🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.5

Radius: 10.9

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.66 AU - 0.9 AU

Year: 438 Days

Day: 6.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,981,012 km

• M1: 135,536 km (0.1 R)
• M2: 586,723 km (0.026 R)
• M3: 937,380 km (0.07 R)
• M4: 1,749,846 km (0.083 R)
• M5: 2,153,761 km (0.067 R)
• M6: 2,756,490 km (0.042 R)
• M7: 3,365,055 km (0.111 R)
• M8: 4,205,795 km (0.108 R)
• M9: 4,762,747 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.4

Radius: 11.9

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.71 AU - 1.97 AU

Year: 1587 Days

Day: 9.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,981,012 km

• M1: 148,102 km (0.081 R)
• M2: 779,405 km (0.071 R)
• M3: 1,178,382 km (0.057 R)
• M4: 1,580,352 km (0.076 R)
• M5: 1,995,336 km (0.069 R)
• M6: 2,418,250 km (0.067 R)
• M7: 2,814,086 km (0.075 R)
• M8: 3,599,923 km (0.111 R)
• M9: 4,271,618 km (0.108 R)
• M10: 4,939,722 km (0.098 R)
• M11: 6,157,448 km (0.094 R)
• M12: 6,930,271 km (0.093 R)
• M13: 8,089,804 km (0.07 R)
• M14: 9,049,325 km (0.088 R)
• M15: 10,152,459 km (0.05 R)
• M16: 10,754,591 km (0.068 R)
• M17: 11,721,741 km (0.116 R)
• M18: 12,305,472 km (0.073 R)
• M19: 12,826,970 km (0.109 R)
• M20: 13,743,257 km (0.086 R)
• M21: 15,198,695 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.5

Radius: 14.7

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.74 AU - 2.42 AU

Year: 1907 Days

Day: 13.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,981,012 km

• M1: 182,958 km (0.063 R)
• M2: 643,420 km (0.072 R)
• M3: 1,315,264 km (0.088 R)
• M4: 2,287,800 km (0.092 R)
• M5: 3,260,037 km (0.09 R)
• M6: 3,952,974 km (0.119 R)
• M7: 4,762,299 km (0.1 R)
• M8: 5,701,923 km (0.114 R)
• M9: 6,443,031 km (0.11 R)
• M10: 7,866,903 km (0.093 R)
• M11: 8,638,529 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.7

Radius: 8.2

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2 AU - 2.21 AU

Year: 1935 Days

Day: 7.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,981,012 km

• M1: 112,498 km (0.098 R)
• M2: 398,230 km (0.108 R)
• M3: 940,671 km (0.094 R)
• M4: 1,492,538 km (0.079 R)
• M5: 2,376,512 km (0.038 R)
• M6: 4,687,350 km (0.106 R)
• M7: 4,948,847 km (0.105 R)
• M8: 5,220,218 km (0.084 R)
• M9: 7,378,466 km (0.113 R)
• M10: 8,224,293 km (0.073 R)
• M11: 9,611,962 km (0.08 R)
• M12: 10,920,345 km (0.034 R)
• M13: 11,696,459 km (0.074 R)
• M14: 11,976,656 km (0.088 R)
• M15: 14,382,339 km (0.104 R)
• M16: 15,362,056 km (0.096 R)
• M17: 15,892,530 km (0.041 R)
• M18: 16,485,237 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.6

Radius: 10.4

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.35 AU - 2.75 AU

Year: 2589 Days

Day: 5.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,981,012 km

• M1: 129,402 km (0.086 R)
• M2: 482,154 km (0.12 R)
• M3: 968,048 km (0.039 R)
• M4: 1,466,059 km (0.089 R)
• M5: 1,873,265 km (0.113 R)
• M6: 2,453,255 km (0.112 R)
• M7: 2,935,858 km (0.107 R)
• M8: 4,072,204 km (0.115 R)
• M9: 4,553,310 km (0.067 R)
• M10: 5,189,849 km (0.04 R)
• M11: 5,629,667 km (0.043 R)
• M12: 7,129,835 km (0.087 R)
• M13: 7,581,620 km (0.074 R)
• M14: 9,192,340 km (0.081 R)
• M15: 10,246,856 km (0.104 R)
• M16: 11,339,818 km (0.034 R)
• M17: 12,040,235 km (0.118 R)
• M18: 12,595,094 km (0.11 R)
• M19: 13,167,006 km (0.117 R)
• M20: 15,579,272 km (0.113 R)
• M21: 17,612,457 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.9

Radius: 8.5

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.37 AU - 3.19 AU

Year: 2947 Days

Day: 10.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,981,012 km

• M1: 105,766 km (0.098 R)
• M2: 379,081 km (0.119 R)
• M3: 652,097 km (0.106 R)
• M4: 992,731 km (0.077 R)
• M5: 1,736,831 km (0.111 R)
• M6: 2,072,828 km (0.117 R)
• M7: 2,393,117 km (0.112 R)
• M8: 2,893,971 km (0.111 R)
• M9: 3,695,067 km (0.065 R)
• M10: 4,522,044 km (0.089 R)
• M11: 5,467,353 km (0.031 R)
• M12: 6,774,540 km (0.087 R)
• M13: 7,908,342 km (0.117 R)
• M14: 8,485,640 km (0.117 R)
• M15: 11,246,918 km (0.095 R)
• M16: 16,432,129 km (0.055 R)
• M17: 18,230,146 km (0.118 R)
• M18: 19,784,468 km (0.095 R)
• M19: 20,093,238 km (0.098 R)
• M20: 22,278,863 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.4

Radius: 14.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.16 AU - 3.48 AU

Year: 3011 Days

Day: 11.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,981,012 km

• M1: 184,005 km (0.093 R)
• M2: 648,208 km (0.063 R)
• M3: 1,412,054 km (0.079 R)
• M4: 2,243,968 km (0.116 R)
• M5: 3,226,078 km (0.03 R)
• M6: 5,627,722 km (0.12 R)
• M7: 6,147,874 km (0.118 R)
• M8: 10,387,029 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.2

Radius: 12.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.86 AU - 5.86 AU

Year: 6812 Days

Day: 7.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,981,012 km

• M1: 159,172 km (0.089 R)
• M2: 716,873 km (0.113 R)
• M3: 1,379,592 km (0.105 R)
• M4: 2,644,741 km (0.101 R)
• M5: 3,827,910 km (0.105 R)
• M6: 4,233,620 km (0.064 R)
• M7: 5,363,383 km (0.1 R)
• M8: 8,565,675 km (0.091 R)
• M9: 15,060,167 km (0.116 R)
• M10: 21,608,964 km (0.056 R)
• M11: 22,353,213 km (0.042 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.2

Radius: 9.9

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.05 AU - 5.49 AU

Year: 7692 Days

Day: 5.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,981,012 km

• M1: 123,119 km (0.095 R)
• M2: 472,131 km (0.09 R)
• M3: 891,454 km (0.058 R)
• M4: 1,236,726 km (0.103 R)
• M5: 1,725,312 km (0.104 R)
• M6: 2,457,743 km (0.052 R)
• M7: 2,953,960 km (0.116 R)
• M8: 5,077,053 km (0.119 R)
• M9: 5,759,668 km (0.027 R)
• M10: 6,570,039 km (0.061 R)
• M11: 10,584,947 km (0.07 R)
• M12: 12,412,734 km (0.098 R)
• M13: 14,269,692 km (0.085 R)
• M14: 15,870,838 km (0.079 R)
• M15: 16,938,518 km (0.091 R)
• M16: 18,255,129 km (0.026 R)
• M17: 19,007,606 km (0.096 R)
• M18: 19,852,086 km (0.108 R)
• M19: 21,464,751 km (0.096 R)
• M20: 23,005,161 km (0.069 R)
• M21: 23,481,331 km (0.073 R)
• M22: 26,477,477 km (0.11 R)
• M23: 26,912,807 km (0.088 R)
• M24: 27,352,923 km (0.036 R)
• M25: 29,907,008 km (0.078 R)
• M26: 30,665,020 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.1

Radius: 3.1

Gravity: 76.7 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.94 AU - 8.88 AU

Year: 12825 Days

Day: 22.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,981,012 km

• M1: 38,895 km (0.069 R)
• M2: 174,880 km (0.095 R)
• M3: 343,776 km (0.105 R)
• M4: 530,474 km (0.117 R)
• M5: 663,915 km (0.046 R)
• M6: 880,234 km (0.101 R)
• M7: 1,080,695 km (0.084 R)
• M8: 1,351,766 km (0.116 R)
• M9: 1,602,941 km (0.063 R)
• M10: 2,197,443 km (0.112 R)
• M11: 2,315,925 km (0.088 R)
• M12: 2,587,295 km (0.118 R)
• M13: 3,021,428 km (0.111 R)
• M14: 5,641,784 km (0.076 R)
• M15: 9,061,442 km (0.104 R)
• M16: 9,264,147 km (0.055 R)
• M17: 9,418,233 km (0.111 R)
• M18: 9,944,070 km (0.104 R)
• M19: 10,378,651 km (0.116 R)
• M20: 10,996,640 km (0.087 R)
• M21: 11,520,083 km (0.084 R)
• M22: 16,621,221 km (0.102 R)
• M23: 20,514,954 km (0.111 R)
• M24: 24,483,038 km (0.087 R)
• M25: 24,679,161 km (0.071 R)
• M26: 29,042,631 km (0.097 R)
• M27: 30,490,739 km (0.113 R)
• M28: 32,811,301 km (0.092 R)
• M29: 37,669,941 km (0.093 R)
• M30: 38,457,573 km (0.055 R)
• M31: 39,524,655 km (0.063 R)
• M32: 44,280,671 km (0.084 R)
• M33: 46,946,355 km (0.079 R)
• M34: 47,858,154 km (0.095 R)
• M35: 49,403,799 km (0.096 R)
• M36: 53,743,035 km (0.086 R)
• M37: 54,074,245 km (0.045 R)
• M38: 56,260,019 km (0.04 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 15,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit