🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.3

Radius: 14.1

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.54 AU - 0.58 AU

Year: 295 Days

Day: 6.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,103,541 km

• M1: 175,329 km (0.075 R)
• M2: 1,165,667 km (0.103 R)
• M3: 1,812,528 km (0.111 R)
• M4: 2,586,547 km (0.097 R)
• M5: 3,031,750 km (0.068 R)
• M6: 3,683,848 km (0.072 R)
• M7: 4,153,136 km (0.074 R)

Asteroid Belt

Center: 1.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 13.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.22 AU - 3.24 AU

Year: 3171 Days

Day: 6.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,103,541 km

• M1: 171,589 km (0.108 R)
• M2: 619,634 km (0.104 R)
• M3: 1,077,553 km (0.114 R)
• M4: 1,872,666 km (0.076 R)
• M5: 2,336,569 km (0.061 R)
• M6: 2,817,227 km (0.053 R)
• M7: 3,296,090 km (0.087 R)
• M8: 4,000,845 km (0.053 R)
• M9: 5,350,517 km (0.112 R)
• M10: 11,734,158 km (0.094 R)
• M11: 12,644,461 km (0.109 R)
• M12: 13,291,621 km (0.118 R)
• M13: 16,104,510 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.4

Radius: 12.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.63 AU - 5.19 AU

Year: 6510 Days

Day: 8.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,103,541 km

• M1: 156,031 km (0.111 R)
• M2: 686,355 km (0.038 R)
• M3: 1,408,763 km (0.064 R)
• M4: 2,132,518 km (0.1 R)
• M5: 2,693,958 km (0.062 R)
• M6: 3,430,130 km (0.104 R)
• M7: 3,899,418 km (0.103 R)
• M8: 4,893,047 km (0.106 R)
• M9: 5,303,394 km (0.089 R)
• M10: 8,378,977 km (0.11 R)
• M11: 8,856,194 km (0.107 R)
• M12: 10,314,624 km (0.059 R)
• M13: 11,387,091 km (0.084 R)
• M14: 13,453,187 km (0.061 R)
• M15: 16,147,893 km (0.089 R)
• M16: 17,891,157 km (0.096 R)
• M17: 18,746,259 km (0.056 R)
• M18: 20,079,924 km (0.115 R)
• M19: 22,793,480 km (0.064 R)
• M20: 23,220,731 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.7

Radius: 10.8

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.03 AU - 4.89 AU

Year: 6621 Days

Day: 6 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,103,541 km

• M1: 134,339 km (0.119 R)
• M2: 480,508 km (0.117 R)
• M3: 843,582 km (0.11 R)
• M4: 1,275,023 km (0.116 R)
• M5: 1,824,944 km (0.035 R)
• M6: 2,388,031 km (0.074 R)
• M7: 3,003,028 km (0.062 R)
• M8: 3,381,361 km (0.109 R)
• M9: 5,167,410 km (0.099 R)
• M10: 6,001,268 km (0.093 R)
• M11: 8,580,635 km (0.117 R)
• M12: 9,524,597 km (0.071 R)
• M13: 10,021,861 km (0.093 R)
• M14: 11,517,241 km (0.119 R)
• M15: 11,874,481 km (0.03 R)
• M16: 13,490,437 km (0.056 R)
• M17: 14,825,149 km (0.11 R)
• M18: 19,716,700 km (0.061 R)
• M19: 20,302,675 km (0.074 R)
• M20: 21,203,404 km (0.105 R)
• M21: 25,074,249 km (0.069 R)
• M22: 28,177,208 km (0.09 R)
• M23: 31,926,579 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.1

Radius: 5.6

Gravity: 24.62 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.24 AU - 8.2 AU

Year: 12245 Days

Day: 22.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 84,103,541 km

• M1: 262,095 km (0.105 R)
• M2: 479,611 km (0.105 R)
• M3: 763,548 km (0.094 R)
• M4: 960,718 km (0.08 R)
• M5: 1,242,710 km (0.101 R)
• M6: 1,431,801 km (0.1 R)
• M7: 2,063,553 km (0.076 R)
• M8: 2,391,023 km (0.099 R)
• M9: 2,664,338 km (0.083 R)
• M10: 3,691,926 km (0.071 R)
• M11: 3,971,225 km (0.12 R)
• M12: 4,861,332 km (0.114 R)
• M13: 5,266,144 km (0.059 R)
• M14: 5,476,778 km (0.074 R)
• M15: 6,615,667 km (0.091 R)
• M16: 7,240,687 km (0.078 R)
• M17: 7,457,603 km (0.117 R)
• M18: 8,368,654 km (0.077 R)
• M19: 8,607,712 km (0.058 R)
• M20: 9,924,173 km (0.062 R)
• M21: 12,142,560 km (0.031 R)
• M22: 12,886,510 km (0.096 R)
• M23: 13,594,856 km (0.103 R)
• M24: 14,328,783 km (0.082 R)
• M25: 16,021,334 km (0.032 R)
• M26: 16,915,630 km (0.068 R)
• M27: 18,966,616 km (0.07 R)
• M28: 19,882,155 km (0.109 R)
• M29: 21,354,498 km (0.092 R)
• M30: 24,320,425 km (0.053 R)
• M31: 24,807,366 km (0.107 R)
• M32: 25,201,556 km (0.105 R)
• M33: 26,205,508 km (0.12 R)
• M34: 26,409,410 km (0.032 R)
• M35: 26,614,359 km (0.113 R)
• M36: 28,831,100 km (0.083 R)
• M37: 29,817,848 km (0.1 R)
• M38: 31,627,084 km (0.119 R)
• M39: 32,324,061 km (0.104 R)
• M40: 33,269,220 km (0.095 R)
• M41: 33,508,277 km (0.069 R)
• M42: 35,090,724 km (0.073 R)
• M43: 37,881,023 km (0.103 R)
• M44: 43,898,448 km (0.047 R)
• M45: 45,496,452 km (0.099 R)
• M46: 54,236,409 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.6

Radius: 4.7

Gravity: 43.4 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.48 AU - 9.94 AU

Year: 19647 Days

Day: 23.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,103,541 km

• M1: 58,493 km (0.119 R)
• M2: 211,083 km (0.094 R)
• M3: 565,181 km (0.1 R)
• M4: 2,562,163 km (0.05 R)
• M5: 2,735,696 km (0.106 R)
• M6: 3,539,785 km (0.111 R)
• M7: 3,882,514 km (0.086 R)
• M8: 4,892,150 km (0.104 R)
• M9: 5,317,157 km (0.079 R)
• M10: 5,936,044 km (0.077 R)
• M11: 6,240,774 km (0.08 R)
• M12: 7,414,818 km (0.066 R)
• M13: 7,666,143 km (0.04 R)
• M14: 9,646,669 km (0.107 R)
• M15: 10,006,901 km (0.082 R)
• M16: 15,216,946 km (0.103 R)
• M17: 16,371,991 km (0.04 R)
• M18: 16,541,635 km (0.086 R)
• M19: 20,675,922 km (0.106 R)
• M20: 25,677,128 km (0.053 R)
• M21: 26,252,482 km (0.107 R)
• M22: 26,484,957 km (0.037 R)
• M23: 26,718,778 km (0.119 R)
• M24: 27,667,977 km (0.116 R)
• M25: 33,840,086 km (0.091 R)
• M26: 34,670,803 km (0.099 R)
• M27: 35,799,369 km (0.109 R)
• M28: 36,952,170 km (0.097 R)
• M29: 40,249,756 km (0.095 R)
• M30: 41,338,828 km (0.115 R)
• M31: 43,575,466 km (0.113 R)
• M32: 44,723,480 km (0.057 R)
• M33: 49,163,994 km (0.071 R)
• M34: 52,958,394 km (0.06 R)
• M35: 62,768,125 km (0.043 R)
• M36: 68,756,977 km (0.069 R)
• M37: 71,210,232 km (0.081 R)
• M38: 75,115,484 km (0.105 R)
• M39: 79,161,060 km (0.076 R)
• M40: 80,868,271 km (0.112 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: 532 - 13,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit