🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.7

Radius: 8.6

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.46 AU - 0.56 AU

Year: 256 Days

Day: 10.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,452,025 km

• M1: 107,411 km (0.074 R)
• M2: 275,260 km (0.054 R)
• M3: 447,298 km (0.102 R)
• M4: 628,012 km (0.067 R)
• M5: 898,634 km (0.101 R)
• M6: 1,083,986 km (0.085 R)
• M7: 1,361,341 km (0.048 R)
• M8: 1,562,699 km (0.088 R)
• M9: 1,739,075 km (0.106 R)
• M10: 1,906,774 km (0.117 R)
• M11: 2,116,959 km (0.116 R)
• M12: 2,323,255 km (0.104 R)
• M13: 2,737,940 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 13

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.58 AU - 0.7 AU

Year: 360 Days

Day: 7.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,452,025 km

• M1: 168,298 km (0.086 R)
• M2: 468,989 km (0.114 R)
• M3: 804,537 km (0.067 R)
• M4: 1,149,809 km (0.074 R)
• M5: 1,418,038 km (0.053 R)
• M6: 1,744,012 km (0.067 R)
• M7: 2,119,054 km (0.055 R)
• M8: 2,546,455 km (0.052 R)
• M9: 2,974,754 km (0.102 R)
• M10: 3,468,127 km (0.105 R)
• M11: 3,858,279 km (0.097 R)
• M12: 4,278,649 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.1

Radius: 9.5

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.63 AU - 0.79 AU

Year: 421 Days

Day: 8.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,452,025 km

• M1: 120,426 km (0.082 R)
• M2: 317,147 km (0.09 R)
• M3: 496,815 km (0.031 R)
• M4: 922,570 km (0.053 R)
• M5: 1,160,431 km (0.08 R)
• M6: 1,523,654 km (0.12 R)
• M7: 1,802,056 km (0.103 R)
• M8: 2,038,869 km (0.12 R)
• M9: 2,772,348 km (0.059 R)
• M10: 3,051,348 km (0.084 R)
• M11: 3,344,410 km (0.104 R)
• M12: 4,248,430 km (0.087 R)
• M13: 4,614,945 km (0.074 R)
• M14: 4,986,546 km (0.101 R)
• M15: 5,177,882 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681

Radius: 11.4

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.53 AU - 2.43 AU

Year: 1958 Days

Day: 5.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 55.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,452,025 km

• M1: 155,283 km (0.059 R)
• M2: 521,049 km (0.06 R)
• M3: 737,368 km (0.077 R)
• M4: 1,377,647 km (0.089 R)
• M5: 1,600,248 km (0.085 R)
• M6: 1,841,251 km (0.105 R)
• M7: 2,611,680 km (0.065 R)
• M8: 3,195,710 km (0.052 R)
• M9: 3,466,931 km (0.082 R)
• M10: 4,220,006 km (0.097 R)
• M11: 4,549,421 km (0.086 R)
• M12: 5,156,788 km (0.08 R)
• M13: 5,502,808 km (0.093 R)
• M14: 5,860,347 km (0.106 R)
• M15: 6,209,808 km (0.047 R)
• M16: 7,002,527 km (0.055 R)
• M17: 7,977,606 km (0.112 R)
• M18: 8,362,820 km (0.089 R)
• M19: 9,573,965 km (0.099 R)
• M20: 10,556,224 km (0.04 R)
• M21: 10,999,632 km (0.059 R)
• M22: 12,134,781 km (0.052 R)
• M23: 12,553,805 km (0.063 R)
• M24: 13,647,515 km (0.113 R)
• M25: 14,483,168 km (0.033 R)
• M26: 15,751,758 km (0.083 R)
• M27: 16,069,354 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.2

Radius: 14.7

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.63 AU - 4.89 AU

Year: 6180 Days

Day: 8.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,452,025 km

• M1: 182,958 km (0.113 R)
• M2: 631,004 km (0.11 R)
• M3: 976,724 km (0.112 R)
• M4: 1,286,691 km (0.102 R)
• M5: 1,749,098 km (0.117 R)
• M6: 2,045,452 km (0.037 R)
• M7: 2,682,739 km (0.112 R)
• M8: 3,141,854 km (0.072 R)
• M9: 3,432,074 km (0.109 R)
• M10: 4,951,241 km (0.052 R)
• M11: 5,967,609 km (0.105 R)
• M12: 6,787,405 km (0.093 R)
• M13: 7,974,763 km (0.117 R)
• M14: 8,412,038 km (0.077 R)
• M15: 9,291,225 km (0.106 R)
• M16: 10,052,678 km (0.111 R)
• M17: 11,149,380 km (0.052 R)
• M18: 12,303,976 km (0.074 R)
• M19: 12,994,819 km (0.092 R)
• M20: 16,073,094 km (0.076 R)
• M21: 18,367,627 km (0.055 R)
• M22: 18,854,119 km (0.083 R)
• M23: 19,437,102 km (0.11 R)
• M24: 20,121,063 km (0.109 R)
• M25: 20,910,641 km (0.092 R)
• M26: 21,667,756 km (0.072 R)
• M27: 23,173,309 km (0.092 R)
• M28: 25,191,384 km (0.119 R)
• M29: 25,865,472 km (0.082 R)
• M30: 26,284,795 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.7

Radius: 10.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.21 AU - 5.07 AU

Year: 7026 Days

Day: 10.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 42,452,025 km

• M1: 234,270 km (0.076 R)
• M2: 570,865 km (0.045 R)
• M3: 840,291 km (0.08 R)
• M4: 1,208,003 km (0.061 R)
• M5: 1,910,215 km (0.081 R)
• M6: 2,253,243 km (0.098 R)
• M7: 2,487,214 km (0.12 R)
• M8: 3,087,102 km (0.095 R)
• M9: 3,483,686 km (0.057 R)
• M10: 3,776,149 km (0.118 R)
• M11: 4,103,021 km (0.063 R)
• M12: 4,305,876 km (0.08 R)
• M13: 4,993,876 km (0.109 R)
• M14: 5,734,535 km (0.078 R)
• M15: 6,414,906 km (0.115 R)
• M16: 6,726,668 km (0.098 R)
• M17: 7,861,667 km (0.111 R)
• M18: 9,837,107 km (0.106 R)
• M19: 10,294,727 km (0.038 R)
• M20: 11,998,647 km (0.105 R)
• M21: 12,269,419 km (0.118 R)
• M22: 13,958,678 km (0.101 R)
• M23: 15,625,797 km (0.035 R)
• M24: 16,517,550 km (0.116 R)
• M25: 18,090,571 km (0.086 R)
• M26: 20,233,411 km (0.072 R)
• M27: 21,196,074 km (0.088 R)
• M28: 21,971,888 km (0.068 R)
• M29: 22,391,510 km (0.085 R)
• M30: 25,440,015 km (0.113 R)
• M31: 28,090,441 km (0.106 R)
• M32: 29,586,120 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.6

Radius: 6.9

Gravity: 10.64 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.14 AU - 6.36 AU

Year: 9692 Days

Day: 18.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 42,452,025 km

• M1: 101,128 km (0.087 R)
• M2: 233,223 km (0.068 R)
• M3: 370,704 km (0.061 R)
• M4: 579,991 km (0.066 R)
• M5: 801,845 km (0.043 R)
• M6: 1,339,200 km (0.118 R)
• M7: 1,567,337 km (0.119 R)
• M8: 1,831,676 km (0.096 R)
• M9: 2,044,255 km (0.118 R)
• M10: 3,289,807 km (0.108 R)
• M11: 3,599,774 km (0.114 R)
• M12: 4,157,175 km (0.029 R)
• M13: 4,755,567 km (0.05 R)
• M14: 4,925,959 km (0.118 R)
• M15: 5,305,339 km (0.094 R)
• M16: 6,300,464 km (0.069 R)
• M17: 6,562,859 km (0.092 R)
• M18: 8,818,196 km (0.055 R)
• M19: 9,484,355 km (0.081 R)
• M20: 10,051,331 km (0.114 R)
• M21: 11,629,888 km (0.054 R)
• M22: 11,852,191 km (0.116 R)
• M23: 12,121,616 km (0.086 R)
• M24: 12,901,620 km (0.082 R)
• M25: 13,754,178 km (0.112 R)
• M26: 17,384,769 km (0.098 R)
• M27: 17,820,697 km (0.052 R)
• M28: 19,274,638 km (0.102 R)
• M29: 20,081,420 km (0.097 R)
• M30: 21,926,560 km (0.097 R)
• M31: 22,973,147 km (0.072 R)
• M32: 23,980,389 km (0.088 R)
• M33: 24,171,725 km (0.086 R)
• M34: 26,326,084 km (0.044 R)
• M35: 28,088,496 km (0.071 R)
• M36: 29,695,327 km (0.058 R)
• M37: 32,152,771 km (0.096 R)
• M38: 32,968,828 km (0.104 R)
• M39: 37,123,460 km (0.106 R)
• M40: 40,940,599 km (0.099 R)
• M41: 41,357,678 km (0.048 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 16,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit