,397 km (0.104 R)
• M11: 6,861,007 km (0.098 R)
• M12: 7,855,235 km (0.043 R)
• M13: 8,895,538 km (0.084 R)
• M14: 9,522,652 km (0.042 R)
• M15: 10,024,853 km (0.047 R)
• M16: 10,650,770 km (0.106 R)
• M17: 11,865,654 km (0.026 R)
• M18: 15,439,697 km (0.073 R)
• M19: 19,274,339 km (0.114 R)
• M20: 19,834,733 km (0.071 R)
• M21: 20,988,132 km (0.043 R)
• M22: 23,700,342 km (0.084 R)
• M23: 26,245,750 km (0.058 R)
• M24: 26,835,315 km (0.08 R)
• M25: 27,634,915 km (0.119 R)
• M26: 28,864,012 km (0.086 R)
• M27: 32,996,653 km (0.088 R)
• M28: 33,568,266 km (0.039 R)
• M29: 34,146,462 km (0.032 R)
• M30: 34,967,006 km (0.106 R)
• M31: 42,278,752 km (0.11 R)
• M32: 44,461,684 km (0.083 R)

Asteroid Belt

Center: 7.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.5

Radius: 5.1

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 7.15 AU - 11.41 AU

Year: 18253 Days

Day: 22.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,015,689 km

• M1: 73,752 km (0.096 R)
• M2: 319,691 km (0.106 R)
• M3: 668,254 km (0.107 R)
• M4: 992,432 km (0.058 R)
• M5: 1,153,998 km (0.066 R)
• M6: 1,882,240 km (0.103 R)
• M7: 2,207,915 km (0.094 R)
• M8: 2,424,832 km (0.116 R)
• M9: 2,591,334 km (0.08 R)
• M10: 3,018,137 km (0.106 R)
• M11: 3,758,048 km (0.086 R)
• M12: 3,953,423 km (0.087 R)
• M13: 4,126,208 km (0.101 R)
• M14: 6,859,212 km (0.082 R)
• M15: 7,627,846 km (0.025 R)
• M16: 8,452,280 km (0.116 R)
• M17: 12,165,897 km (0.118 R)
• M18: 12,718,811 km (0.093 R)
• M19: 13,940,577 km (0.12 R)
• M20: 16,171,829 km (0.108 R)
• M21: 18,310,181 km (0.113 R)
• M22: 19,364,248 km (0.116 R)
• M23: 19,696,504 km (0.074 R)
• M24: 19,864,054 km (0.118 R)
• M25: 20,117,174 km (0.115 R)
• M26: 20,629,995 km (0.081 R)
• M27: 21,592,508 km (0.036 R)
• M28: 21,770,679 km (0.034 R)
• M29: 23,701,090 km (0.107 R)
• M30: 26,448,604 km (0.107 R)
• M31: 32,449,424 km (0.1 R)
• M32: 34,230,686 km (0.085 R)
• M33: 36,959,500 km (0.12 R)
• M34: 42,565,082 km (0.088 R)
• M35: 43,409,562 km (0.099 R)
• M36: 50,257,554 km (0.047 R)
• M37: 52,798,624 km (0.108 R)
• M38: 53,609,893 km (0.067 R)
• M39: 55,590,868 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.1

Radius: 5

Gravity: 22.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.5 AU - 10.6 AU

Year: 22126 Days

Day: 21.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,015,689 km

• M1: 67,768 km (0.034 R)
• M2: 308,471 km (0.119 R)
• M3: 915,838 km (0.118 R)
• M4: 1,641,837 km (0.084 R)
• M5: 1,992,344 km (0.095 R)
• M6: 3,374,778 km (0.085 R)
• M7: 4,498,707 km (0.116 R)
• M8: 4,672,390 km (0.09 R)
• M9: 5,033,370 km (0.05 R)
• M10: 6,101,050 km (0.1 R)
• M11: 8,409,644 km (0.071 R)
• M12: 8,567,470 km (0.119 R)
• M13: 11,179,000 km (0.072 R)
• M14: 12,289,914 km (0.118 R)
• M15: 13,616,398 km (0.099 R)
• M16: 15,424,737 km (0.109 R)
• M17: 19,879,762 km (0.053 R)
• M18: 20,066,460 km (0.079 R)
• M19: 20,254,205 km (0.071 R)
• M20: 24,155,718 km (0.053 R)
• M21: 31,216,288 km (0.111 R)
• M22: 32,620,564 km (0.113 R)
• M23: 33,535,803 km (0.084 R)
• M24: 34,333,759 km (0.092 R)
• M25: 35,280,713 km (0.088 R)
• M26: 37,368,202 km (0.112 R)
• M27: 41,940,511 km (0.067 R)
• M28: 44,440,142 km (0.104 R)
• M29: 48,372,920 km (0.101 R)
• M30: 49,733,663 km (0.038 R)
• M31: 57,298,528 km (0.034 R)
• M32: 63,147,954 km (0.112 R)
• M33: 70,243,979 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 16,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit