🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.5

Radius: 11.4

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.79 AU - 1.21 AU

Year: 678 Days

Day: 13.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,057,182 km

• M1: 142,118 km (0.093 R)
• M2: 547,229 km (0.09 R)
• M3: 1,722,021 km (0.117 R)
• M4: 2,228,410 km (0.039 R)
• M5: 2,686,030 km (0.112 R)
• M6: 3,106,699 km (0.059 R)
• M7: 3,849,303 km (0.032 R)
• M8: 4,449,340 km (0.099 R)
• M9: 4,855,498 km (0.119 R)
• M10: 5,894,306 km (0.025 R)
• M11: 6,305,101 km (0.117 R)
• M12: 7,250,111 km (0.105 R)
• M13: 7,837,732 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.1

Radius: 11.2

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.13 AU - 1.25 AU

Year: 880 Days

Day: 6.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,057,182 km

• M1: 139,276 km (0.104 R)
• M2: 525,687 km (0.117 R)
• M3: 896,690 km (0.047 R)
• M4: 1,312,422 km (0.061 R)
• M5: 1,969,007 km (0.095 R)
• M6: 2,362,749 km (0.101 R)
• M7: 2,785,064 km (0.097 R)
• M8: 4,122,469 km (0.102 R)
• M9: 4,549,421 km (0.089 R)
• M10: 5,078,848 km (0.106 R)
• M11: 5,454,338 km (0.114 R)
• M12: 6,738,337 km (0.117 R)
• M13: 7,451,320 km (0.115 R)
• M14: 7,814,095 km (0.072 R)
• M15: 8,163,257 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.4

Radius: 10.3

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.06 AU - 1.44 AU

Year: 948 Days

Day: 10.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,057,182 km

• M1: 129,851 km (0.074 R)
• M2: 543,040 km (0.055 R)
• M3: 1,293,423 km (0.094 R)
• M4: 1,669,063 km (0.112 R)
• M5: 2,492,450 km (0.054 R)
• M6: 3,071,992 km (0.069 R)
• M7: 3,652,282 km (0.064 R)
• M8: 4,716,671 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.2

Radius: 11.5

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.5 AU - 1.86 AU

Year: 1477 Days

Day: 11.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,057,182 km

• M1: 143,614 km (0.088 R)
• M2: 546,481 km (0.045 R)
• M3: 917,334 km (0.113 R)
• M4: 1,520,662 km (0.033 R)
• M5: 3,003,327 km (0.108 R)
• M6: 3,543,525 km (0.119 R)
• M7: 4,034,505 km (0.029 R)
• M8: 5,040,700 km (0.05 R)
• M9: 5,724,512 km (0.102 R)
• M10: 6,469,210 km (0.099 R)
• M11: 6,946,278 km (0.074 R)
• M12: 7,619,020 km (0.118 R)
• M13: 8,125,558 km (0.086 R)
• M14: 10,108,478 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.4

Radius: 14.4

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.5 AU - 2.86 AU

Year: 2976 Days

Day: 14.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,057,182 km

• M1: 179,069 km (0.047 R)
• M2: 811,419 km (0.113 R)
• M3: 1,309,281 km (0.027 R)
• M4: 1,832,424 km (0.114 R)
• M5: 2,427,375 km (0.084 R)
• M6: 4,480,007 km (0.102 R)
• M7: 4,983,255 km (0.082 R)
• M8: 5,672,003 km (0.103 R)
• M9: 6,236,286 km (0.114 R)
• M10: 6,922,941 km (0.092 R)
• M11: 8,000,045 km (0.099 R)
• M12: 9,500,362 km (0.087 R)
• M13: 10,150,515 km (0.107 R)
• M14: 10,676,501 km (0.101 R)
• M15: 11,181,244 km (0.12 R)
• M16: 13,720,967 km (0.109 R)
• M17: 15,222,481 km (0.069 R)
• M18: 16,779,346 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 10.2

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.98 AU - 6.08 AU

Year: 7651 Days

Day: 13.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,057,182 km

• M1: 126,859 km (0.071 R)
• M2: 548,875 km (0.113 R)
• M3: 997,818 km (0.051 R)
• M4: 1,512,135 km (0.061 R)
• M5: 1,861,596 km (0.106 R)
• M6: 2,196,994 km (0.044 R)
• M7: 2,847,595 km (0.026 R)
• M8: 5,299,205 km (0.118 R)
• M9: 8,640,923 km (0.041 R)
• M10: 9,493,182 km (0.063 R)
• M11: 9,915,945 km (0.116 R)
• M12: 14,307,690 km (0.091 R)
• M13: 19,097,664 km (0.049 R)
• M14: 21,569,171 km (0.057 R)
• M15: 21,973,683 km (0.11 R)
• M16: 23,049,292 km (0.085 R)
• M17: 23,900,354 km (0.088 R)
• M18: 26,579,203 km (0.078 R)
• M19: 27,609,633 km (0.074 R)
• M20: 28,472,514 km (0.028 R)
• M21: 33,921,766 km (0.066 R)
• M22: 41,133,131 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.5

Radius: 10.5

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.98 AU - 6.44 AU

Year: 8066 Days

Day: 12.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,057,182 km

• M1: 130,898 km (0.103 R)
• M2: 482,902 km (0.105 R)
• M3: 974,630 km (0.063 R)
• M4: 1,370,765 km (0.093 R)
• M5: 1,874,611 km (0.079 R)
• M6: 2,717,894 km (0.066 R)
• M7: 3,090,692 km (0.049 R)
• M8: 3,542,627 km (0.071 R)
• M9: 4,910,700 km (0.116 R)
• M10: 5,406,916 km (0.082 R)
• M11: 6,602,951 km (0.099 R)
• M12: 7,967,283 km (0.12 R)
• M13: 9,247,991 km (0.115 R)
• M14: 9,960,525 km (0.11 R)
• M15: 10,950,714 km (0.078 R)
• M16: 15,823,116 km (0.075 R)
• M17: 20,235,057 km (0.042 R)
• M18: 21,130,699 km (0.116 R)
• M19: 21,511,575 km (0.106 R)
• M20: 24,979,104 km (0.108 R)
• M21: 26,623,634 km (0.054 R)
• M22: 27,157,549 km (0.088 R)
• M23: 33,203,995 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.7

Radius: 12.6

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.33 AU - 6.13 AU

Year: 8112 Days

Day: 5 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,057,182 km

• M1: 156,629 km (0.083 R)
• M2: 588,219 km (0.112 R)
• M3: 1,001,707 km (0.041 R)
• M4: 2,271,344 km (0.095 R)
• M5: 2,825,305 km (0.082 R)
• M6: 3,975,414 km (0.092 R)
• M7: 4,421,664 km (0.077 R)
• M8: 8,593,350 km (0.101 R)
• M9: 10,089,778 km (0.086 R)
• M10: 13,073,208 km (0.091 R)
• M11: 16,802,833 km (0.035 R)
• M12: 17,486,794 km (0.069 R)
• M13: 19,650,728 km (0.117 R)
• M14: 23,223,125 km (0.08 R)
• M15: 24,417,364 km (0.089 R)
• M16: 25,922,169 km (0.082 R)
• M17: 29,213,771 km (0.032 R)
• M18: 33,092,246 km (0.114 R)
• M19: 37,071,400 km (0.067 R)
• M20: 38,701,568 km (0.089 R)
• M21: 41,112,337 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.9

Radius: 7.8

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.26 AU - 8.48 AU

Year: 12213 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,057,182 km

• M1: 105,766 km (0.115 R)
• M2: 576,849 km (0.089 R)
• M3: 1,968,858 km (0.11 R)
• M4: 2,868,838 km (0.099 R)
• M5: 5,213,187 km (0.102 R)
• M6: 6,433,456 km (0.107 R)
• M7: 7,193,114 km (0.101 R)
• M8: 9,426,910 km (0.11 R)
• M9: 10,837,319 km (0.096 R)
• M10: 12,263,734 km (0.107 R)
• M11: 13,115,096 km (0.039 R)
• M12: 14,332,822 km (0.111 R)
• M13: 17,214,227 km (0.098 R)
• M14: 18,830,034 km (0.061 R)
• M15: 19,471,360 km (0.069 R)
• M16: 20,127,047 km (0.12 R)
• M17: 23,079,361 km (0.054 R)
• M18: 24,753,511 km (0.095 R)
• M19: 29,397,029 km (0.047 R)
• M20: 30,917,841 km (0.084 R)
• M21: 34,352,159 km (0.055 R)
• M22: 38,542,246 km (0.116 R)
• M23: 47,183,916 km (0.082 R)
• M24: 47,772,434 km (0.047 R)
• M25: 51,718,228 km (0.093 R)
• M26: 52,030,439 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.7

Radius: 6.8

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.08 AU - 11.48 AU

Year: 22355 Days

Day: 23 Hours

Environment

Temp: -228 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,057,182 km

• M1: 87,066 km (0.053 R)
• M2: 312,809 km (0.077 R)
• M3: 694,882 km (0.108 R)
• M4: 1,213,388 km (0.116 R)
• M5: 1,718,880 km (0.068 R)
• M6: 1,982,920 km (0.111 R)
• M7: 2,660,897 km (0.027 R)
• M8: 3,090,692 km (0.091 R)
• M9: 4,119,327 km (0.034 R)
• M10: 4,795,809 km (0.041 R)
• M11: 6,005,158 km (0.046 R)
• M12: 7,588,950 km (0.119 R)
• M13: 8,452,280 km (0.096 R)
• M14: 12,696,072 km (0.1 R)
• M15: 15,644,347 km (0.113 R)
• M16: 15,870,988 km (0.102 R)
• M17: 16,878,380 km (0.107 R)
• M18: 17,357,392 km (0.061 R)
• M19: 18,849,033 km (0.113 R)
• M20: 21,243,646 km (0.098 R)
• M21: 24,133,876 km (0.094 R)
• M22: 25,672,939 km (0.05 R)
• M23: 26,306,486 km (0.105 R)
• M24: 31,394,310 km (0.085 R)
• M25: 32,362,507 km (0.042 R)
• M26: 32,977,654 km (0.113 R)
• M27: 35,386,628 km (0.061 R)
• M28: 42,869,215 km (0.116 R)
• M29: 44,815,932 km (0.087 R)
• M30: 45,426,590 km (0.038 R)
• M31: 48,884,844 km (0.108 R)
• M32: 58,289,763 km (0.063 R)
• M33: 58,652,688 km (0.106 R)
• M34: 60,490,497 km (0.069 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 13,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit