🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.2

Radius: 11.4

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.68 AU - 0.68 AU

Year: 387 Days

Day: 8 Hours

Environment

Temp: -155 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,445,743 km

• M1: 142,268 km (0.095 R)
• M2: 599,139 km (0.107 R)
• M3: 1,056,161 km (0.043 R)
• M4: 1,449,155 km (0.09 R)
• M5: 2,142,989 km (0.108 R)
• M6: 2,767,261 km (0.099 R)
• M7: 3,133,776 km (0.049 R)
• M8: 3,544,871 km (0.09 R)
• M9: 4,096,438 km (0.058 R)
• M10: 4,925,360 km (0.11 R)
• M11: 5,387,917 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.4

Radius: 11.5

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.76 AU - 2.18 AU

Year: 1909 Days

Day: 11.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,445,743 km

• M1: 143,165 km (0.064 R)
• M2: 537,206 km (0.089 R)
• M3: 1,005,896 km (0.113 R)
• M4: 1,478,027 km (0.033 R)
• M5: 1,890,319 km (0.102 R)
• M6: 2,649,229 km (0.098 R)
• M7: 4,929,549 km (0.114 R)
• M8: 5,981,671 km (0.119 R)
• M9: 7,527,466 km (0.099 R)
• M10: 7,973,866 km (0.104 R)
• M11: 8,349,356 km (0.116 R)
• M12: 12,707,591 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.6

Radius: 13.7

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.72 AU - 3.1 AU

Year: 3426 Days

Day: 14.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,445,743 km

• M1: 170,392 km (0.073 R)
• M2: 599,738 km (0.118 R)
• M3: 1,493,585 km (0.084 R)
• M4: 2,486,317 km (0.104 R)
• M5: 3,094,731 km (0.06 R)
• M6: 3,548,013 km (0.05 R)
• M7: 4,193,677 km (0.098 R)
• M8: 4,682,114 km (0.116 R)
• M9: 5,774,627 km (0.117 R)
• M10: 7,122,654 km (0.064 R)
• M11: 8,461,704 km (0.085 R)
• M12: 9,100,038 km (0.101 R)
• M13: 10,715,396 km (0.098 R)
• M14: 12,201,502 km (0.09 R)
• M15: 13,156,983 km (0.09 R)
• M16: 14,708,014 km (0.113 R)
• M17: 17,939,777 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.2

Radius: 3.7

Gravity: 43.48 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.73 AU - 8.17 AU

Year: 12647 Days

Day: 19.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,445,743 km

• M1: 59,390 km (0.067 R)
• M2: 174,581 km (0.032 R)
• M3: 448,494 km (0.119 R)
• M4: 662,868 km (0.079 R)
• M5: 803,490 km (0.048 R)
• M6: 1,109,717 km (0.044 R)
• M7: 1,716,486 km (0.068 R)
• M8: 3,675,919 km (0.08 R)
• M9: 8,184,350 km (0.088 R)
• M10: 9,788,189 km (0.034 R)
• M11: 10,100,848 km (0.079 R)
• M12: 10,691,012 km (0.089 R)
• M13: 11,190,818 km (0.096 R)
• M14: 11,706,033 km (0.044 R)
• M15: 12,177,117 km (0.029 R)
• M16: 14,122,189 km (0.116 R)
• M17: 18,933,256 km (0.095 R)
• M18: 19,093,924 km (0.115 R)
• M19: 19,746,021 km (0.086 R)
• M20: 20,581,825 km (0.085 R)
• M21: 21,528,181 km (0.104 R)
• M22: 24,350,644 km (0.1 R)
• M23: 27,307,446 km (0.074 R)
• M24: 39,398,544 km (0.071 R)
• M25: 46,742,453 km (0.113 R)
• M26: 46,889,059 km (0.091 R)
• M27: 47,183,318 km (0.098 R)
• M28: 48,223,173 km (0.1 R)
• M29: 50,656,831 km (0.055 R)
• M30: 51,122,230 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.7

Radius: 6.1

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.54 AU - 7.98 AU

Year: 14921 Days

Day: 19.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,445,743 km

• M1: 76,145 km (0.108 R)
• M2: 301,141 km (0.063 R)
• M3: 494,421 km (0.077 R)
• M4: 775,216 km (0.109 R)
• M5: 1,082,490 km (0.089 R)
• M6: 1,522,757 km (0.112 R)
• M7: 1,784,403 km (0.117 R)
• M8: 2,008,351 km (0.108 R)
• M9: 2,591,933 km (0.057 R)
• M10: 2,880,507 km (0.105 R)
• M11: 3,213,213 km (0.074 R)
• M12: 3,595,884 km (0.104 R)
• M13: 4,395,185 km (0.098 R)
• M14: 4,806,280 km (0.083 R)
• M15: 5,147,064 km (0.096 R)
• M16: 5,807,689 km (0.064 R)
• M17: 6,087,287 km (0.042 R)
• M18: 6,980,087 km (0.071 R)
• M19: 7,336,579 km (0.087 R)
• M20: 9,162,271 km (0.068 R)
• M21: 10,483,968 km (0.117 R)
• M22: 12,785,382 km (0.103 R)
• M23: 13,020,699 km (0.033 R)
• M24: 16,143,405 km (0.105 R)
• M25: 20,046,414 km (0.105 R)
• M26: 23,641,699 km (0.089 R)
• M27: 24,175,166 km (0.061 R)
• M28: 24,444,890 km (0.094 R)
• M29: 25,917,682 km (0.114 R)
• M30: 27,448,666 km (0.078 R)
• M31: 34,403,322 km (0.092 R)
• M32: 36,840,570 km (0.062 R)
• M33: 41,282,430 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.2

Radius: 6.6

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.63 AU - 7.95 AU

Year: 15008 Days

Day: 18.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,445,743 km

• M1: 84,373 km (0.066 R)
• M2: 418,425 km (0.032 R)
• M3: 774,019 km (0.055 R)
• M4: 1,035,816 km (0.106 R)
• M5: 1,306,887 km (0.11 R)
• M6: 1,540,858 km (0.09 R)
• M7: 2,043,806 km (0.035 R)
• M8: 2,650,725 km (0.11 R)
• M9: 3,117,919 km (0.107 R)
• M10: 4,160,915 km (0.111 R)
• M11: 4,613,748 km (0.109 R)
• M12: 5,855,261 km (0.088 R)
• M13: 7,185,635 km (0.078 R)
• M14: 7,712,069 km (0.062 R)
• M15: 8,661,268 km (0.099 R)
• M16: 9,978,926 km (0.097 R)
• M17: 11,104,052 km (0.056 R)
• M18: 12,425,450 km (0.104 R)
• M19: 12,946,948 km (0.073 R)
• M20: 14,535,528 km (0.047 R)
• M21: 16,045,419 km (0.105 R)
• M22: 16,594,144 km (0.097 R)
• M23: 17,947,705 km (0.106 R)
• M24: 18,991,150 km (0.074 R)
• M25: 19,527,758 km (0.099 R)
• M26: 21,116,487 km (0.028 R)
• M27: 25,185,699 km (0.074 R)
• M28: 25,647,209 km (0.083 R)
• M29: 31,846,993 km (0.068 R)
• M30: 35,176,294 km (0.037 R)
• M31: 37,880,724 km (0.115 R)
• M32: 43,171,253 km (0.105 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: 361 - 15,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit