🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.1

Radius: 14.6

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.58 AU - 0.7 AU

Year: 353 Days

Day: 10.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,670,181 km

• M1: 181,911 km (0.099 R)
• M2: 480,060 km (0.083 R)
• M3: 783,294 km (0.107 R)
• M4: 1,060,649 km (0.1 R)
• M5: 1,475,783 km (0.118 R)
• M6: 1,818,213 km (0.1 R)
• M7: 2,297,674 km (0.084 R)
• M8: 2,751,404 km (0.108 R)
• M9: 3,040,128 km (0.07 R)
• M10: 3,408,737 km (0.096 R)
• M11: 3,714,515 km (0.05 R)
• M12: 5,066,132 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.3

Radius: 11.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.15 AU - 1.19 AU

Year: 874 Days

Day: 12.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,670,181 km

• M1: 154,535 km (0.112 R)
• M2: 436,975 km (0.107 R)
• M3: 857,944 km (0.076 R)
• M4: 1,217,128 km (0.118 R)
• M5: 1,565,243 km (0.089 R)
• M6: 1,993,392 km (0.055 R)
• M7: 2,270,596 km (0.074 R)
• M8: 2,797,630 km (0.119 R)
• M9: 3,048,356 km (0.111 R)
• M10: 3,331,096 km (0.116 R)
• M11: 3,702,846 km (0.113 R)
• M12: 4,328,614 km (0.075 R)
• M13: 4,853,105 km (0.034 R)
• M14: 5,395,247 km (0.119 R)
• M15: 5,718,229 km (0.117 R)
• M16: 5,952,948 km (0.113 R)
• M17: 6,206,666 km (0.077 R)
• M18: 6,436,748 km (0.111 R)
• M19: 7,000,432 km (0.038 R)
• M20: 7,541,079 km (0.113 R)
• M21: 7,859,124 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.5

Radius: 9.4

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.33 AU - 2.01 AU

Year: 1490 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,670,181 km

• M1: 126,410 km (0.099 R)
• M2: 394,190 km (0.09 R)
• M3: 601,383 km (0.108 R)
• M4: 787,034 km (0.118 R)
• M5: 1,016,518 km (0.058 R)
• M6: 1,210,696 km (0.098 R)
• M7: 1,559,109 km (0.099 R)
• M8: 1,849,628 km (0.104 R)
• M9: 2,156,453 km (0.027 R)
• M10: 2,646,386 km (0.12 R)
• M11: 3,101,164 km (0.065 R)
• M12: 3,342,465 km (0.078 R)
• M13: 3,784,228 km (0.076 R)
• M14: 4,909,054 km (0.101 R)
• M15: 5,181,322 km (0.08 R)
• M16: 6,381,247 km (0.048 R)
• M17: 6,655,011 km (0.045 R)
• M18: 7,452,517 km (0.112 R)
• M19: 7,949,032 km (0.115 R)
• M20: 8,131,691 km (0.099 R)
• M21: 8,441,060 km (0.08 R)
• M22: 8,713,777 km (0.076 R)
• M23: 9,316,058 km (0.056 R)
• M24: 9,669,408 km (0.062 R)
• M25: 10,006,751 km (0.095 R)
• M26: 10,396,154 km (0.094 R)
• M27: 10,816,524 km (0.041 R)
• M28: 11,633,778 km (0.071 R)
• M29: 11,855,182 km (0.097 R)
• M30: 12,078,682 km (0.118 R)
• M31: 12,329,408 km (0.113 R)
• M32: 12,864,519 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.9

Radius: 12.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.82 AU - 2.52 AU

Year: 2206 Days

Day: 10.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,670,181 km

• M1: 167,250 km (0.06 R)
• M2: 429,795 km (0.088 R)
• M3: 674,088 km (0.055 R)
• M4: 1,024,446 km (0.085 R)
• M5: 1,327,681 km (0.109 R)
• M6: 1,975,141 km (0.094 R)
• M7: 2,278,376 km (0.083 R)
• M8: 2,878,263 km (0.081 R)
• M9: 3,165,790 km (0.094 R)
• M10: 3,857,979 km (0.072 R)
• M11: 4,573,207 km (0.115 R)
• M12: 5,475,432 km (0.051 R)
• M13: 6,004,559 km (0.115 R)
• M14: 9,802,101 km (0.114 R)
• M15: 11,218,045 km (0.075 R)
• M16: 11,528,610 km (0.115 R)
• M17: 11,975,758 km (0.105 R)
• M18: 12,512,815 km (0.114 R)
• M19: 13,340,839 km (0.099 R)
• M20: 13,622,831 km (0.037 R)
• M21: 13,936,388 km (0.085 R)
• M22: 14,311,729 km (0.048 R)
• M23: 14,662,686 km (0.08 R)
• M24: 15,047,601 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.4

Radius: 5.5

Gravity: 24.61 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.89 AU - 11.29 AU

Year: 22123 Days

Day: 21.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 83,670,181 km

• M1: 75,098 km (0.058 R)
• M2: 245,341 km (0.118 R)
• M3: 478,115 km (0.111 R)
• M4: 686,654 km (0.087 R)
• M5: 822,938 km (0.093 R)
• M6: 6,299,118 km (0.061 R)
• M7: 7,343,909 km (0.12 R)
• M8: 7,542,425 km (0.066 R)
• M9: 7,693,220 km (0.055 R)
• M10: 9,394,746 km (0.101 R)
• M11: 10,963,430 km (0.08 R)
• M12: 11,328,598 km (0.025 R)
• M13: 11,637,518 km (0.037 R)
• M14: 14,121,889 km (0.087 R)
• M15: 15,887,892 km (0.034 R)
• M16: 16,847,563 km (0.091 R)
• M17: 17,681,720 km (0.052 R)
• M18: 18,536,074 km (0.041 R)
• M19: 19,410,623 km (0.045 R)
• M20: 21,558,100 km (0.106 R)
• M21: 23,375,266 km (0.099 R)
• M22: 24,176,512 km (0.056 R)
• M23: 29,466,891 km (0.105 R)
• M24: 30,365,974 km (0.117 R)
• M25: 31,688,719 km (0.057 R)
• M26: 33,672,686 km (0.109 R)
• M27: 40,333,980 km (0.085 R)
• M28: 41,620,521 km (0.055 R)
• M29: 43,407,617 km (0.087 R)
• M30: 44,132,868 km (0.118 R)
• M31: 47,597,405 km (0.045 R)
• M32: 52,112,269 km (0.032 R)
• M33: 56,419,491 km (0.107 R)
• M34: 60,186,814 km (0.119 R)
• M35: 62,476,858 km (0.083 R)
• M36: 64,076,059 km (0.072 R)
• M37: 65,104,245 km (0.111 R)
• M38: 68,540,359 km (0.055 R)
• M39: 71,136,929 km (0.108 R)
• M40: 72,686,913 km (0.201 R)
• M41: 74,726,829 km (0.053 R)
• M42: 75,836,995 km (0.184 R)
• M43: 75,996,317 km (0.099 R)
• M44: 78,405,291 km (0.091 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: 405 - 17,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit