🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.7

Radius: 8.9

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.81 AU - 1.31 AU

Year: 753 Days

Day: 7 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,705,722 km

• M1: 110,702 km (0.077 R)
• M2: 499,657 km (0.056 R)
• M3: 857,944 km (0.066 R)
• M4: 1,176,886 km (0.113 R)
• M5: 1,623,735 km (0.117 R)
• M6: 2,180,838 km (0.101 R)
• M7: 2,626,789 km (0.039 R)
• M8: 3,341,867 km (0.109 R)
• M9: 4,683,909 km (0.098 R)
• M10: 4,976,523 km (0.098 R)
• M11: 5,466,306 km (0.088 R)
• M12: 5,791,083 km (0.061 R)
• M13: 6,312,581 km (0.051 R)
• M14: 6,821,513 km (0.099 R)
• M15: 7,220,940 km (0.107 R)
• M16: 7,706,684 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.9

Radius: 13.1

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.66 AU - 2.32 AU

Year: 1938 Days

Day: 11.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,705,722 km

• M1: 162,912 km (0.11 R)
• M2: 1,073,963 km (0.102 R)
• M3: 1,985,164 km (0.114 R)
• M4: 2,418,399 km (0.039 R)
• M5: 3,132,879 km (0.084 R)
• M6: 3,780,637 km (0.118 R)
• M7: 4,537,004 km (0.093 R)
• M8: 5,006,891 km (0.097 R)
• M9: 6,095,365 km (0.046 R)
• M10: 8,419,219 km (0.052 R)
• M11: 8,999,509 km (0.105 R)
• M12: 9,920,134 km (0.118 R)
• M13: 11,359,266 km (0.099 R)
• M14: 12,393,436 km (0.08 R)
• M15: 12,807,523 km (0.027 R)
• M16: 14,105,583 km (0.074 R)
• M17: 15,158,902 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 12.6

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.74 AU - 4.46 AU

Year: 5730 Days

Day: 8.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,705,722 km

• M1: 157,227 km (0.069 R)
• M2: 666,758 km (0.119 R)
• M3: 1,122,882 km (0.087 R)
• M4: 1,728,603 km (0.038 R)
• M5: 2,786,709 km (0.119 R)
• M6: 3,417,713 km (0.102 R)
• M7: 4,189,488 km (0.119 R)
• M8: 4,967,248 km (0.096 R)
• M9: 5,547,239 km (0.093 R)
• M10: 7,044,115 km (0.054 R)
• M11: 7,741,540 km (0.118 R)
• M12: 9,941,826 km (0.11 R)
• M13: 10,685,178 km (0.039 R)
• M14: 13,139,331 km (0.066 R)
• M15: 13,927,562 km (0.1 R)
• M16: 14,635,908 km (0.074 R)
• M17: 15,425,485 km (0.079 R)
• M18: 18,414,451 km (0.109 R)
• M19: 20,702,550 km (0.096 R)
• M20: 21,625,569 km (0.099 R)
• M21: 22,207,206 km (0.073 R)
• M22: 26,906,673 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.5

Radius: 3.4

Gravity: 34.82 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.04 AU - 6.06 AU

Year: 9025 Days

Day: 19.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 111.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,705,722 km

• M1: 42,336 km (0.102 R)
• M2: 226,342 km (0.066 R)
• M3: 404,213 km (0.107 R)
• M4: 655,987 km (0.087 R)
• M5: 771,327 km (0.099 R)
• M6: 1,053,468 km (0.066 R)
• M7: 1,224,010 km (0.091 R)
• M8: 1,775,128 km (0.108 R)
• M9: 1,939,387 km (0.069 R)
• M10: 2,146,430 km (0.105 R)
• M11: 4,236,163 km (0.066 R)
• M12: 4,981,160 km (0.089 R)
• M13: 6,038,368 km (0.104 R)
• M14: 7,014,644 km (0.069 R)
• M15: 7,656,120 km (0.068 R)
• M16: 8,924,859 km (0.062 R)
• M17: 9,362,433 km (0.104 R)
• M18: 9,541,352 km (0.106 R)
• M19: 11,611,637 km (0.119 R)
• M20: 11,974,711 km (0.091 R)
• M21: 12,506,532 km (0.093 R)
• M22: 19,506,515 km (0.105 R)
• M23: 19,798,530 km (0.104 R)
• M24: 20,316,438 km (0.102 R)
• M25: 20,995,463 km (0.089 R)
• M26: 21,611,656 km (0.082 R)
• M27: 21,924,316 km (0.058 R)
• M28: 24,789,265 km (0.079 R)
• M29: 27,710,014 km (0.09 R)
• M30: 36,381,454 km (0.031 R)
• M31: 36,823,665 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.6

Radius: 4.3

Gravity: 25.56 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.38 AU - 8.82 AU

Year: 14462 Days

Day: 15.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,705,722 km

• M1: 53,556 km (0.105 R)
• M2: 328,816 km (0.027 R)
• M3: 1,037,910 km (0.034 R)
• M4: 1,266,944 km (0.081 R)
• M5: 1,980,526 km (0.081 R)
• M6: 2,413,462 km (0.106 R)
• M7: 3,069,898 km (0.071 R)
• M8: 3,568,807 km (0.036 R)
• M9: 5,389,562 km (0.051 R)
• M10: 7,231,411 km (0.117 R)
• M11: 7,444,738 km (0.107 R)
• M12: 8,716,918 km (0.113 R)
• M13: 10,448,364 km (0.078 R)
• M14: 11,451,867 km (0.101 R)
• M15: 17,068,070 km (0.111 R)
• M16: 20,250,615 km (0.107 R)
• M17: 31,105,885 km (0.045 R)
• M18: 37,816,247 km (0.056 R)
• M19: 38,200,714 km (0.092 R)
• M20: 40,162,241 km (0.053 R)
• M21: 44,711,662 km (0.053 R)
• M22: 52,399,347 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 857.1

Radius: 5.3

Gravity: 30.51 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.8 AU - 8.78 AU

Year: 15008 Days

Day: 17.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,705,722 km

• M1: 81,980 km (0.072 R)
• M2: 348,264 km (0.105 R)
• M3: 955,033 km (0.096 R)
• M4: 1,227,451 km (0.116 R)
• M5: 1,947,465 km (0.103 R)
• M6: 3,464,387 km (0.11 R)
• M7: 3,719,153 km (0.065 R)
• M8: 8,269,770 km (0.112 R)
• M9: 8,881,027 km (0.084 R)
• M10: 14,603,146 km (0.107 R)
• M11: 15,044,459 km (0.032 R)
• M12: 16,186,340 km (0.042 R)
• M13: 21,427,950 km (0.063 R)
• M14: 26,704,716 km (0.045 R)
• M15: 33,414,928 km (0.098 R)
• M16: 36,817,233 km (0.053 R)
• M17: 45,379,317 km (0.114 R)
• M18: 49,539,933 km (0.118 R)
• M19: 51,712,394 km (0.102 R)
• M20: 58,241,892 km (0.083 R)
• M21: 60,849,233 km (0.109 R)
• M22: 63,145,112 km (0.072 R)
• M23: 65,895,768 km (0.106 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: 257 - 19,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit