🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.6

Radius: 9.9

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.56 AU - 0.72 AU

Year: 341 Days

Day: 7.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,581,312 km

• M1: 123,119 km (0.112 R)
• M2: 537,206 km (0.052 R)
• M3: 1,258,417 km (0.068 R)
• M4: 1,632,861 km (0.116 R)
• M5: 2,269,400 km (0.096 R)
• M6: 2,760,081 km (0.1 R)
• M7: 3,308,806 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.8

Radius: 9.9

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.82 AU - 0.88 AU

Year: 523 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,581,312 km

• M1: 123,269 km (0.064 R)
• M2: 506,090 km (0.058 R)
• M3: 821,741 km (0.114 R)
• M4: 1,836,912 km (0.083 R)
• M5: 2,229,756 km (0.092 R)
• M6: 2,545,707 km (0.071 R)
• M7: 3,059,426 km (0.068 R)
• M8: 3,551,902 km (0.049 R)
• M9: 4,096,438 km (0.113 R)
• M10: 4,711,286 km (0.039 R)
• M11: 5,121,932 km (0.066 R)
• M12: 6,423,284 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.6

Radius: 9.7

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.76 AU - 1.26 AU

Year: 677 Days

Day: 5.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,581,312 km

• M1: 120,576 km (0.1 R)
• M2: 430,991 km (0.103 R)
• M3: 849,566 km (0.102 R)
• M4: 1,193,193 km (0.05 R)
• M5: 1,583,045 km (0.043 R)
• M6: 1,992,344 km (0.051 R)
• M7: 2,344,797 km (0.102 R)
• M8: 2,739,137 km (0.119 R)
• M9: 3,819,682 km (0.064 R)
• M10: 4,662,068 km (0.081 R)
• M11: 5,435,938 km (0.108 R)
• M12: 6,818,970 km (0.104 R)
• M13: 7,126,095 km (0.078 R)
• M14: 8,152,037 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.5

Radius: 13.3

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.9 AU - 1.44 AU

Year: 844 Days

Day: 14.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,581,312 km

• M1: 165,455 km (0.113 R)
• M2: 590,912 km (0.096 R)
• M3: 1,155,943 km (0.075 R)
• M4: 1,601,595 km (0.061 R)
• M5: 2,107,086 km (0.102 R)
• M6: 2,673,912 km (0.064 R)
• M7: 3,161,601 km (0.114 R)
• M8: 3,652,731 km (0.072 R)
• M9: 4,397,729 km (0.116 R)
• M10: 5,135,246 km (0.092 R)
• M11: 5,837,159 km (0.034 R)
• M12: 7,185,784 km (0.115 R)
• M13: 7,663,301 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.4

Radius: 10.1

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.51 AU - 4.07 AU

Year: 3979 Days

Day: 14.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,581,312 km

• M1: 125,961 km (0.078 R)
• M2: 485,445 km (0.08 R)
• M3: 830,119 km (0.04 R)
• M4: 1,163,572 km (0.118 R)
• M5: 1,699,133 km (0.098 R)
• M6: 2,510,551 km (0.054 R)
• M7: 2,970,565 km (0.116 R)
• M8: 4,514,864 km (0.106 R)
• M9: 6,168,070 km (0.111 R)
• M10: 7,442,045 km (0.081 R)
• M11: 8,919,324 km (0.076 R)
• M12: 10,032,632 km (0.092 R)
• M13: 10,583,002 km (0.099 R)
• M14: 11,111,831 km (0.115 R)
• M15: 14,122,039 km (0.099 R)
• M16: 16,749,726 km (0.086 R)

Asteroid Belt

Center: 3.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.7

Radius: 12.1

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.66 AU - 4.98 AU

Year: 5988 Days

Day: 10.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,581,312 km

• M1: 150,495 km (0.101 R)
• M2: 554,410 km (0.095 R)
• M3: 1,287,290 km (0.036 R)
• M4: 1,911,412 km (0.081 R)
• M5: 2,439,792 km (0.087 R)
• M6: 3,295,491 km (0.031 R)
• M7: 4,238,257 km (0.118 R)
• M8: 5,881,889 km (0.097 R)
• M9: 6,688,371 km (0.066 R)
• M10: 7,118,465 km (0.076 R)
• M11: 8,562,833 km (0.075 R)
• M12: 9,598,798 km (0.048 R)
• M13: 10,813,532 km (0.079 R)
• M14: 14,004,605 km (0.086 R)
• M15: 18,815,223 km (0.068 R)
• M16: 19,675,561 km (0.057 R)
• M17: 23,462,332 km (0.037 R)
• M18: 25,397,081 km (0.059 R)
• M19: 27,073,774 km (0.099 R)
• M20: 28,170,027 km (0.097 R)
• M21: 29,106,061 km (0.059 R)
• M22: 30,744,606 km (0.12 R)
• M23: 32,750,115 km (0.065 R)
• M24: 36,247,714 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.7

Radius: 8.2

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.43 AU - 5.09 AU

Year: 6925 Days

Day: 13.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,581,312 km

• M1: 106,663 km (0.098 R)
• M2: 424,110 km (0.087 R)
• M3: 713,881 km (0.11 R)
• M4: 2,402,691 km (0.113 R)
• M5: 7,094,829 km (0.066 R)
• M6: 7,891,736 km (0.1 R)
• M7: 8,773,766 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.8

Radius: 10.7

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.79 AU - 6.25 AU

Year: 7500 Days

Day: 8.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 166.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,581,312 km

• M1: 133,142 km (0.117 R)
• M2: 746,493 km (0.103 R)
• M3: 1,578,108 km (0.069 R)
• M4: 1,941,481 km (0.052 R)
• M5: 3,362,661 km (0.111 R)
• M6: 7,334,185 km (0.089 R)
• M7: 8,798,300 km (0.05 R)
• M8: 10,102,943 km (0.113 R)
• M9: 12,918,973 km (0.05 R)
• M10: 15,234,898 km (0.057 R)
• M11: 16,832,603 km (0.107 R)
• M12: 18,686,569 km (0.084 R)
• M13: 21,635,442 km (0.097 R)
• M14: 22,543,950 km (0.097 R)
• M15: 28,243,330 km (0.07 R)
• M16: 30,338,299 km (0.035 R)
• M17: 32,108,490 km (0.082 R)
• M18: 32,641,956 km (0.086 R)
• M19: 33,507,829 km (0.109 R)
• M20: 35,968,115 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.8

Radius: 7.5

Gravity: 16.57 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.25 AU - 9.89 AU

Year: 19742 Days

Day: 19.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,581,312 km

• M1: 93,499 km (0.103 R)
• M2: 441,763 km (0.092 R)
• M3: 1,031,627 km (0.112 R)
• M4: 1,306,139 km (0.066 R)
• M5: 1,791,883 km (0.056 R)
• M6: 2,214,946 km (0.119 R)
• M7: 3,232,062 km (0.094 R)
• M8: 4,021,041 km (0.049 R)
• M9: 5,476,628 km (0.08 R)
• M10: 8,761,199 km (0.034 R)
• M11: 9,915,496 km (0.101 R)
• M12: 11,900,211 km (0.066 R)
• M13: 13,608,170 km (0.061 R)
• M14: 15,636,119 km (0.057 R)
• M15: 17,066,125 km (0.103 R)
• M16: 19,894,722 km (0.097 R)
• M17: 25,428,945 km (0.076 R)
• M18: 30,101,036 km (0.087 R)
• M19: 46,632,947 km (0.091 R)
• M20: 51,184,612 km (0.092 R)
• M21: 53,940,803 km (0.099 R)
• M22: 55,450,396 km (0.079 R)
• M23: 71,900,177 km (0.106 R)
• M24: 77,237,081 km (0.045 R)
• M25: 79,153,580 km (0.095 R)
• M26: 82,583,410 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 12,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit