🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.9

Radius: 13.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.71 AU - 0.77 AU

Year: 439 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,782,577 km

• M1: 167,849 km (0.11 R)
• M2: 922,720 km (0.112 R)
• M3: 1,540,110 km (0.094 R)
• M4: 2,027,799 km (0.052 R)
• M5: 2,697,698 km (0.116 R)
• M6: 3,233,408 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.5

Radius: 12.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.99 AU - 1.31 AU

Year: 851 Days

Day: 6.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,782,577 km

• M1: 157,975 km (0.096 R)
• M2: 585,676 km (0.112 R)
• M3: 1,536,819 km (0.104 R)
• M4: 1,961,228 km (0.096 R)
• M5: 2,657,457 km (0.051 R)
• M6: 3,226,377 km (0.107 R)
• M7: 3,679,958 km (0.114 R)
• M8: 4,163,907 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64

Radius: 11.5

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.5 AU - 2.38 AU

Year: 1865 Days

Day: 13.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,782,577 km

• M1: 176,077 km (0.09 R)
• M2: 1,138,290 km (0.065 R)
• M3: 1,916,050 km (0.095 R)
• M4: 3,031,451 km (0.115 R)
• M5: 3,419,209 km (0.117 R)
• M6: 4,035,403 km (0.107 R)
• M7: 5,437,733 km (0.079 R)
• M8: 6,279,071 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.1

Radius: 3.6

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.39 AU - 7.77 AU

Year: 11651 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,782,577 km

• M1: 44,879 km (0.074 R)
• M2: 430,692 km (0.06 R)
• M3: 1,266,645 km (0.115 R)
• M4: 1,412,802 km (0.114 R)
• M5: 1,631,963 km (0.072 R)
• M6: 1,783,057 km (0.092 R)
• M7: 2,100,952 km (0.108 R)
• M8: 2,332,979 km (0.063 R)
• M9: 4,258,154 km (0.099 R)
• M10: 6,653,964 km (0.12 R)
• M11: 7,239,191 km (0.107 R)
• M12: 7,588,801 km (0.049 R)
• M13: 7,979,850 km (0.069 R)
• M14: 8,321,232 km (0.109 R)
• M15: 16,148,342 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.9

Radius: 3.1

Gravity: 54.41 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 7.76 AU - 7.9 AU

Year: 15124 Days

Day: 24.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 57,782,577 km

• M1: 42,187 km (0.055 R)
• M2: 140,772 km (0.088 R)
• M3: 249,230 km (0.101 R)
• M4: 493,075 km (0.063 R)
• M5: 603,777 km (0.082 R)
• M6: 704,307 km (0.061 R)
• M7: 845,976 km (0.106 R)
• M8: 1,627,326 km (0.12 R)
• M9: 2,000,423 km (0.03 R)
• M10: 2,149,273 km (0.079 R)
• M11: 2,532,842 km (0.089 R)
• M12: 2,820,369 km (0.111 R)
• M13: 3,460,049 km (0.091 R)
• M14: 3,647,645 km (0.084 R)
• M15: 5,121,334 km (0.108 R)
• M16: 6,142,489 km (0.081 R)
• M17: 7,825,614 km (0.071 R)
• M18: 8,289,966 km (0.068 R)
• M19: 8,432,682 km (0.105 R)
• M20: 9,427,059 km (0.116 R)
• M21: 9,635,000 km (0.1 R)
• M22: 9,845,933 km (0.101 R)
• M23: 10,113,863 km (0.095 R)
• M24: 11,118,862 km (0.035 R)
• M25: 12,685,151 km (0.099 R)
• M26: 19,069,241 km (0.058 R)
• M27: 22,110,116 km (0.1 R)
• M28: 26,064,587 km (0.037 R)
• M29: 29,239,502 km (0.068 R)
• M30: 34,470,192 km (0.066 R)
• M31: 35,087,283 km (0.078 R)
• M32: 36,343,307 km (0.047 R)
• M33: 43,791,336 km (0.097 R)
• M34: 44,224,571 km (0.103 R)
• M35: 44,369,681 km (0.081 R)
• M36: 50,434,529 km (0.112 R)
• M37: 53,499,340 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.4

Radius: 7.1

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.75 AU - 9.31 AU

Year: 17196 Days

Day: 21.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 101.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,782,577 km

• M1: 90,656 km (0.105 R)
• M2: 779,255 km (0.096 R)
• M3: 1,104,780 km (0.059 R)
• M4: 1,352,664 km (0.092 R)
• M5: 1,607,728 km (0.114 R)
• M6: 1,911,861 km (0.117 R)
• M7: 3,061,820 km (0.096 R)
• M8: 3,825,218 km (0.025 R)
• M9: 4,966,649 km (0.086 R)
• M10: 6,091,027 km (0.12 R)
• M11: 6,474,895 km (0.104 R)
• M12: 7,548,858 km (0.102 R)
• M13: 9,076,851 km (0.103 R)
• M14: 9,476,277 km (0.119 R)
• M15: 10,690,114 km (0.057 R)
• M16: 12,917,627 km (0.106 R)
• M17: 13,295,511 km (0.117 R)
• M18: 14,676,598 km (0.117 R)
• M19: 15,862,610 km (0.094 R)
• M20: 17,111,304 km (0.098 R)
• M21: 22,673,053 km (0.045 R)
• M22: 23,130,823 km (0.116 R)
• M23: 23,408,476 km (0.117 R)
• M24: 24,349,896 km (0.034 R)
• M25: 24,926,745 km (0.072 R)
• M26: 25,316,448 km (0.117 R)
• M27: 25,710,040 km (0.093 R)
• M28: 27,325,697 km (0.115 R)
• M29: 30,313,914 km (0.063 R)
• M30: 35,072,174 km (0.119 R)
• M31: 44,448,220 km (0.092 R)
• M32: 45,165,243 km (0.098 R)
• M33: 45,889,895 km (0.115 R)
• M34: 48,563,059 km (0.113 R)
• M35: 49,630,141 km (0.086 R)
• M36: 51,338,249 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.9

Radius: 3.2

Gravity: 26.46 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.29 AU - 11.23 AU

Year: 21047 Days

Day: 15 Hours

Environment

Temp: -225 °C

Axial Tilt: 141.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 57,782,577 km

• M1: 42,336 km (0.115 R)
• M2: 149,897 km (0.064 R)
• M3: 271,969 km (0.11 R)
• M4: 461,360 km (0.101 R)
• M5: 654,640 km (0.114 R)
• M6: 963,859 km (0.062 R)
• M7: 1,090,269 km (0.097 R)
• M8: 1,861,895 km (0.08 R)
• M9: 2,390,424 km (0.104 R)
• M10: 3,571,500 km (0.087 R)
• M11: 5,407,514 km (0.108 R)
• M12: 5,623,683 km (0.076 R)
• M13: 5,996,631 km (0.116 R)
• M14: 6,111,671 km (0.104 R)
• M15: 7,699,503 km (0.109 R)
• M16: 9,646,819 km (0.095 R)
• M17: 10,733,348 km (0.11 R)
• M18: 14,069,530 km (0.105 R)
• M19: 17,956,681 km (0.104 R)
• M20: 18,926,524 km (0.112 R)
• M21: 19,676,309 km (0.037 R)
• M22: 22,135,548 km (0.075 R)
• M23: 23,155,058 km (0.101 R)
• M24: 26,607,178 km (0.057 R)
• M25: 27,022,312 km (0.044 R)
• M26: 27,759,082 km (0.08 R)
• M27: 32,110,884 km (0.04 R)
• M28: 35,626,434 km (0.11 R)
• M29: 37,932,634 km (0.086 R)
• M30: 45,150,133 km (0.08 R)
• M31: 46,037,548 km (0.075 R)
• M32: 48,924,338 km (0.098 R)
• M33: 50,332,802 km (0.041 R)
• M34: 50,808,224 km (0.077 R)
• M35: 54,720,208 km (0.115 R)
• M36: 56,237,580 km (0.111 R)
• M37: 57,782,626 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 14,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit