🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.9

Radius: 8.9

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.78 AU - 1.24 AU

Year: 701 Days

Day: 10.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,582,728 km

• M1: 110,852 km (0.094 R)
• M2: 407,654 km (0.117 R)
• M3: 742,305 km (0.088 R)
• M4: 1,152,203 km (0.048 R)
• M5: 1,717,084 km (0.076 R)
• M6: 2,350,033 km (0.037 R)
• M7: 2,689,471 km (0.114 R)
• M8: 3,177,309 km (0.086 R)
• M9: 4,229,431 km (0.098 R)
• M10: 4,521,895 km (0.107 R)
• M11: 4,812,115 km (0.104 R)
• M12: 5,229,493 km (0.061 R)
• M13: 5,758,620 km (0.086 R)
• M14: 6,211,004 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.3

Radius: 12

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.03 AU - 1.09 AU

Year: 753 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,582,728 km

• M1: 149,299 km (0.12 R)
• M2: 542,591 km (0.094 R)
• M3: 1,073,664 km (0.081 R)
• M4: 1,688,810 km (0.107 R)
• M5: 2,586,398 km (0.114 R)
• M6: 3,071,843 km (0.118 R)
• M7: 3,461,246 km (0.084 R)
• M8: 4,227,486 km (0.103 R)
• M9: 4,711,735 km (0.109 R)
• M10: 5,307,732 km (0.097 R)
• M11: 6,369,877 km (0.074 R)
• M12: 6,872,825 km (0.074 R)
• M13: 7,284,818 km (0.084 R)
• M14: 7,737,651 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.8

Radius: 11.3

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.18 AU - 1.7 AU

Year: 1193 Days

Day: 10.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,582,728 km

• M1: 140,622 km (0.107 R)
• M2: 603,927 km (0.1 R)
• M3: 1,105,528 km (0.069 R)
• M4: 1,516,623 km (0.078 R)
• M5: 2,061,608 km (0.09 R)
• M6: 2,439,642 km (0.068 R)
• M7: 2,811,842 km (0.078 R)
• M8: 4,079,684 km (0.087 R)
• M9: 4,480,755 km (0.082 R)
• M10: 5,632,360 km (0.046 R)
• M11: 7,143,598 km (0.063 R)
• M12: 7,833,992 km (0.11 R)
• M13: 8,568,517 km (0.105 R)
• M14: 9,497,670 km (0.036 R)
• M15: 10,206,016 km (0.037 R)
• M16: 11,216,250 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.5

Radius: 9.5

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.66 AU - 1.9 AU

Year: 1639 Days

Day: 8.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,582,728 km

• M1: 118,182 km (0.077 R)
• M2: 661,073 km (0.057 R)
• M3: 970,292 km (0.097 R)
• M4: 1,310,777 km (0.113 R)
• M5: 2,155,705 km (0.065 R)
• M6: 2,954,109 km (0.071 R)
• M7: 3,873,687 km (0.119 R)
• M8: 5,462,716 km (0.094 R)
• M9: 5,771,785 km (0.115 R)
• M10: 6,723,377 km (0.107 R)
• M11: 8,738,909 km (0.055 R)
• M12: 9,899,789 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.2

Radius: 11.4

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.69 AU - 3.39 AU

Year: 3659 Days

Day: 7.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,582,728 km

• M1: 141,819 km (0.112 R)
• M2: 1,294,919 km (0.086 R)
• M3: 1,736,382 km (0.067 R)
• M4: 2,379,205 km (0.113 R)
• M5: 3,033,994 km (0.059 R)
• M6: 3,586,459 km (0.05 R)
• M7: 3,970,327 km (0.103 R)
• M8: 4,337,141 km (0.11 R)
• M9: 5,872,315 km (0.062 R)
• M10: 6,264,112 km (0.036 R)
• M11: 7,709,526 km (0.045 R)
• M12: 9,291,374 km (0.119 R)
• M13: 10,378,951 km (0.1 R)
• M14: 11,855,332 km (0.089 R)
• M15: 17,065,228 km (0.11 R)
• M16: 19,115,018 km (0.107 R)
• M17: 20,041,926 km (0.103 R)
• M18: 22,320,900 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.1

Radius: 8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.47 AU - 3.63 AU

Year: 3677 Days

Day: 12.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,582,728 km

• M1: 99,632 km (0.12 R)
• M2: 360,531 km (0.067 R)
• M3: 632,949 km (0.046 R)
• M4: 1,022,501 km (0.119 R)
• M5: 3,609,647 km (0.107 R)
• M6: 3,907,496 km (0.108 R)
• M7: 4,921,172 km (0.057 R)
• M8: 7,887,847 km (0.066 R)
• M9: 8,827,172 km (0.081 R)
• M10: 10,193,150 km (0.055 R)
• M11: 10,555,476 km (0.119 R)
• M12: 10,892,371 km (0.117 R)
• M13: 11,910,234 km (0.033 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.6

Radius: 5.5

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.51 AU - 7.33 AU

Year: 11228 Days

Day: 23.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,582,728 km

• M1: 362,176 km (0.074 R)
• M2: 899,233 km (0.085 R)
• M3: 1,606,083 km (0.076 R)
• M4: 1,876,256 km (0.093 R)
• M5: 2,203,726 km (0.088 R)
• M6: 3,846,610 km (0.097 R)
• M7: 5,396,893 km (0.027 R)
• M8: 5,734,685 km (0.091 R)
• M9: 6,983,528 km (0.075 R)
• M10: 7,575,038 km (0.095 R)
• M11: 9,108,566 km (0.053 R)
• M12: 10,960,288 km (0.102 R)
• M13: 12,281,237 km (0.083 R)
• M14: 16,334,442 km (0.092 R)
• M15: 17,317,898 km (0.092 R)
• M16: 18,109,421 km (0.059 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 14,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit