🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.2

Radius: 9.1

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.86 AU - 1.22 AU

Year: 732 Days

Day: 9.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,536,561 km

• M1: 113,694 km (0.066 R)
• M2: 451,038 km (0.117 R)
• M3: 853,905 km (0.107 R)
• M4: 1,140,085 km (0.12 R)
• M5: 1,458,878 km (0.082 R)
• M6: 1,746,406 km (0.058 R)
• M7: 2,363,796 km (0.119 R)
• M8: 2,683,038 km (0.113 R)
• M9: 3,075,433 km (0.117 R)
• M10: 3,373,731 km (0.115 R)
• M11: 3,704,043 km (0.03 R)
• M12: 4,444,254 km (0.074 R)
• M13: 4,872,702 km (0.106 R)
• M14: 5,199,872 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.5

Radius: 9.7

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.23 AU - 1.81 AU

Year: 1294 Days

Day: 14.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 175 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,536,561 km

• M1: 120,576 km (0.071 R)
• M2: 599,139 km (0.113 R)
• M3: 962,662 km (0.077 R)
• M4: 1,813,725 km (0.087 R)
• M5: 2,141,045 km (0.091 R)
• M6: 2,982,383 km (0.108 R)
• M7: 4,313,655 km (0.075 R)
• M8: 4,959,618 km (0.054 R)
• M9: 5,505,351 km (0.099 R)
• M10: 6,090,877 km (0.078 R)
• M11: 6,763,619 km (0.06 R)
• M12: 7,166,336 km (0.103 R)
• M13: 7,534,946 km (0.043 R)
• M14: 7,838,928 km (0.092 R)
• M15: 8,310,162 km (0.116 R)
• M16: 8,634,939 km (0.062 R)
• M17: 9,052,616 km (0.1 R)
• M18: 9,630,513 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105

Radius: 14.7

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.27 AU - 2.07 AU

Year: 1490 Days

Day: 14.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,536,561 km

• M1: 182,958 km (0.071 R)
• M2: 741,407 km (0.077 R)
• M3: 1,377,497 km (0.052 R)
• M4: 3,076,331 km (0.076 R)
• M5: 3,739,797 km (0.119 R)
• M6: 4,857,443 km (0.03 R)
• M7: 6,263,812 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.6

Radius: 8.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.88 AU - 2.24 AU

Year: 2041 Days

Day: 9.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,536,561 km

• M1: 106,962 km (0.112 R)
• M2: 758,910 km (0.093 R)
• M3: 1,043,445 km (0.068 R)
• M4: 1,313,619 km (0.043 R)
• M5: 2,074,324 km (0.086 R)
• M6: 2,460,735 km (0.056 R)
• M7: 3,469,773 km (0.076 R)
• M8: 4,346,716 km (0.07 R)
• M9: 5,061,345 km (0.102 R)
• M10: 5,405,420 km (0.092 R)
• M11: 6,095,664 km (0.097 R)
• M12: 6,650,972 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 10.2

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.76 AU - 2.64 AU

Year: 2252 Days

Day: 9.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,536,561 km

• M1: 126,859 km (0.106 R)
• M2: 524,341 km (0.065 R)
• M3: 846,275 km (0.047 R)
• M4: 1,522,009 km (0.088 R)
• M5: 2,612,278 km (0.115 R)
• M6: 3,057,182 km (0.102 R)
• M7: 4,467,740 km (0.057 R)
• M8: 5,680,979 km (0.109 R)
• M9: 6,035,376 km (0.092 R)
• M10: 6,458,589 km (0.104 R)
• M11: 7,633,979 km (0.066 R)
• M12: 8,745,641 km (0.047 R)
• M13: 9,853,563 km (0.079 R)
• M14: 10,181,332 km (0.04 R)
• M15: 10,629,826 km (0.118 R)
• M16: 11,890,488 km (0.081 R)
• M17: 12,599,432 km (0.047 R)
• M18: 13,783,050 km (0.11 R)
• M19: 14,378,749 km (0.058 R)
• M20: 15,818,928 km (0.053 R)
• M21: 16,421,059 km (0.026 R)
• M22: 18,265,002 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.9

Radius: 8.6

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.07 AU - 3.29 AU

Year: 3028 Days

Day: 12.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,536,561 km

• M1: 106,962 km (0.034 R)
• M2: 556,354 km (0.068 R)
• M3: 890,855 km (0.072 R)
• M4: 1,244,953 km (0.068 R)
• M5: 1,546,543 km (0.071 R)
• M6: 2,315,177 km (0.108 R)
• M7: 2,826,502 km (0.08 R)
• M8: 3,153,822 km (0.094 R)
• M9: 3,906,000 km (0.091 R)
• M10: 4,291,365 km (0.06 R)
• M11: 5,366,824 km (0.106 R)
• M12: 6,494,343 km (0.077 R)
• M13: 8,348,908 km (0.057 R)
• M14: 9,740,317 km (0.069 R)
• M15: 11,580,371 km (0.087 R)
• M16: 11,974,562 km (0.115 R)
• M17: 15,668,133 km (0.103 R)
• M18: 16,753,316 km (0.117 R)
• M19: 17,088,565 km (0.086 R)
• M20: 17,946,060 km (0.061 R)
• M21: 18,414,899 km (0.095 R)
• M22: 19,377,263 km (0.031 R)
• M23: 20,499,546 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.7

Radius: 12.8

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.6 AU - 3.56 AU

Year: 3731 Days

Day: 7.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,536,561 km

• M1: 159,471 km (0.086 R)
• M2: 853,905 km (0.111 R)
• M3: 1,351,467 km (0.109 R)
• M4: 2,127,132 km (0.106 R)
• M5: 2,683,487 km (0.096 R)
• M6: 3,375,227 km (0.079 R)
• M7: 4,251,871 km (0.113 R)
• M8: 5,089,469 km (0.027 R)
• M9: 5,716,434 km (0.102 R)
• M10: 6,705,575 km (0.1 R)
• M11: 7,982,393 km (0.102 R)
• M12: 9,901,733 km (0.065 R)
• M13: 10,490,251 km (0.106 R)
• M14: 10,968,965 km (0.1 R)
• M15: 13,281,748 km (0.053 R)
• M16: 16,303,475 km (0.116 R)
• M17: 26,844,141 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.7

Radius: 5.3

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.52 AU - 7.48 AU

Year: 11439 Days

Day: 23.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,536,561 km

• M1: 67,319 km (0.078 R)
• M2: 490,382 km (0.097 R)
• M3: 1,045,839 km (0.108 R)
• M4: 1,400,535 km (0.066 R)
• M5: 1,998,029 km (0.116 R)
• M6: 4,004,436 km (0.097 R)
• M7: 4,711,435 km (0.052 R)
• M8: 8,348,758 km (0.083 R)
• M9: 8,909,600 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.8

Radius: 5.4

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.72 AU - 9.3 AU

Year: 17136 Days

Day: 15.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 43,536,561 km

• M1: 68,965 km (0.034 R)
• M2: 487,240 km (0.089 R)
• M3: 961,316 km (0.082 R)
• M4: 1,400,086 km (0.078 R)
• M5: 1,790,836 km (0.089 R)
• M6: 2,163,634 km (0.041 R)
• M7: 3,129,288 km (0.09 R)
• M8: 4,243,344 km (0.099 R)
• M9: 4,638,132 km (0.099 R)
• M10: 5,118,940 km (0.119 R)
• M11: 5,566,238 km (0.057 R)
• M12: 6,686,426 km (0.077 R)
• M13: 8,417,573 km (0.115 R)
• M14: 8,859,336 km (0.086 R)
• M15: 10,129,272 km (0.11 R)
• M16: 11,144,892 km (0.107 R)
• M17: 11,623,455 km (0.094 R)
• M18: 12,004,930 km (0.073 R)
• M19: 14,285,250 km (0.103 R)
• M20: 17,116,839 km (0.091 R)
• M21: 18,998,930 km (0.105 R)
• M22: 20,379,868 km (0.098 R)
• M23: 20,775,105 km (0.097 R)
• M24: 23,685,831 km (0.081 R)
• M25: 26,016,117 km (0.111 R)
• M26: 26,201,469 km (0.116 R)
• M27: 26,951,702 km (0.086 R)
• M28: 28,989,075 km (0.087 R)
• M29: 30,608,622 km (0.055 R)
• M30: 31,650,870 km (0.104 R)
• M31: 32,824,466 km (0.109 R)
• M32: 34,806,937 km (0.045 R)
• M33: 36,867,946 km (0.096 R)
• M34: 38,047,376 km (0.084 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: 364 - 15,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit