🌌 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: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.6

Radius: 14.9

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.56 AU - 0.78 AU

Year: 385 Days

Day: 6.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,292,727 km

• M1: 185,352 km (0.1 R)
• M2: 821,891 km (0.097 R)
• M3: 1,285,195 km (0.082 R)
• M4: 1,877,902 km (0.119 R)
• M5: 2,692,014 km (0.096 R)
• M6: 3,221,441 km (0.099 R)
• M7: 3,846,161 km (0.097 R)
• M8: 5,166,811 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.5

Radius: 10.4

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.63 AU - 2.35 AU

Year: 1973 Days

Day: 5.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,292,727 km

• M1: 129,402 km (0.082 R)
• M2: 464,950 km (0.094 R)
• M3: 817,852 km (0.116 R)
• M4: 1,162,824 km (0.075 R)
• M5: 2,522,669 km (0.112 R)
• M6: 3,079,921 km (0.104 R)
• M7: 3,519,290 km (0.065 R)
• M8: 3,923,354 km (0.106 R)
• M9: 4,738,213 km (0.103 R)
• M10: 5,140,183 km (0.109 R)
• M11: 5,711,348 km (0.112 R)
• M12: 7,094,529 km (0.095 R)
• M13: 8,461,704 km (0.06 R)
• M14: 8,920,820 km (0.117 R)
• M15: 9,465,955 km (0.104 R)
• M16: 10,435,947 km (0.087 R)
• M17: 11,079,966 km (0.071 R)
• M18: 11,710,073 km (0.102 R)
• M19: 12,657,476 km (0.093 R)
• M20: 13,302,392 km (0.085 R)
• M21: 13,744,454 km (0.12 R)
• M22: 15,514,197 km (0.097 R)
• M23: 16,403,407 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.9

Radius: 10.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.56 AU - 2.92 AU

Year: 3188 Days

Day: 8.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,292,727 km

• M1: 125,662 km (0.051 R)
• M2: 910,303 km (0.118 R)
• M3: 1,630,168 km (0.054 R)
• M4: 1,988,604 km (0.065 R)
• M5: 2,317,121 km (0.114 R)
• M6: 2,950,968 km (0.101 R)
• M7: 4,106,611 km (0.089 R)
• M8: 7,742,139 km (0.065 R)
• M9: 8,243,890 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890.8

Radius: 7.5

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.58 AU - 7.02 AU

Year: 11115 Days

Day: 17.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,292,727 km

• M1: 93,499 km (0.113 R)
• M2: 354,248 km (0.039 R)
• M3: 990,188 km (0.099 R)
• M4: 1,432,100 km (0.098 R)
• M5: 3,417,863 km (0.082 R)
• M6: 4,216,117 km (0.113 R)
• M7: 4,674,933 km (0.045 R)
• M8: 5,132,853 km (0.078 R)
• M9: 6,487,312 km (0.114 R)
• M10: 6,932,365 km (0.083 R)
• M11: 7,183,540 km (0.109 R)
• M12: 8,675,779 km (0.099 R)
• M13: 11,142,199 km (0.098 R)
• M14: 12,814,853 km (0.069 R)
• M15: 13,580,644 km (0.046 R)
• M16: 13,974,685 km (0.059 R)
• M17: 14,716,990 km (0.096 R)
• M18: 17,561,294 km (0.077 R)
• M19: 19,153,165 km (0.115 R)
• M20: 19,648,932 km (0.055 R)
• M21: 22,166,515 km (0.094 R)
• M22: 24,406,444 km (0.117 R)
• M23: 24,793,902 km (0.099 R)
• M24: 28,574,689 km (0.096 R)
• M25: 28,897,222 km (0.087 R)
• M26: 32,256,293 km (0.117 R)
• M27: 37,383,610 km (0.081 R)
• M28: 41,774,308 km (0.076 R)
• M29: 44,596,023 km (0.03 R)
• M30: 45,320,825 km (0.086 R)
• M31: 48,909,528 km (0.115 R)
• M32: 55,470,591 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.1

Radius: 4.4

Gravity: 39.42 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.85 AU - 6.91 AU

Year: 11328 Days

Day: 19.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,292,727 km

• M1: 54,902 km (0.119 R)
• M2: 369,357 km (0.064 R)
• M3: 547,229 km (0.075 R)
• M4: 819,198 km (0.102 R)
• M5: 1,104,631 km (0.112 R)
• M6: 1,838,857 km (0.034 R)
• M7: 2,467,916 km (0.03 R)
• M8: 2,787,008 km (0.037 R)
• M9: 3,085,157 km (0.047 R)
• M10: 3,404,399 km (0.084 R)
• M11: 3,611,592 km (0.115 R)
• M12: 4,283,885 km (0.111 R)
• M13: 4,970,090 km (0.084 R)
• M14: 7,465,532 km (0.108 R)
• M15: 8,501,348 km (0.048 R)
• M16: 12,178,164 km (0.117 R)
• M17: 14,868,233 km (0.065 R)
• M18: 15,492,056 km (0.062 R)
• M19: 16,496,905 km (0.048 R)
• M20: 17,165,458 km (0.081 R)
• M21: 18,162,677 km (0.032 R)
• M22: 18,477,132 km (0.079 R)
• M23: 18,955,696 km (0.098 R)
• M24: 23,733,403 km (0.077 R)
• M25: 26,147,763 km (0.077 R)
• M26: 28,088,646 km (0.069 R)
• M27: 32,139,906 km (0.109 R)
• M28: 33,887,508 km (0.082 R)
• M29: 36,939,305 km (0.111 R)
• M30: 44,429,371 km (0.12 R)
• M31: 46,741,556 km (0.037 R)
• M32: 48,076,866 km (0.095 R)
• M33: 53,995,407 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.8

Radius: 6.7

Gravity: 20.94 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.86 AU - 7.94 AU

Year: 11381 Days

Day: 19.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,292,727 km

• M1: 83,326 km (0.116 R)
• M2: 358,287 km (0.071 R)
• M3: 675,734 km (0.099 R)
• M4: 946,356 km (0.063 R)
• M5: 1,250,040 km (0.092 R)
• M6: 1,648,718 km (0.089 R)
• M7: 1,878,201 km (0.116 R)
• M8: 2,110,527 km (0.099 R)
• M9: 2,382,196 km (0.063 R)
• M10: 2,765,765 km (0.047 R)
• M11: 3,091,889 km (0.116 R)
• M12: 4,440,214 km (0.074 R)
• M13: 4,855,498 km (0.063 R)
• M14: 5,508,493 km (0.056 R)
• M15: 5,763,258 km (0.091 R)
• M16: 7,864,659 km (0.096 R)
• M17: 8,329,609 km (0.096 R)
• M18: 9,728,948 km (0.116 R)
• M19: 10,156,050 km (0.064 R)
• M20: 10,429,216 km (0.089 R)
• M21: 13,049,422 km (0.071 R)
• M22: 13,568,826 km (0.117 R)
• M23: 16,226,283 km (0.105 R)
• M24: 18,232,390 km (0.079 R)
• M25: 21,812,866 km (0.117 R)
• M26: 23,291,790 km (0.071 R)
• M27: 23,863,254 km (0.093 R)
• M28: 25,835,702 km (0.047 R)
• M29: 28,885,105 km (0.101 R)
• M30: 30,666,217 km (0.1 R)
• M31: 33,593,698 km (0.088 R)
• M32: 40,269,204 km (0.094 R)
• M33: 47,017,713 km (0.09 R)
• M34: 47,320,499 km (0.093 R)
• M35: 51,376,247 km (0.108 R)
• M36: 54,482,348 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539

Radius: 5.6

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.32 AU - 6.76 AU

Year: 11756 Days

Day: 20.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,292,727 km

• M1: 70,161 km (0.062 R)
• M2: 328,966 km (0.093 R)
• M3: 572,661 km (0.066 R)
• M4: 811,419 km (0.086 R)
• M5: 1,138,589 km (0.078 R)
• M6: 1,822,551 km (0.096 R)
• M7: 2,562,911 km (0.046 R)
• M8: 2,856,871 km (0.065 R)
• M9: 3,126,296 km (0.073 R)
• M10: 3,437,310 km (0.072 R)
• M11: 6,003,662 km (0.088 R)
• M12: 11,857,726 km (0.106 R)
• M13: 13,339,493 km (0.108 R)
• M14: 17,244,296 km (0.093 R)
• M15: 17,464,803 km (0.081 R)
• M16: 18,983,222 km (0.096 R)
• M17: 19,455,353 km (0.115 R)
• M18: 19,854,779 km (0.093 R)
• M19: 22,279,910 km (0.091 R)
• M20: 22,717,185 km (0.08 R)
• M21: 25,177,471 km (0.088 R)
• M22: 30,085,927 km (0.077 R)
• M23: 30,619,991 km (0.056 R)
• M24: 30,943,422 km (0.085 R)
• M25: 31,707,119 km (0.073 R)
• M26: 32,371,483 km (0.12 R)
• M27: 34,887,420 km (0.115 R)
• M28: 38,901,131 km (0.102 R)
• M29: 41,477,655 km (0.096 R)
• M30: 43,212,093 km (0.085 R)
• M31: 47,541,904 km (0.097 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 19,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit