🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 8

Gravity: 9.58 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.63 AU - 0.73 AU

Year: 394 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,424,408 km

• M1: 99,483 km (0.076 R)
• M2: 363,224 km (0.085 R)
• M3: 791,822 km (0.085 R)
• M4: 1,092,364 km (0.097 R)
• M5: 1,561,353 km (0.084 R)
• M6: 1,939,237 km (0.115 R)
• M7: 2,261,770 km (0.103 R)
• M8: 2,931,221 km (0.069 R)
• M9: 3,312,546 km (0.104 R)
• M10: 3,628,796 km (0.055 R)
• M11: 4,003,987 km (0.058 R)
• M12: 4,965,752 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.6

Radius: 11.1

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.83 AU - 0.85 AU

Year: 541 Days

Day: 12.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,424,408 km

• M1: 138,079 km (0.094 R)
• M2: 553,363 km (0.049 R)
• M3: 1,029,981 km (0.116 R)
• M4: 1,426,715 km (0.053 R)
• M5: 2,048,892 km (0.1 R)
• M6: 2,398,652 km (0.12 R)
• M7: 2,788,804 km (0.095 R)
• M8: 3,233,558 km (0.092 R)
• M9: 3,685,044 km (0.101 R)
• M10: 4,047,370 km (0.093 R)
• M11: 4,651,596 km (0.043 R)
• M12: 5,143,624 km (0.114 R)
• M13: 5,490,691 km (0.107 R)
• M14: 6,507,208 km (0.097 R)
• M15: 7,018,384 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.1

Radius: 8

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.09 AU - 1.25 AU

Year: 890 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,424,408 km

• M1: 99,483 km (0.101 R)
• M2: 486,193 km (0.074 R)
• M3: 797,955 km (0.118 R)
• M4: 1,126,921 km (0.096 R)
• M5: 1,570,778 km (0.075 R)
• M6: 1,820,008 km (0.081 R)
• M7: 2,075,222 km (0.057 R)
• M8: 2,527,007 km (0.053 R)
• M9: 2,808,251 km (0.077 R)
• M10: 3,096,826 km (0.104 R)
• M11: 3,463,490 km (0.118 R)
• M12: 4,183,205 km (0.084 R)
• M13: 4,508,132 km (0.099 R)
• M14: 4,905,464 km (0.05 R)
• M15: 6,848,591 km (0.085 R)
• M16: 7,204,185 km (0.094 R)
• M17: 7,849,699 km (0.118 R)
• M18: 8,696,423 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.5

Radius: 8.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.57 AU - 1.93 AU

Year: 1627 Days

Day: 10.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,424,408 km

• M1: 110,702 km (0.108 R)
• M2: 459,864 km (0.116 R)
• M3: 1,081,742 km (0.116 R)
• M4: 1,591,273 km (0.064 R)
• M5: 2,827,998 km (0.109 R)
• M6: 3,337,977 km (0.079 R)
• M7: 3,798,290 km (0.092 R)
• M8: 4,576,648 km (0.035 R)
• M9: 4,901,574 km (0.07 R)
• M10: 5,398,090 km (0.057 R)
• M11: 6,270,844 km (0.043 R)
• M12: 6,627,036 km (0.083 R)
• M13: 6,926,232 km (0.107 R)
• M14: 7,331,343 km (0.07 R)
• M15: 8,399,920 km (0.096 R)
• M16: 9,083,583 km (0.085 R)
• M17: 9,715,335 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 9.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.4 AU - 2.1 AU

Year: 1627 Days

Day: 8.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,424,408 km

• M1: 121,922 km (0.1 R)
• M2: 455,526 km (0.109 R)
• M3: 782,995 km (0.069 R)
• M4: 1,094,608 km (0.078 R)
• M5: 1,569,431 km (0.071 R)
• M6: 1,956,142 km (0.088 R)
• M7: 2,374,118 km (0.088 R)
• M8: 2,887,688 km (0.106 R)
• M9: 3,998,452 km (0.073 R)
• M10: 5,025,292 km (0.088 R)
• M11: 5,410,207 km (0.047 R)
• M12: 6,470,407 km (0.077 R)
• M13: 7,174,415 km (0.105 R)
• M14: 7,904,153 km (0.111 R)
• M15: 8,274,707 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.7

Radius: 8

Gravity: 13.34 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.78 AU - 2.5 AU

Year: 2201 Days

Day: 9 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,424,408 km

• M1: 99,483 km (0.098 R)
• M2: 424,409 km (0.031 R)
• M3: 922,121 km (0.076 R)
• M4: 1,217,427 km (0.11 R)
• M5: 1,919,789 km (0.062 R)
• M6: 2,286,304 km (0.066 R)
• M7: 3,210,969 km (0.035 R)
• M8: 6,569,441 km (0.116 R)
• M9: 7,739,595 km (0.091 R)
• M10: 8,604,271 km (0.088 R)
• M11: 9,855,508 km (0.12 R)
• M12: 10,987,515 km (0.119 R)
• M13: 11,544,318 km (0.114 R)
• M14: 12,628,304 km (0.093 R)
• M15: 13,062,886 km (0.059 R)
• M16: 13,915,744 km (0.114 R)
• M17: 14,757,680 km (0.113 R)
• M18: 18,356,108 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.5

Radius: 10.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.48 AU - 4.96 AU

Year: 6094 Days

Day: 9.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,424,408 km

• M1: 131,796 km (0.119 R)
• M2: 531,671 km (0.113 R)
• M3: 1,076,357 km (0.08 R)
• M4: 1,534,874 km (0.106 R)
• M5: 1,915,750 km (0.102 R)
• M6: 2,327,144 km (0.107 R)
• M7: 2,723,728 km (0.104 R)
• M8: 3,479,198 km (0.084 R)
• M9: 4,120,973 km (0.084 R)
• M10: 5,670,806 km (0.081 R)
• M11: 7,144,794 km (0.089 R)
• M12: 8,066,317 km (0.099 R)
• M13: 10,144,980 km (0.107 R)
• M14: 10,692,657 km (0.072 R)
• M15: 11,212,061 km (0.088 R)
• M16: 11,551,200 km (0.03 R)
• M17: 15,569,099 km (0.096 R)
• M18: 16,923,259 km (0.094 R)
• M19: 18,221,021 km (0.062 R)
• M20: 20,218,900 km (0.054 R)
• M21: 22,665,424 km (0.104 R)
• M22: 24,564,270 km (0.116 R)
• M23: 28,766,324 km (0.061 R)
• M24: 29,863,924 km (0.067 R)
• M25: 30,235,974 km (0.112 R)
• M26: 33,324,571 km (0.09 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: 216 - 12,579 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit