🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.5

Radius: 13.4

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.48 AU - 0.66 AU

Year: 292 Days

Day: 13.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,945,812 km

• M1: 166,652 km (0.061 R)
• M2: 592,557 km (0.102 R)
• M3: 1,283,101 km (0.117 R)
• M4: 2,018,674 km (0.081 R)
• M5: 2,515,339 km (0.092 R)
• M6: 3,011,704 km (0.066 R)
• M7: 3,527,817 km (0.073 R)
• M8: 4,128,153 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 9.8

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.68 AU - 0.84 AU

Year: 449 Days

Day: 7.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,945,812 km

• M1: 121,922 km (0.092 R)
• M2: 500,704 km (0.118 R)
• M3: 859,889 km (0.066 R)
• M4: 1,235,828 km (0.118 R)
• M5: 1,607,130 km (0.11 R)
• M6: 4,004,735 km (0.104 R)
• M7: 4,830,515 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.2

Radius: 8.1

Gravity: 14.7 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.84 AU - 3.5 AU

Year: 3828 Days

Day: 14.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,945,812 km

• M1: 121,324 km (0.079 R)
• M2: 614,099 km (0.117 R)
• M3: 1,180,776 km (0.093 R)
• M4: 1,495,680 km (0.085 R)
• M5: 1,879,847 km (0.12 R)
• M6: 2,191,609 km (0.106 R)
• M7: 2,724,177 km (0.083 R)
• M8: 3,221,740 km (0.075 R)
• M9: 4,770,377 km (0.04 R)
• M10: 5,578,505 km (0.11 R)
• M11: 6,257,529 km (0.075 R)
• M12: 6,665,034 km (0.062 R)
• M13: 7,224,680 km (0.119 R)
• M14: 7,603,162 km (0.103 R)
• M15: 8,626,412 km (0.119 R)
• M16: 9,533,573 km (0.113 R)
• M17: 9,947,211 km (0.112 R)
• M18: 10,590,183 km (0.075 R)
• M19: 11,816,736 km (0.117 R)
• M20: 13,544,442 km (0.118 R)
• M21: 13,804,293 km (0.115 R)
• M22: 14,280,463 km (0.111 R)
• M23: 15,098,315 km (0.114 R)
• M24: 16,353,740 km (0.109 R)
• M25: 18,176,141 km (0.055 R)
• M26: 19,201,335 km (0.104 R)
• M27: 20,197,209 km (0.061 R)
• M28: 23,991,908 km (0.061 R)
• M29: 25,303,283 km (0.063 R)
• M30: 26,176,785 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.3

Radius: 10.9

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.89 AU - 3.53 AU

Year: 3901 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,945,812 km

• M1: 137,181 km (0.058 R)
• M2: 727,943 km (0.034 R)
• M3: 1,262,307 km (0.112 R)
• M4: 2,696,950 km (0.099 R)
• M5: 4,259,201 km (0.048 R)
• M6: 5,359,194 km (0.105 R)
• M7: 7,390,135 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.8

Radius: 12.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.9 AU - 4.06 AU

Year: 4403 Days

Day: 11.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,945,812 km

• M1: 156,928 km (0.049 R)
• M2: 820,395 km (0.112 R)
• M3: 1,276,369 km (0.056 R)
• M4: 2,012,989 km (0.113 R)
• M5: 2,453,405 km (0.118 R)
• M6: 3,467,379 km (0.102 R)
• M7: 4,407,602 km (0.1 R)
• M8: 5,311,323 km (0.084 R)
• M9: 5,854,213 km (0.093 R)
• M10: 6,359,555 km (0.097 R)
• M11: 8,648,403 km (0.099 R)
• M12: 9,629,765 km (0.08 R)
• M13: 10,029,041 km (0.101 R)
• M14: 10,683,831 km (0.04 R)
• M15: 12,900,722 km (0.086 R)
• M16: 14,309,336 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.5

Radius: 8.4

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.35 AU - 5.49 AU

Year: 6303 Days

Day: 5.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,945,812 km

• M1: 108,907 km (0.103 R)
• M2: 495,767 km (0.055 R)
• M3: 1,210,097 km (0.031 R)
• M4: 1,482,664 km (0.095 R)
• M5: 1,770,042 km (0.101 R)
• M6: 2,035,578 km (0.073 R)
• M7: 2,343,899 km (0.034 R)
• M8: 2,997,941 km (0.114 R)
• M9: 3,295,641 km (0.084 R)
• M10: 3,613,088 km (0.109 R)
• M11: 4,068,314 km (0.107 R)
• M12: 7,864,809 km (0.108 R)
• M13: 8,551,463 km (0.032 R)
• M14: 9,956,486 km (0.086 R)
• M15: 10,990,507 km (0.038 R)
• M16: 11,366,297 km (0.069 R)
• M17: 12,801,389 km (0.118 R)
• M18: 13,482,358 km (0.055 R)
• M19: 14,297,816 km (0.114 R)
• M20: 14,576,817 km (0.095 R)
• M21: 15,435,807 km (0.103 R)
• M22: 16,388,746 km (0.085 R)
• M23: 17,191,488 km (0.109 R)
• M24: 19,483,028 km (0.058 R)
• M25: 21,676,133 km (0.099 R)
• M26: 22,267,793 km (0.104 R)
• M27: 24,423,648 km (0.063 R)
• M28: 24,822,775 km (0.101 R)
• M29: 25,388,703 km (0.104 R)
• M30: 25,963,309 km (0.066 R)
• M31: 30,139,782 km (0.116 R)
• M32: 31,062,951 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 13

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.27 AU - 5.09 AU

Year: 6867 Days

Day: 6.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,945,812 km

• M1: 161,715 km (0.102 R)
• M2: 588,668 km (0.073 R)
• M3: 1,030,580 km (0.084 R)
• M4: 1,718,580 km (0.089 R)
• M5: 2,365,142 km (0.104 R)
• M6: 2,795,984 km (0.077 R)
• M7: 3,257,344 km (0.084 R)
• M8: 4,282,089 km (0.107 R)
• M9: 5,542,900 km (0.082 R)
• M10: 5,969,254 km (0.111 R)
• M11: 6,925,633 km (0.107 R)
• M12: 9,786,543 km (0.039 R)
• M13: 11,012,797 km (0.109 R)
• M14: 11,426,136 km (0.041 R)
• M15: 12,449,535 km (0.066 R)
• M16: 13,591,864 km (0.102 R)
• M17: 15,692,667 km (0.118 R)
• M18: 17,300,395 km (0.09 R)
• M19: 19,311,888 km (0.111 R)
• M20: 20,143,353 km (0.104 R)
• M21: 21,958,723 km (0.087 R)
• M22: 22,948,164 km (0.061 R)
• M23: 24,487,675 km (0.092 R)
• M24: 26,094,955 km (0.113 R)
• M25: 26,646,074 km (0.118 R)
• M26: 27,581,808 km (0.116 R)
• M27: 29,917,031 km (0.099 R)
• M28: 32,592,439 km (0.077 R)
• M29: 33,231,821 km (0.053 R)
• M30: 35,088,929 km (0.082 R)
• M31: 36,440,845 km (0.046 R)
• M32: 36,899,063 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 14,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit