🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.1

Radius: 11.8

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.81 AU - 1.07 AU

Year: 629 Days

Day: 11.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,187,343 km

• M1: 146,756 km (0.111 R)
• M2: 543,190 km (0.066 R)
• M3: 1,082,789 km (0.111 R)
• M4: 1,515,875 km (0.119 R)
• M5: 1,895,555 km (0.037 R)
• M6: 2,567,249 km (0.041 R)
• M7: 2,987,769 km (0.114 R)
• M8: 3,594,687 km (0.059 R)
• M9: 4,152,538 km (0.116 R)
• M10: 4,958,571 km (0.06 R)
• M11: 5,373,556 km (0.117 R)
• M12: 5,758,022 km (0.077 R)
• M13: 6,142,189 km (0.082 R)
• M14: 6,602,203 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.5

Radius: 13

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.97 AU - 1.51 AU

Year: 953 Days

Day: 8.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,187,343 km

• M1: 161,715 km (0.037 R)
• M2: 610,060 km (0.102 R)
• M3: 1,159,832 km (0.095 R)
• M4: 1,678,937 km (0.091 R)
• M5: 2,086,741 km (0.062 R)
• M6: 3,082,913 km (0.057 R)
• M7: 3,704,043 km (0.083 R)
• M8: 5,254,326 km (0.112 R)
• M9: 6,312,581 km (0.12 R)
• M10: 7,132,228 km (0.07 R)
• M11: 7,676,615 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.6

Radius: 9.6

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.68 AU - 1.82 AU

Year: 1598 Days

Day: 10.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,187,343 km

• M1: 119,529 km (0.099 R)
• M2: 582,085 km (0.093 R)
• M3: 979,268 km (0.116 R)
• M4: 2,099,307 km (0.06 R)
• M5: 4,047,370 km (0.114 R)
• M6: 4,480,157 km (0.105 R)
• M7: 5,043,393 km (0.103 R)
• M8: 5,509,540 km (0.085 R)
• M9: 6,508,405 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.3

Radius: 12

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.18 AU - 4.3 AU

Year: 6026 Days

Day: 9.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,187,343 km

• M1: 149,897 km (0.1 R)
• M2: 551,268 km (0.092 R)
• M3: 985,102 km (0.105 R)
• M4: 1,771,688 km (0.081 R)
• M5: 3,199,150 km (0.057 R)
• M6: 4,622,425 km (0.075 R)
• M7: 5,314,464 km (0.114 R)
• M8: 6,699,292 km (0.054 R)
• M9: 8,116,732 km (0.038 R)
• M10: 10,169,663 km (0.117 R)
• M11: 10,581,357 km (0.105 R)
• M12: 11,051,991 km (0.107 R)
• M13: 14,006,400 km (0.11 R)
• M14: 14,689,613 km (0.101 R)
• M15: 15,275,887 km (0.115 R)
• M16: 16,620,623 km (0.061 R)
• M17: 17,257,311 km (0.094 R)
• M18: 21,800,000 km (0.05 R)
• M19: 23,423,137 km (0.107 R)
• M20: 25,542,640 km (0.113 R)
• M21: 31,203,573 km (0.105 R)
• M22: 31,977,442 km (0.079 R)
• M23: 32,369,090 km (0.088 R)
• M24: 33,664,458 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.2

Radius: 10.1

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.79 AU - 5.07 AU

Year: 6436 Days

Day: 8.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,187,343 km

• M1: 130,749 km (0.108 R)
• M2: 1,136,046 km (0.077 R)
• M3: 2,587,445 km (0.096 R)
• M4: 5,013,025 km (0.095 R)
• M5: 6,305,849 km (0.025 R)
• M6: 11,414,467 km (0.088 R)
• M7: 13,682,520 km (0.079 R)
• M8: 14,105,583 km (0.101 R)
• M9: 14,922,388 km (0.098 R)
• M10: 15,541,274 km (0.089 R)
• M11: 15,885,947 km (0.105 R)
• M12: 16,710,082 km (0.047 R)
• M13: 19,222,130 km (0.036 R)
• M14: 24,437,261 km (0.085 R)
• M15: 26,747,351 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.7

Radius: 3.5

Gravity: 64.55 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.14 AU - 7.56 AU

Year: 13754 Days

Day: 19.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,187,343 km

• M1: 51,312 km (0.104 R)
• M2: 236,963 km (0.082 R)
• M3: 469,737 km (0.061 R)
• M4: 1,086,081 km (0.116 R)
• M5: 1,200,074 km (0.098 R)
• M6: 1,638,845 km (0.08 R)
• M7: 1,877,004 km (0.117 R)
• M8: 2,297,225 km (0.113 R)
• M9: 3,040,577 km (0.094 R)
• M10: 3,399,911 km (0.119 R)
• M11: 3,990,972 km (0.088 R)
• M12: 4,421,215 km (0.095 R)
• M13: 6,053,029 km (0.064 R)
• M14: 6,578,267 km (0.076 R)
• M15: 7,765,027 km (0.093 R)
• M16: 8,238,504 km (0.113 R)
• M17: 9,938,086 km (0.099 R)
• M18: 10,214,393 km (0.104 R)
• M19: 11,371,383 km (0.099 R)
• M20: 16,487,331 km (0.078 R)
• M21: 19,070,886 km (0.111 R)
• M22: 21,911,750 km (0.105 R)
• M23: 22,097,999 km (0.047 R)
• M24: 22,473,939 km (0.078 R)
• M25: 23,335,323 km (0.091 R)
• M26: 28,414,171 km (0.048 R)
• M27: 29,420,665 km (0.107 R)
• M28: 29,761,449 km (0.115 R)
• M29: 35,065,292 km (0.058 R)
• M30: 37,938,768 km (0.115 R)
• M31: 43,118,744 km (0.12 R)
• M32: 43,705,467 km (0.106 R)
• M33: 45,195,462 km (0.114 R)
• M34: 53,156,013 km (0.076 R)
• M35: 60,159,138 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 12,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit